SEC Info  
    Home      Search      My Interests      Help      Sign In      Please Sign In

Aerojet Rocketdyne Holdings, Inc. – ‘10-Q’ for 9/30/22 – ‘EX-101.PRE’

On:  Tuesday, 11/1/22, at 7:36am ET   ·   For:  9/30/22   ·   Accession #:  40888-22-28   ·   File #:  1-01520

Previous ‘10-Q’:  ‘10-Q’ on 8/1/22 for 6/30/22   ·   Next & Latest:  ‘10-Q’ on 5/4/23 for 3/31/23   ·   4 References:   

Find Words in Filings emoji
 
  in    Show  and   Hints

  As Of               Filer                 Filing    For·On·As Docs:Size

11/01/22  Aerojet Rocketdyne Holdings, Inc. 10-Q        9/30/22   86:10M

Quarterly Report   —   Form 10-Q

Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-Q        Quarterly Report                                    HTML   2.25M 
 2: EX-31.1     Certification -- §302 - SOA'02                      HTML     28K 
 3: EX-31.2     Certification -- §302 - SOA'02                      HTML     28K 
 4: EX-32.1     Certification -- §906 - SOA'02                      HTML     27K 
10: R1          Cover                                               HTML     79K 
11: R2          Condensed Consolidated Statements of Operations     HTML    109K 
12: R3          Condensed Consolidated Statements of Comprehensive  HTML     45K 
                Income                                                           
13: R4          Condensed Consolidated Statements of Comprehensive  HTML     28K 
                Income (Parenthetical)                                           
14: R5          Condensed Consolidated Balance Sheets               HTML    166K 
15: R6          Condensed Consolidated Balance Sheets               HTML     42K 
                (Parentheticals)                                                 
16: R7          Condensed Consolidated Statements of Stockholders'  HTML    126K 
                Equity                                                           
17: R8          Condensed Consolidated Statements of Cash Flows     HTML    118K 
18: R9          Basis of Presentation and Nature of Operations      HTML     39K 
19: R10         Earnings Per Share ("EPS") of Common Stock          HTML     62K 
20: R11         Revenue Recognition                                 HTML     70K 
21: R12         Stock-Based Compensation                            HTML     42K 
22: R13         Balance Sheet Accounts                              HTML    115K 
23: R14         Income Taxes                                        HTML     35K 
24: R15         Long-term Debt                                      HTML     62K 
25: R16         Commitments and Contingencies                       HTML    100K 
26: R17         Retirement Benefits                                 HTML     60K 
27: R18         Operating Segments and Related Disclosures          HTML     83K 
28: R19         Unusual Items                                       HTML     44K 
29: R20         Revision of Previously Issued Financial Statements  HTML    228K 
30: R21         Basis of Presentation and Nature of Operations      HTML     46K 
                (Policies)                                                       
31: R22         Earnings Per Share ("EPS") of Common Stock          HTML     60K 
                (Tables)                                                         
32: R23         Revenue Recognition (Tables)                        HTML     68K 
33: R24         Stock-Based Compensation (Tables)                   HTML     41K 
34: R25         Balance Sheet Accounts (Tables)                     HTML    123K 
35: R26         Income Taxes (Tables)                               HTML     31K 
36: R27         Long-term Debt (Tables)                             HTML     55K 
37: R28         Commitments and Contingencies (Tables)              HTML     58K 
38: R29         Retirement Benefits (Tables)                        HTML     58K 
39: R30         Operating Segments and Related Disclosures          HTML     82K 
                (Tables)                                                         
40: R31         Unusual Items (Tables)                              HTML     41K 
41: R32         Revision of Previously Issued Financial Statements  HTML    228K 
                (Tables)                                                         
42: R33         Basis of Presentation and Nature of Operations      HTML     61K 
                (Details)                                                        
43: R34         Earnings Per Share ("EPS") of Common Stock -        HTML     86K 
                Reconciliation of Numerator and Denominator                      
                (Details)                                                        
44: R35         Revenue Recognition - Schedule of Impact of the     HTML     65K 
                Change in Contract Estimates on Operating Results                
                (Details)                                                        
45: R36         Revenue Recognition - Schedule of Contract Asset    HTML     38K 
                and Liability (Details)                                          
46: R37         Revenue Recognition - Narrative (Details)           HTML     44K 
47: R38         Revenue Recognition - Schedule of Percentage of     HTML     44K 
                Sales by Contract and Customer (Details)                         
48: R39         Stock-Based Compensation (Details)                  HTML     37K 
49: R40         Balance Sheet Accounts - Schedule of Fair Value of  HTML     57K 
                Financial Instruments (Details)                                  
50: R41         Balance Sheet Accounts - Schedule of Estimated      HTML     40K 
                Fair Value and Principal Amount of Outstanding                   
                Debt (Details)                                                   
51: R42         Balance Sheet Accounts - Schedule of Accounts       HTML     31K 
                Receivable (Details)                                             
52: R43         Balance Sheet Accounts - Schedule of Other Current  HTML     38K 
                Assets (Details)                                                 
53: R44         Balance Sheet Accounts - Schedule of Property,      HTML     42K 
                Plant and Equipment, net (Details)                               
54: R45         Balance Sheet Accounts - Schedule of Other          HTML     34K 
                Noncurrent Assets (Details)                                      
55: R46         Balance Sheet Accounts - Schedule of Other Current  HTML     33K 
                Liabilities (Details)                                            
56: R47         Balance Sheet Accounts - Narrative (Details)        HTML     39K 
57: R48         Income Taxes (Details)                              HTML     34K 
58: R49         Long-term Debt - Summary of Long-term Debt          HTML     55K 
                (Details)                                                        
59: R50         Long-term Debt - Narrative - Senior Credit          HTML     73K 
                Facility (Details)                                               
60: R51         Long-term Debt - 2.25% Convertible Senior Notes     HTML     37K 
                (Details)                                                        
61: R52         Long-term Debt - Schedule of 2.25% Convertible      HTML     39K 
                Senior Notes (Details)                                           
62: R53         Long-Term Debt - Interest Expense Components for    HTML     35K 
                the 2??% Notes (Details)                                         
63: R54         Commitments and Contingencies - Narrative - Legal   HTML     35K 
                Matters (Details)                                                
64: R55         Commitments and Contingencies - Narrative -         HTML     73K 
                Environmental Matters (Details)                                  
65: R56         Commitments and Contingencies - Narrative -         HTML     36K 
                Environmental Reserves and Estimated Recoveries                  
                (Details)                                                        
66: R57         Commitments and Contingencies - Summary of          HTML     47K 
                Environmental Reserve Activity (Details)                         
67: R58         Commitments and Contingencies - Summary of          HTML     31K 
                Northrop Agreement Activity (Details)                            
68: R59         Commitments and Contingencies - Summary of          HTML     27K 
                Financial Information for the Impact of                          
                Environmental Reserves and Recoveries (Details)                  
69: R60         Commitments and Contingencies - Arrangements with   HTML     35K 
                Off-Balance Sheet Risk (Details)                                 
70: R61         Retirement Benefits (Details)                       HTML     46K 
71: R62         Operating Segments and Related Disclosures -        HTML     27K 
                Narrative (Details)                                              
72: R63         Operating Segments and Related Disclosures -        HTML     78K 
                Schedule of Selected Financial Information for                   
                Each Reportable Segment (Details)                                
73: R64         Operating Segments and Related Disclosures -        HTML     37K 
                Summary of Customers that Represented More than                  
                10% of Net Sales (Details)                                       
74: R65         Unusual Items - Summary of Unusual Items Expense    HTML     39K 
                (Details)                                                        
75: R66         Unusual Items - Narrative (Details)                 HTML     47K 
76: R67         Revision of Previously Issued Financial Statements  HTML     40K 
                - Narrative (Details)                                            
77: R68         Revision of Previously Issued Financial Statements  HTML    105K 
                - Condensed Consolidated Statement of Operations                 
                (Details)                                                        
78: R69         Revision of Previously Issued Financial Statements  HTML     50K 
                - Condensed Consolidated Statement of                            
                Comprehensive Income (Details)                                   
79: R70         Revision of Previously Issued Financial Statements  HTML    209K 
                - Condensed Consolidated Balance Sheet (Details)                 
80: R71         Revision of Previously Issued Financial Statements  HTML     62K 
                - Condensed Consolidated Statements of                           
                Stockholders? Equity (Details)                                   
81: R72         Revision of Previously Issued Financial Statements  HTML    114K 
                - Condensed Consolidated Statement of Cash Flows                 
                (Details)                                                        
84: XML         IDEA XML File -- Filing Summary                      XML    161K 
82: XML         XBRL Instance -- ajrd-20220930_htm                   XML   2.84M 
83: EXCEL       IDEA Workbook of Financial Reports                  XLSX    169K 
 6: EX-101.CAL  XBRL Calculations -- ajrd-20220930_cal               XML    213K 
 7: EX-101.DEF  XBRL Definitions -- ajrd-20220930_def                XML    735K 
 8: EX-101.LAB  XBRL Labels -- ajrd-20220930_lab                     XML   1.49M 
 9: EX-101.PRE  XBRL Presentations -- ajrd-20220930_pre              XML   1.07M 
 5: EX-101.SCH  XBRL Schema -- ajrd-20220930                         XSD    173K 
85: JSON        XBRL Instance as JSON Data -- MetaLinks              430±   632K 
86: ZIP         XBRL Zipped Folder -- 0000040888-22-000028-xbrl      Zip    465K 


‘EX-101.PRE’   —   XBRL Presentations — ajrd-20220930_pre


This Exhibit is an XBRL XML File.


                                                                                                                                                                                
<?xml version="1.0" encoding="windows-1252"?>
<!-- XBRL Document Created with Wdesk from Workiva -->
<!-- Copyright 2022 Workiva -->
<!-- r:54bb7d72-2673-4d66-8c9d-7afc7762d871,g:45fcd3b7-188a-4aec-bab7-28a8924dce26 -->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
<link:roleRef roleURI="http://gencorp.com/role/Cover" xlink:type="simple" xlink:href="ajrd-20220930.xsd#Cover"/>
<link:presentationLink xlink:role="http://gencorp.com/role/Cover" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_CoverAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_93777aa7-86ae-4fec-be5d-013c9b5a29b2" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_DocumentType"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_DocumentType_93777aa7-86ae-4fec-be5d-013c9b5a29b2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_DocumentQuarterlyReport_071598ad-8866-4faf-abb5-fe3d042f9714" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_DocumentQuarterlyReport"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_DocumentQuarterlyReport_071598ad-8866-4faf-abb5-fe3d042f9714" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_d081ccba-33bf-4b44-9c12-af279bdfb852" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_DocumentPeriodEndDate"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_DocumentPeriodEndDate_d081ccba-33bf-4b44-9c12-af279bdfb852" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_DocumentTransitionReport_62bc3330-2985-468d-99be-da291df670d0" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_DocumentTransitionReport"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_DocumentTransitionReport_62bc3330-2985-468d-99be-da291df670d0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_d97ce98d-5600-4e6d-83fb-f2bd47457eaa" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityFileNumber"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_EntityFileNumber_d97ce98d-5600-4e6d-83fb-f2bd47457eaa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_a790d2ac-e485-4bad-94c6-33046437f5ae" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityRegistrantName"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_EntityRegistrantName_a790d2ac-e485-4bad-94c6-33046437f5ae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_38e1c589-082c-48ac-abe1-af310fc34bdd" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityIncorporationStateCountryCode"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_EntityIncorporationStateCountryCode_38e1c589-082c-48ac-abe1-af310fc34bdd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_71b7dafd-a20d-4549-8598-48e52ea0bae0" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityTaxIdentificationNumber"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_EntityTaxIdentificationNumber_71b7dafd-a20d-4549-8598-48e52ea0bae0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_f0bb47b6-8c9d-4688-b282-5300bbe7032b" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityAddressAddressLine1"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_EntityAddressAddressLine1_f0bb47b6-8c9d-4688-b282-5300bbe7032b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine2_597527d0-2637-4c3a-8187-8300b5d9ef8c" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityAddressAddressLine2"/>
<link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_EntityAddressAddressLine2_597527d0-2637-4c3a-8187-8300b5d9ef8c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_11abdcf3-15f0-4eb2-b78d-b4bed5616170" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityAddressCityOrTown"/>
<link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_EntityAddressCityOrTown_11abdcf3-15f0-4eb2-b78d-b4bed5616170" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_9023d111-4483-4d50-8c3b-7e40c7c63005" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityAddressStateOrProvince"/>
<link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_EntityAddressStateOrProvince_9023d111-4483-4d50-8c3b-7e40c7c63005" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_ef169460-6e1e-4580-8365-83018368866f" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityAddressPostalZipCode"/>
<link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_EntityAddressPostalZipCode_ef169460-6e1e-4580-8365-83018368866f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_f25b4037-bb89-43aa-845e-580e5c4c1668" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_CityAreaCode"/>
<link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_CityAreaCode_f25b4037-bb89-43aa-845e-580e5c4c1668" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_66fff02c-e027-421d-94f5-b567dbb1efbe" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_LocalPhoneNumber"/>
<link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_LocalPhoneNumber_66fff02c-e027-421d-94f5-b567dbb1efbe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_4abb6193-4c62-4611-9266-d7ad7cabcee8" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_Security12bTitle"/>
<link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_Security12bTitle_4abb6193-4c62-4611-9266-d7ad7cabcee8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_bbd913d1-fa13-4e3f-811d-d64fb821c0f9" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_TradingSymbol"/>
<link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_TradingSymbol_bbd913d1-fa13-4e3f-811d-d64fb821c0f9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_05eb3d88-dea5-4566-83df-ac49f3d51566" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_SecurityExchangeName"/>
<link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_SecurityExchangeName_05eb3d88-dea5-4566-83df-ac49f3d51566" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityCurrentReportingStatus_70b19058-4c30-4e1b-8068-b056ee078e14" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityCurrentReportingStatus"/>
<link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_EntityCurrentReportingStatus_70b19058-4c30-4e1b-8068-b056ee078e14" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityInteractiveDataCurrent_ffd554b8-dca7-4ead-af36-5a4aa73e12ac" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityInteractiveDataCurrent"/>
<link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_EntityInteractiveDataCurrent_ffd554b8-dca7-4ead-af36-5a4aa73e12ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityFilerCategory_2e286e0c-f683-41e8-be00-af5c65bcce41" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityFilerCategory"/>
<link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_EntityFilerCategory_2e286e0c-f683-41e8-be00-af5c65bcce41" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntitySmallBusiness_32de29e4-9fcb-4d25-aa8b-7d0d50e932be" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntitySmallBusiness"/>
<link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_EntitySmallBusiness_32de29e4-9fcb-4d25-aa8b-7d0d50e932be" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_0cd8604e-1251-4b4e-9475-c1ebb8c7a7e1" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityEmergingGrowthCompany"/>
<link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_EntityEmergingGrowthCompany_0cd8604e-1251-4b4e-9475-c1ebb8c7a7e1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityShellCompany_d13f0714-7191-4d15-b0b8-28b8cb8ddf91" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityShellCompany"/>
<link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_EntityShellCompany_d13f0714-7191-4d15-b0b8-28b8cb8ddf91" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_252e5591-3a8e-4341-8354-cdaffad057a1" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_AmendmentFlag"/>
<link:presentationArc order="25" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_AmendmentFlag_252e5591-3a8e-4341-8354-cdaffad057a1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalYearFocus_acd69a4b-df74-435e-9f4d-2d1032596bc7" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_DocumentFiscalYearFocus"/>
<link:presentationArc order="26" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_DocumentFiscalYearFocus_acd69a4b-df74-435e-9f4d-2d1032596bc7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalPeriodFocus_635e26d0-d44a-4398-a778-83bcd429f78a" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_DocumentFiscalPeriodFocus"/>
<link:presentationArc order="27" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_DocumentFiscalPeriodFocus_635e26d0-d44a-4398-a778-83bcd429f78a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_a337439b-d699-4871-8ea4-a582ae93b50c" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityCentralIndexKey"/>
<link:presentationArc order="28" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_EntityCentralIndexKey_a337439b-d699-4871-8ea4-a582ae93b50c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_CurrentFiscalYearEndDate_e5849786-2f77-473c-ad7d-0672dc578d3d" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_CurrentFiscalYearEndDate"/>
<link:presentationArc order="29" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_CurrentFiscalYearEndDate_e5849786-2f77-473c-ad7d-0672dc578d3d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_a3414aaa-74bc-4f4c-aa80-ef79f1737d62" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityCommonStockSharesOutstanding"/>
<link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_b1f51572-acf2-4ed4-abda-e58973fcfdf3" xlink:to="loc_dei_EntityCommonStockSharesOutstanding_a3414aaa-74bc-4f4c-aa80-ef79f1737d62" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/CondensedConsolidatedStatementsofOperations" xlink:type="simple" xlink:href="ajrd-20220930.xsd#CondensedConsolidatedStatementsofOperations"/>
<link:presentationLink xlink:role="http://gencorp.com/role/CondensedConsolidatedStatementsofOperations" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementAbstract_31eee427-f43e-4387-9a4d-8eed5e536e92" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_b35d750b-35ba-4c70-93b2-ae88ada088b8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_31eee427-f43e-4387-9a4d-8eed5e536e92" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_b35d750b-35ba-4c70-93b2-ae88ada088b8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpensesAbstract_8efcead6-0237-4356-a91f-af682e2661d9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CostsAndExpensesAbstract"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_31eee427-f43e-4387-9a4d-8eed5e536e92" xlink:to="loc_us-gaap_CostsAndExpensesAbstract_8efcead6-0237-4356-a91f-af682e2661d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_ee6585d5-4739-4555-8d0b-f73ec5244216" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CostOfGoodsAndServicesSold"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_8efcead6-0237-4356-a91f-af682e2661d9" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_ee6585d5-4739-4555-8d0b-f73ec5244216" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_f7bc8379-9ebb-4ef4-93ca-a782bcc4c67e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_8efcead6-0237-4356-a91f-af682e2661d9" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_f7bc8379-9ebb-4ef4-93ca-a782bcc4c67e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAndAmortization_ff302701-8530-41ad-a56a-073e87fbb2aa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DepreciationAndAmortization"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_8efcead6-0237-4356-a91f-af682e2661d9" xlink:to="loc_us-gaap_DepreciationAndAmortization_ff302701-8530-41ad-a56a-073e87fbb2aa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherExpensesAbstract_87ad5f63-c5f4-4dd7-a613-580607bbddc8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherExpensesAbstract"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_8efcead6-0237-4356-a91f-af682e2661d9" xlink:to="loc_us-gaap_OtherExpensesAbstract_87ad5f63-c5f4-4dd7-a613-580607bbddc8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossRelatedToLitigationSettlement_a092c3de-bcbb-4e3e-a7a3-c35449d1bdf2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GainLossRelatedToLitigationSettlement"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherExpensesAbstract_87ad5f63-c5f4-4dd7-a613-580607bbddc8" xlink:to="loc_us-gaap_GainLossRelatedToLitigationSettlement_a092c3de-bcbb-4e3e-a7a3-c35449d1bdf2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_ProxyCostsAndRelatedLitigation_7b5022fa-aa54-4207-8c4e-8e05c4796956" xlink:href="ajrd-20220930.xsd#ajrd_ProxyCostsAndRelatedLitigation"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherExpensesAbstract_87ad5f63-c5f4-4dd7-a613-580607bbddc8" xlink:to="loc_ajrd_ProxyCostsAndRelatedLitigation_7b5022fa-aa54-4207-8c4e-8e05c4796956" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherOperatingIncomeExpenseNet_638ab67e-1a5c-4d3d-a27a-306e53c8fad9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherOperatingIncomeExpenseNet"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherExpensesAbstract_87ad5f63-c5f4-4dd7-a613-580607bbddc8" xlink:to="loc_us-gaap_OtherOperatingIncomeExpenseNet_638ab67e-1a5c-4d3d-a27a-306e53c8fad9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_1732342b-3e63-42b0-8977-b3c1b8a94fca" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CostsAndExpenses"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_8efcead6-0237-4356-a91f-af682e2661d9" xlink:to="loc_us-gaap_CostsAndExpenses_1732342b-3e63-42b0-8977-b3c1b8a94fca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_168e501b-aebb-403e-852a-18838faf1317" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingIncomeLoss"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_31eee427-f43e-4387-9a4d-8eed5e536e92" xlink:to="loc_us-gaap_OperatingIncomeLoss_168e501b-aebb-403e-852a-18838faf1317" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonoperatingIncomeExpenseAbstract_c4afb6bb-ebf6-4099-836f-1f670e97a5d1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NonoperatingIncomeExpenseAbstract"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_31eee427-f43e-4387-9a4d-8eed5e536e92" xlink:to="loc_us-gaap_NonoperatingIncomeExpenseAbstract_c4afb6bb-ebf6-4099-836f-1f670e97a5d1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionAndOtherPostretirementBenefitExpense_5048998a-bd2d-4548-947d-6081a084f0cb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PensionAndOtherPostretirementBenefitExpense"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseAbstract_c4afb6bb-ebf6-4099-836f-1f670e97a5d1" xlink:to="loc_us-gaap_PensionAndOtherPostretirementBenefitExpense_5048998a-bd2d-4548-947d-6081a084f0cb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_ec485036-5c39-436b-8dcb-dce32704870c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseAbstract_c4afb6bb-ebf6-4099-836f-1f670e97a5d1" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_ec485036-5c39-436b-8dcb-dce32704870c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeExpenseNonoperatingNet_ec58710c-19ec-41cf-89b4-4a9e4ac72176" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestIncomeExpenseNonoperatingNet"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseAbstract_c4afb6bb-ebf6-4099-836f-1f670e97a5d1" xlink:to="loc_us-gaap_InterestIncomeExpenseNonoperatingNet_ec58710c-19ec-41cf-89b4-4a9e4ac72176" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpense_835a2b24-ed84-4066-b001-6a91458673b6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestExpense"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseAbstract_c4afb6bb-ebf6-4099-836f-1f670e97a5d1" xlink:to="loc_us-gaap_InterestExpense_835a2b24-ed84-4066-b001-6a91458673b6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonoperatingIncomeExpense_36a6d039-d197-4e5c-bff5-ac7aa0f09a63" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NonoperatingIncomeExpense"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseAbstract_c4afb6bb-ebf6-4099-836f-1f670e97a5d1" xlink:to="loc_us-gaap_NonoperatingIncomeExpense_36a6d039-d197-4e5c-bff5-ac7aa0f09a63" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTotalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_90c09248-459f-40f6-9473-8aacabec18eb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_31eee427-f43e-4387-9a4d-8eed5e536e92" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_90c09248-459f-40f6-9473-8aacabec18eb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_a0423878-6b97-4570-a89c-f7c821fce287" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_31eee427-f43e-4387-9a4d-8eed5e536e92" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_a0423878-6b97-4570-a89c-f7c821fce287" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_d94cb320-580d-46a6-a147-c2a13aec8867" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLoss"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_31eee427-f43e-4387-9a4d-8eed5e536e92" xlink:to="loc_us-gaap_NetIncomeLoss_d94cb320-580d-46a6-a147-c2a13aec8867" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_c3a15acc-967e-43a2-8d3f-5ef79d828e06" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareAbstract"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_31eee427-f43e-4387-9a4d-8eed5e536e92" xlink:to="loc_us-gaap_EarningsPerShareAbstract_c3a15acc-967e-43a2-8d3f-5ef79d828e06" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_b6f3753a-9468-4867-98ce-a2baf47eb8f1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareBasic"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_c3a15acc-967e-43a2-8d3f-5ef79d828e06" xlink:to="loc_us-gaap_EarningsPerShareBasic_b6f3753a-9468-4867-98ce-a2baf47eb8f1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_3addabc4-81d3-4f11-8d04-b367862e8dcf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareDiluted"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_c3a15acc-967e-43a2-8d3f-5ef79d828e06" xlink:to="loc_us-gaap_EarningsPerShareDiluted_3addabc4-81d3-4f11-8d04-b367862e8dcf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_eca3ae31-43e7-4e8b-b114-fb22b4a6db60" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_31eee427-f43e-4387-9a4d-8eed5e536e92" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_eca3ae31-43e7-4e8b-b114-fb22b4a6db60" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_7fa6f447-3b8b-48fd-ac94-106f33c134dd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
<link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_31eee427-f43e-4387-9a4d-8eed5e536e92" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_7fa6f447-3b8b-48fd-ac94-106f33c134dd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockDividendsPerShareDeclared_848ffa8e-659d-4e53-b370-3c93d2f9df5f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockDividendsPerShareDeclared"/>
<link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_31eee427-f43e-4387-9a4d-8eed5e536e92" xlink:to="loc_us-gaap_CommonStockDividendsPerShareDeclared_848ffa8e-659d-4e53-b370-3c93d2f9df5f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/CondensedConsolidatedStatementsofComprehensiveIncome" xlink:type="simple" xlink:href="ajrd-20220930.xsd#CondensedConsolidatedStatementsofComprehensiveIncome"/>
<link:presentationLink xlink:role="http://gencorp.com/role/CondensedConsolidatedStatementsofComprehensiveIncome" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_8088722a-8445-4aa2-9f56-0ba6878693a1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_9c7ec32d-7179-491d-9451-221cccffc5bb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLoss"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_8088722a-8445-4aa2-9f56-0ba6878693a1" xlink:to="loc_us-gaap_NetIncomeLoss_9c7ec32d-7179-491d-9451-221cccffc5bb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_9bd7b8c2-9c91-4f9f-8e2f-74aebe3d615a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_8088722a-8445-4aa2-9f56-0ba6878693a1" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_9bd7b8c2-9c91-4f9f-8e2f-74aebe3d615a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_b9fc1f06-389a-48cb-b75f-0ed0e285da6a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_9bd7b8c2-9c91-4f9f-8e2f-74aebe3d615a" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_b9fc1f06-389a-48cb-b75f-0ed0e285da6a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_dc48b46d-a3b8-49ba-a760-9c7c5ea4df56" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_8088722a-8445-4aa2-9f56-0ba6878693a1" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTax_dc48b46d-a3b8-49ba-a760-9c7c5ea4df56" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/CondensedConsolidatedStatementsofComprehensiveIncomeParenthetical" xlink:type="simple" xlink:href="ajrd-20220930.xsd#CondensedConsolidatedStatementsofComprehensiveIncomeParenthetical"/>
<link:presentationLink xlink:role="http://gencorp.com/role/CondensedConsolidatedStatementsofComprehensiveIncomeParenthetical" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_500ba553-c105-43cd-8080-70b9977a8b17" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax_b1ef41a2-6af6-4a6b-ada3-3dac0ff82a59" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_500ba553-c105-43cd-8080-70b9977a8b17" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax_b1ef41a2-6af6-4a6b-ada3-3dac0ff82a59" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/CondensedConsolidatedBalanceSheets" xlink:type="simple" xlink:href="ajrd-20220930.xsd#CondensedConsolidatedBalanceSheets"/>
<link:presentationLink xlink:role="http://gencorp.com/role/CondensedConsolidatedBalanceSheets" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_07c028f2-c9b4-47de-9260-8405630e9835" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementOfFinancialPositionAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract_57c51aaf-55e1-4489-9e85-58b7dd7cb5a4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsAbstract"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_07c028f2-c9b4-47de-9260-8405630e9835" xlink:to="loc_us-gaap_AssetsAbstract_57c51aaf-55e1-4489-9e85-58b7dd7cb5a4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrentAbstract_48fe4cd2-99cf-4ce0-8997-7541e99b6335" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsCurrentAbstract"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_57c51aaf-55e1-4489-9e85-58b7dd7cb5a4" xlink:to="loc_us-gaap_AssetsCurrentAbstract_48fe4cd2-99cf-4ce0-8997-7541e99b6335" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_f35e2197-850a-47a9-a9de-0647dbbc1ebd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_48fe4cd2-99cf-4ce0-8997-7541e99b6335" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_f35e2197-850a-47a9-a9de-0647dbbc1ebd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashCurrent_399eb756-76e8-424d-89a5-ec82acc302f3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RestrictedCashCurrent"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_48fe4cd2-99cf-4ce0-8997-7541e99b6335" xlink:to="loc_us-gaap_RestrictedCashCurrent_399eb756-76e8-424d-89a5-ec82acc302f3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketableSecuritiesCurrent_f118067e-7f82-4817-9e84-b31af50c02bb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketableSecuritiesCurrent"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_48fe4cd2-99cf-4ce0-8997-7541e99b6335" xlink:to="loc_us-gaap_MarketableSecuritiesCurrent_f118067e-7f82-4817-9e84-b31af50c02bb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_6e81dca5-edba-4bd6-909f-95ccbc4e028e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountsReceivableNetCurrent"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_48fe4cd2-99cf-4ce0-8997-7541e99b6335" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_6e81dca5-edba-4bd6-909f-95ccbc4e028e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerAssetNetCurrent_e2693eae-120c-48d1-8171-8f101af2de2d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ContractWithCustomerAssetNetCurrent"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_48fe4cd2-99cf-4ce0-8997-7541e99b6335" xlink:to="loc_us-gaap_ContractWithCustomerAssetNetCurrent_e2693eae-120c-48d1-8171-8f101af2de2d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsCurrent_4fe682df-bfe7-4a2a-9673-fdea68841511" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssetsCurrent"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_48fe4cd2-99cf-4ce0-8997-7541e99b6335" xlink:to="loc_us-gaap_OtherAssetsCurrent_4fe682df-bfe7-4a2a-9673-fdea68841511" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_1b580a6b-6f27-4365-beb4-03d07ac03d2f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsCurrent"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_48fe4cd2-99cf-4ce0-8997-7541e99b6335" xlink:to="loc_us-gaap_AssetsCurrent_1b580a6b-6f27-4365-beb4-03d07ac03d2f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsNoncurrentAbstract_516ed9d8-a6a9-4e47-abc0-b78ebd75a93d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsNoncurrentAbstract"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_57c51aaf-55e1-4489-9e85-58b7dd7cb5a4" xlink:to="loc_us-gaap_AssetsNoncurrentAbstract_516ed9d8-a6a9-4e47-abc0-b78ebd75a93d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_3e4e15bb-3d83-4378-b960-53f138da5eba" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsNoncurrentAbstract_516ed9d8-a6a9-4e47-abc0-b78ebd75a93d" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_3e4e15bb-3d83-4378-b960-53f138da5eba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_390a8a2c-972e-4ec0-b737-8db25063bf41" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsNoncurrentAbstract_516ed9d8-a6a9-4e47-abc0-b78ebd75a93d" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_390a8a2c-972e-4ec0-b737-8db25063bf41" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_RecoverableEnvironmentalRemediationCostsNoncurrent_430be172-3cd7-49d1-b89d-21d38efbb803" xlink:href="ajrd-20220930.xsd#ajrd_RecoverableEnvironmentalRemediationCostsNoncurrent"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsNoncurrentAbstract_516ed9d8-a6a9-4e47-abc0-b78ebd75a93d" xlink:to="loc_ajrd_RecoverableEnvironmentalRemediationCostsNoncurrent_430be172-3cd7-49d1-b89d-21d38efbb803" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxAssetsNet_482e43c6-f249-49ff-8d4e-2bdbd4cbbeff" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredIncomeTaxAssetsNet"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsNoncurrentAbstract_516ed9d8-a6a9-4e47-abc0-b78ebd75a93d" xlink:to="loc_us-gaap_DeferredIncomeTaxAssetsNet_482e43c6-f249-49ff-8d4e-2bdbd4cbbeff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_409ad98a-928f-4dca-8b5e-16144d43ab07" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Goodwill"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsNoncurrentAbstract_516ed9d8-a6a9-4e47-abc0-b78ebd75a93d" xlink:to="loc_us-gaap_Goodwill_409ad98a-928f-4dca-8b5e-16144d43ab07" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_a6386726-388b-48a8-bbb1-4717f980cc54" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsNoncurrentAbstract_516ed9d8-a6a9-4e47-abc0-b78ebd75a93d" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_a6386726-388b-48a8-bbb1-4717f980cc54" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_402dea77-49a7-44c5-abee-f620860fde00" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssetsNoncurrent"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsNoncurrentAbstract_516ed9d8-a6a9-4e47-abc0-b78ebd75a93d" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_402dea77-49a7-44c5-abee-f620860fde00" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsNoncurrent_5919ab4d-2c22-4115-b6e6-1ff9b0a0366f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsNoncurrent"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsNoncurrentAbstract_516ed9d8-a6a9-4e47-abc0-b78ebd75a93d" xlink:to="loc_us-gaap_AssetsNoncurrent_5919ab4d-2c22-4115-b6e6-1ff9b0a0366f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_c362ac92-2053-487f-95e3-7f0c4e2e11bd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Assets"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_57c51aaf-55e1-4489-9e85-58b7dd7cb5a4" xlink:to="loc_us-gaap_Assets_c362ac92-2053-487f-95e3-7f0c4e2e11bd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_a19bbdac-27bf-4207-b194-96eb307846d3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_07c028f2-c9b4-47de-9260-8405630e9835" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_a19bbdac-27bf-4207-b194-96eb307846d3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrentAbstract_5c1882ea-369e-4d9b-96d7-e3a2850246d2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesCurrentAbstract"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_a19bbdac-27bf-4207-b194-96eb307846d3" xlink:to="loc_us-gaap_LiabilitiesCurrentAbstract_5c1882ea-369e-4d9b-96d7-e3a2850246d2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_c162b4e7-5a78-4e03-bbbe-04648571a875" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_5c1882ea-369e-4d9b-96d7-e3a2850246d2" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_c162b4e7-5a78-4e03-bbbe-04648571a875" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_767f15cb-a570-41b2-bdf9-07e22a1b430d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountsPayableCurrent"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_5c1882ea-369e-4d9b-96d7-e3a2850246d2" xlink:to="loc_us-gaap_AccountsPayableCurrent_767f15cb-a570-41b2-bdf9-07e22a1b430d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedEnvironmentalLossContingenciesCurrent_40791e5a-07e1-4593-b4ac-77ffece30db7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccruedEnvironmentalLossContingenciesCurrent"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_5c1882ea-369e-4d9b-96d7-e3a2850246d2" xlink:to="loc_us-gaap_AccruedEnvironmentalLossContingenciesCurrent_40791e5a-07e1-4593-b4ac-77ffece30db7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_4181aef5-26a0-49c7-b586-d3076b59d2a4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ContractWithCustomerLiabilityCurrent"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_5c1882ea-369e-4d9b-96d7-e3a2850246d2" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityCurrent_4181aef5-26a0-49c7-b586-d3076b59d2a4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_9e412a00-c87f-4ea4-a87d-f7061b9039e6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherLiabilitiesCurrent"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_5c1882ea-369e-4d9b-96d7-e3a2850246d2" xlink:to="loc_us-gaap_OtherLiabilitiesCurrent_9e412a00-c87f-4ea4-a87d-f7061b9039e6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_51375b8e-997e-4f72-81d0-6ba04a428d3e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesCurrent"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_5c1882ea-369e-4d9b-96d7-e3a2850246d2" xlink:to="loc_us-gaap_LiabilitiesCurrent_51375b8e-997e-4f72-81d0-6ba04a428d3e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesNoncurrentAbstract_4d7f1062-8fc8-4559-ba4b-a03e93f20ff2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesNoncurrentAbstract"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_a19bbdac-27bf-4207-b194-96eb307846d3" xlink:to="loc_us-gaap_LiabilitiesNoncurrentAbstract_4d7f1062-8fc8-4559-ba4b-a03e93f20ff2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_29070050-33ed-4b49-b141-56a4d49240f1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesNoncurrentAbstract_4d7f1062-8fc8-4559-ba4b-a03e93f20ff2" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_29070050-33ed-4b49-b141-56a4d49240f1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedEnvironmentalLossContingenciesNoncurrent_66f1c9a2-e660-41f2-a16e-5b32a8fc70dc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccruedEnvironmentalLossContingenciesNoncurrent"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesNoncurrentAbstract_4d7f1062-8fc8-4559-ba4b-a03e93f20ff2" xlink:to="loc_us-gaap_AccruedEnvironmentalLossContingenciesNoncurrent_66f1c9a2-e660-41f2-a16e-5b32a8fc70dc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent_cdbf1c0b-b0be-4432-a4e0-dee0d903833a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesNoncurrentAbstract_4d7f1062-8fc8-4559-ba4b-a03e93f20ff2" xlink:to="loc_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent_cdbf1c0b-b0be-4432-a4e0-dee0d903833a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_10a9b054-71a3-41a2-97aa-3921460ed282" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesNoncurrentAbstract_4d7f1062-8fc8-4559-ba4b-a03e93f20ff2" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_10a9b054-71a3-41a2-97aa-3921460ed282" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_2874bdfd-e8dc-4fa0-81df-979211f7b20e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesNoncurrentAbstract_4d7f1062-8fc8-4559-ba4b-a03e93f20ff2" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_2874bdfd-e8dc-4fa0-81df-979211f7b20e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesNoncurrent_1c7aa208-5619-47d2-a114-f9d874bde619" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesNoncurrent"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesNoncurrentAbstract_4d7f1062-8fc8-4559-ba4b-a03e93f20ff2" xlink:to="loc_us-gaap_LiabilitiesNoncurrent_1c7aa208-5619-47d2-a114-f9d874bde619" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_ed742816-16c0-45dc-ac34-baf6b5bc12db" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Liabilities"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_a19bbdac-27bf-4207-b194-96eb307846d3" xlink:to="loc_us-gaap_Liabilities_ed742816-16c0-45dc-ac34-baf6b5bc12db" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_182e337c-c266-47ed-afb1-b78195463643" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommitmentsAndContingencies"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_a19bbdac-27bf-4207-b194-96eb307846d3" xlink:to="loc_us-gaap_CommitmentsAndContingencies_182e337c-c266-47ed-afb1-b78195463643" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityAbstract_8025f158-bd24-46e0-bb08-ca11815ff253" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityAbstract"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_a19bbdac-27bf-4207-b194-96eb307846d3" xlink:to="loc_us-gaap_EquityAbstract_8025f158-bd24-46e0-bb08-ca11815ff253" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockValue_1f1d97c3-be7e-4b6b-b13e-6ce9e4dc7808" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockValue"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_8025f158-bd24-46e0-bb08-ca11815ff253" xlink:to="loc_us-gaap_PreferredStockValue_1f1d97c3-be7e-4b6b-b13e-6ce9e4dc7808" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_3b48bd89-e08d-4f77-ac53-63694711d99c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockValue"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_8025f158-bd24-46e0-bb08-ca11815ff253" xlink:to="loc_us-gaap_CommonStockValue_3b48bd89-e08d-4f77-ac53-63694711d99c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock_a806ebfe-6b45-4a4d-b862-1f4b38b3c740" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdditionalPaidInCapitalCommonStock"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_8025f158-bd24-46e0-bb08-ca11815ff253" xlink:to="loc_us-gaap_AdditionalPaidInCapitalCommonStock_a806ebfe-6b45-4a4d-b862-1f4b38b3c740" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonValue_0c12f986-074a-4ae1-a2ce-21d49cc12092" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TreasuryStockCommonValue"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_8025f158-bd24-46e0-bb08-ca11815ff253" xlink:to="loc_us-gaap_TreasuryStockCommonValue_0c12f986-074a-4ae1-a2ce-21d49cc12092" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_a277a64b-a4fd-42df-8962-f512d4515e22" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_8025f158-bd24-46e0-bb08-ca11815ff253" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_a277a64b-a4fd-42df-8962-f512d4515e22" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_10704696-03a5-47a2-9fec-ef3af535d574" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_8025f158-bd24-46e0-bb08-ca11815ff253" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_10704696-03a5-47a2-9fec-ef3af535d574" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_09deb323-c817-440a-b35a-11c75d54acc0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquity"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_8025f158-bd24-46e0-bb08-ca11815ff253" xlink:to="loc_us-gaap_StockholdersEquity_09deb323-c817-440a-b35a-11c75d54acc0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_fb80597f-20d9-4e04-a7ff-54616a0ac416" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_a19bbdac-27bf-4207-b194-96eb307846d3" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquity_fb80597f-20d9-4e04-a7ff-54616a0ac416" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/CondensedConsolidatedBalanceSheetsParentheticals" xlink:type="simple" xlink:href="ajrd-20220930.xsd#CondensedConsolidatedBalanceSheetsParentheticals"/>
<link:presentationLink xlink:role="http://gencorp.com/role/CondensedConsolidatedBalanceSheetsParentheticals" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_752f5ee6-f2d1-4a18-94e6-60426127fdb6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementOfFinancialPositionAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockParOrStatedValuePerShare_23eb4e9e-9b0e-4d39-98a8-5b8ffe963da7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockParOrStatedValuePerShare"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_752f5ee6-f2d1-4a18-94e6-60426127fdb6" xlink:to="loc_us-gaap_PreferredStockParOrStatedValuePerShare_23eb4e9e-9b0e-4d39-98a8-5b8ffe963da7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesAuthorized_8e556fce-0e86-489a-a2cc-c61758958a31" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockSharesAuthorized"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_752f5ee6-f2d1-4a18-94e6-60426127fdb6" xlink:to="loc_us-gaap_PreferredStockSharesAuthorized_8e556fce-0e86-489a-a2cc-c61758958a31" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesIssued_1b885f86-90f5-4b76-b356-f33b048aacb1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockSharesIssued"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_752f5ee6-f2d1-4a18-94e6-60426127fdb6" xlink:to="loc_us-gaap_PreferredStockSharesIssued_1b885f86-90f5-4b76-b356-f33b048aacb1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesOutstanding_a3ecc70a-3ac2-4753-88b1-6f4b50808701" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockSharesOutstanding"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_752f5ee6-f2d1-4a18-94e6-60426127fdb6" xlink:to="loc_us-gaap_PreferredStockSharesOutstanding_a3ecc70a-3ac2-4753-88b1-6f4b50808701" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_12ca40d8-7247-43ec-82df-bfbef4d0313e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockParOrStatedValuePerShare"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_752f5ee6-f2d1-4a18-94e6-60426127fdb6" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_12ca40d8-7247-43ec-82df-bfbef4d0313e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_b19118df-d4b7-4b89-bdb6-bfab54b50712" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockSharesAuthorized"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_752f5ee6-f2d1-4a18-94e6-60426127fdb6" xlink:to="loc_us-gaap_CommonStockSharesAuthorized_b19118df-d4b7-4b89-bdb6-bfab54b50712" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_440c66df-e41d-46d8-9b73-1ee636060d2f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockSharesOutstanding"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_752f5ee6-f2d1-4a18-94e6-60426127fdb6" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_440c66df-e41d-46d8-9b73-1ee636060d2f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonShares_ebc3c003-5f85-4383-af1e-08a2ad8ae293" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TreasuryStockCommonShares"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_752f5ee6-f2d1-4a18-94e6-60426127fdb6" xlink:to="loc_us-gaap_TreasuryStockCommonShares_ebc3c003-5f85-4383-af1e-08a2ad8ae293" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/CondensedConsolidatedStatementsofStockholdersEquity" xlink:type="simple" xlink:href="ajrd-20220930.xsd#CondensedConsolidatedStatementsofStockholdersEquity"/>
<link:presentationLink xlink:role="http://gencorp.com/role/CondensedConsolidatedStatementsofStockholdersEquity" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfStockholdersEquityAbstract_ba8466e2-5b09-4093-aed5-bf8efd9409a7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementOfStockholdersEquityAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_e522384f-452c-4500-8cba-cae34e395c9b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfStockholdersEquityAbstract_ba8466e2-5b09-4093-aed5-bf8efd9409a7" xlink:to="loc_us-gaap_StatementTable_e522384f-452c-4500-8cba-cae34e395c9b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_345c6bbb-c66c-41b4-96bb-66b03803e3a7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementEquityComponentsAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_e522384f-452c-4500-8cba-cae34e395c9b" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_345c6bbb-c66c-41b4-96bb-66b03803e3a7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_0994d353-ffba-49ae-8ecc-957b26810bcb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_345c6bbb-c66c-41b4-96bb-66b03803e3a7" xlink:to="loc_us-gaap_EquityComponentDomain_0994d353-ffba-49ae-8ecc-957b26810bcb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_ac528591-9c64-4736-9bcb-2c876a311175" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_0994d353-ffba-49ae-8ecc-957b26810bcb" xlink:to="loc_us-gaap_CommonStockMember_ac528591-9c64-4736-9bcb-2c876a311175" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_188527fe-9e44-4911-a984-96eb92b6c338" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_0994d353-ffba-49ae-8ecc-957b26810bcb" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_188527fe-9e44-4911-a984-96eb92b6c338" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonMember_a959a922-9bb5-403e-a9f0-c37d673dadd9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TreasuryStockCommonMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_0994d353-ffba-49ae-8ecc-957b26810bcb" xlink:to="loc_us-gaap_TreasuryStockCommonMember_a959a922-9bb5-403e-a9f0-c37d673dadd9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_ee9fd29b-d3cf-4dc0-84a2-0b025f51ff6e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetainedEarningsMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_0994d353-ffba-49ae-8ecc-957b26810bcb" xlink:to="loc_us-gaap_RetainedEarningsMember_ee9fd29b-d3cf-4dc0-84a2-0b025f51ff6e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_e239a549-77a2-44da-839b-ec121e6ef5e8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_0994d353-ffba-49ae-8ecc-957b26810bcb" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_e239a549-77a2-44da-839b-ec121e6ef5e8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_9a924c83-0363-4438-aa99-ae44fa811ccb" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_CumulativeEffectPeriodOfAdoptionAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_e522384f-452c-4500-8cba-cae34e395c9b" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_9a924c83-0363-4438-aa99-ae44fa811ccb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_3fe2ca2e-3597-4a2e-8900-547b9cbd6eef" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_9a924c83-0363-4438-aa99-ae44fa811ccb" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_3fe2ca2e-3597-4a2e-8900-547b9cbd6eef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_6d9620a5-03a2-4490-b3fc-ae0287fcfc10" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_3fe2ca2e-3597-4a2e-8900-547b9cbd6eef" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_6d9620a5-03a2-4490-b3fc-ae0287fcfc10" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_bc19bd81-2442-4016-8e73-6b9e48ca8b85" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementLineItems"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_e522384f-452c-4500-8cba-cae34e395c9b" xlink:to="loc_us-gaap_StatementLineItems_bc19bd81-2442-4016-8e73-6b9e48ca8b85" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_66824b91-bfc7-43a7-aea4-d86f72c679c3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_bc19bd81-2442-4016-8e73-6b9e48ca8b85" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_66824b91-bfc7-43a7-aea4-d86f72c679c3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_1d0fc425-c1a0-439e-bb73-08f13232373c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockSharesOutstanding"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_66824b91-bfc7-43a7-aea4-d86f72c679c3" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_1d0fc425-c1a0-439e-bb73-08f13232373c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_6e5ca032-5415-472c-8b6c-9559e2a0ed59" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquity"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_66824b91-bfc7-43a7-aea4-d86f72c679c3" xlink:to="loc_us-gaap_StockholdersEquity_6e5ca032-5415-472c-8b6c-9559e2a0ed59" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_a112bc6f-38fb-475e-a66f-ac9174d1fb6c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLoss"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_66824b91-bfc7-43a7-aea4-d86f72c679c3" xlink:to="loc_us-gaap_NetIncomeLoss_a112bc6f-38fb-475e-a66f-ac9174d1fb6c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_caa470a4-291e-4b02-b1dc-3b744100a791" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_66824b91-bfc7-43a7-aea4-d86f72c679c3" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_caa470a4-291e-4b02-b1dc-3b744100a791" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquityDividendsAdjustment_84463055-8ca6-4c34-b137-e87983f536db" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TemporaryEquityDividendsAdjustment"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_66824b91-bfc7-43a7-aea4-d86f72c679c3" xlink:to="loc_us-gaap_TemporaryEquityDividendsAdjustment_84463055-8ca6-4c34-b137-e87983f536db" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesTreasuryStockReissued_350138f6-89db-4872-9052-714605c4d108" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockIssuedDuringPeriodSharesTreasuryStockReissued"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_66824b91-bfc7-43a7-aea4-d86f72c679c3" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesTreasuryStockReissued_350138f6-89db-4872-9052-714605c4d108" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueTreasuryStockReissued_b49683cb-8e74-4b97-b1b1-3d095ccb0c77" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockIssuedDuringPeriodValueTreasuryStockReissued"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_66824b91-bfc7-43a7-aea4-d86f72c679c3" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueTreasuryStockReissued_b49683cb-8e74-4b97-b1b1-3d095ccb0c77" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_592f9273-8b43-4065-924f-2b469a8be97b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_66824b91-bfc7-43a7-aea4-d86f72c679c3" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_592f9273-8b43-4065-924f-2b469a8be97b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_5738b27c-439d-44c6-afbd-2bd6879544af" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_66824b91-bfc7-43a7-aea4-d86f72c679c3" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_5738b27c-439d-44c6-afbd-2bd6879544af" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedDuringPeriodShares_566c6a30-61e8-4521-ab3a-6a9ab33febe4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockRepurchasedDuringPeriodShares"/>
<link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_66824b91-bfc7-43a7-aea4-d86f72c679c3" xlink:to="loc_us-gaap_StockRepurchasedDuringPeriodShares_566c6a30-61e8-4521-ab3a-6a9ab33febe4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedDuringPeriodValue_10eabd00-825b-48e7-b59e-45c5905165b3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockRepurchasedDuringPeriodValue"/>
<link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_66824b91-bfc7-43a7-aea4-d86f72c679c3" xlink:to="loc_us-gaap_StockRepurchasedDuringPeriodValue_10eabd00-825b-48e7-b59e-45c5905165b3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_c3825530-9d13-4744-b0a7-d9d6dc3d5908" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation"/>
<link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_66824b91-bfc7-43a7-aea4-d86f72c679c3" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_c3825530-9d13-4744-b0a7-d9d6dc3d5908" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_065ba26c-4682-400f-a264-49955f9c1b2e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation"/>
<link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_66824b91-bfc7-43a7-aea4-d86f72c679c3" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_065ba26c-4682-400f-a264-49955f9c1b2e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_c80bfe44-39c6-4fa6-92bc-1c487d95e9fc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockSharesOutstanding"/>
<link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_66824b91-bfc7-43a7-aea4-d86f72c679c3" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_c80bfe44-39c6-4fa6-92bc-1c487d95e9fc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_9be65bf5-dc0a-4d5d-a966-513c1dd24c98" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquity"/>
<link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_66824b91-bfc7-43a7-aea4-d86f72c679c3" xlink:to="loc_us-gaap_StockholdersEquity_9be65bf5-dc0a-4d5d-a966-513c1dd24c98" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingStandardsUpdateExtensibleList_9dfef368-9b3b-4631-a9a6-ef687438bf13" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountingStandardsUpdateExtensibleList"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_bc19bd81-2442-4016-8e73-6b9e48ca8b85" xlink:to="loc_us-gaap_AccountingStandardsUpdateExtensibleList_9dfef368-9b3b-4631-a9a6-ef687438bf13" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/CondensedConsolidatedStatementsofCashFlows" xlink:type="simple" xlink:href="ajrd-20220930.xsd#CondensedConsolidatedStatementsofCashFlows"/>
<link:presentationLink xlink:role="http://gencorp.com/role/CondensedConsolidatedStatementsofCashFlows" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfCashFlowsAbstract_9d589ad0-8a7b-4212-8752-213c45a3e9a8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementOfCashFlowsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_999086c3-b4cf-4183-a4a5-d20e00b7e4d3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_9d589ad0-8a7b-4212-8752-213c45a3e9a8" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_999086c3-b4cf-4183-a4a5-d20e00b7e4d3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_47def463-41b3-41af-afcf-43f545ec2181" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLoss"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_999086c3-b4cf-4183-a4a5-d20e00b7e4d3" xlink:to="loc_us-gaap_NetIncomeLoss_47def463-41b3-41af-afcf-43f545ec2181" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_3174f612-3e54-43cb-84eb-67d32e4c7cad" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_999086c3-b4cf-4183-a4a5-d20e00b7e4d3" xlink:to="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_3174f612-3e54-43cb-84eb-67d32e4c7cad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAndAmortization_0ca8e6a0-fc1a-4f09-86e9-3d5cb5e91060" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DepreciationAndAmortization"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_3174f612-3e54-43cb-84eb-67d32e4c7cad" xlink:to="loc_us-gaap_DepreciationAndAmortization_0ca8e6a0-fc1a-4f09-86e9-3d5cb5e91060" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_5434bb3e-b37a-4eb6-b62c-9b4850e9a3ae" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AmortizationOfFinancingCostsAndDiscounts"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_3174f612-3e54-43cb-84eb-67d32e4c7cad" xlink:to="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_5434bb3e-b37a-4eb6-b62c-9b4850e9a3ae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_384fede3-cd0a-474e-8d7b-9122453c91c6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensation"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_3174f612-3e54-43cb-84eb-67d32e4c7cad" xlink:to="loc_us-gaap_ShareBasedCompensation_384fede3-cd0a-474e-8d7b-9122453c91c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash_92999452-268d-48d0-90ec-1910beadc8a4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_3174f612-3e54-43cb-84eb-67d32e4c7cad" xlink:to="loc_us-gaap_PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash_92999452-268d-48d0-90ec-1910beadc8a4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_a96ecffe-ad93-4fbc-85ba-9f3147cb98e3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_3174f612-3e54-43cb-84eb-67d32e4c7cad" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_a96ecffe-ad93-4fbc-85ba-9f3147cb98e3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_a37df7f3-59e7-4796-87e1-ab1edb223ee5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherNoncashIncomeExpense"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_3174f612-3e54-43cb-84eb-67d32e4c7cad" xlink:to="loc_us-gaap_OtherNoncashIncomeExpense_a37df7f3-59e7-4796-87e1-ab1edb223ee5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_62aa691c-a4ea-4afb-a0f9-7680cc72300e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_999086c3-b4cf-4183-a4a5-d20e00b7e4d3" xlink:to="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_62aa691c-a4ea-4afb-a0f9-7680cc72300e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_53f7cd99-ea30-4104-a0d7-62182f839255" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_62aa691c-a4ea-4afb-a0f9-7680cc72300e" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_53f7cd99-ea30-4104-a0d7-62182f839255" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerAsset_335e7db4-abae-4a40-ab39-0563946566e4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerAsset"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_62aa691c-a4ea-4afb-a0f9-7680cc72300e" xlink:to="loc_us-gaap_IncreaseDecreaseInContractWithCustomerAsset_335e7db4-abae-4a40-ab39-0563946566e4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_IncreaseDecreaseinOtherCurrentAssetsAndIncomeTaxesReceivable_367296a1-c933-4b0b-b5cb-d7df8071f246" xlink:href="ajrd-20220930.xsd#ajrd_IncreaseDecreaseinOtherCurrentAssetsAndIncomeTaxesReceivable"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_62aa691c-a4ea-4afb-a0f9-7680cc72300e" xlink:to="loc_ajrd_IncreaseDecreaseinOtherCurrentAssetsAndIncomeTaxesReceivable_367296a1-c933-4b0b-b5cb-d7df8071f246" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_IncreaseDecreaseInRecoverableFromGovernmentAndOtherThirdPartiesForEnvironmentalRemediationCostsAndOther_efc8dd73-3951-420a-a46b-dde2afb2a170" xlink:href="ajrd-20220930.xsd#ajrd_IncreaseDecreaseInRecoverableFromGovernmentAndOtherThirdPartiesForEnvironmentalRemediationCostsAndOther"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_62aa691c-a4ea-4afb-a0f9-7680cc72300e" xlink:to="loc_ajrd_IncreaseDecreaseInRecoverableFromGovernmentAndOtherThirdPartiesForEnvironmentalRemediationCostsAndOther_efc8dd73-3951-420a-a46b-dde2afb2a170" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentAssets_d1a7407a-b66a-45ca-88cf-ef3c788353ac" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInOtherNoncurrentAssets"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_62aa691c-a4ea-4afb-a0f9-7680cc72300e" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentAssets_d1a7407a-b66a-45ca-88cf-ef3c788353ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_472f694b-99b9-4377-aff0-236050259cc7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInAccountsPayable"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_62aa691c-a4ea-4afb-a0f9-7680cc72300e" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayable_472f694b-99b9-4377-aff0-236050259cc7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_463055e6-d1d6-4b64-9e75-3c709395164b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerLiability"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_62aa691c-a4ea-4afb-a0f9-7680cc72300e" xlink:to="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_463055e6-d1d6-4b64-9e75-3c709395164b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherCurrentLiabilities_b2806a3d-59a3-46c8-9645-b9c22d93b15e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInOtherCurrentLiabilities"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_62aa691c-a4ea-4afb-a0f9-7680cc72300e" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherCurrentLiabilities_b2806a3d-59a3-46c8-9645-b9c22d93b15e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInDeferredIncomeTaxes_2f83c040-f41e-4ff8-bd90-496a8a3a7334" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInDeferredIncomeTaxes"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_62aa691c-a4ea-4afb-a0f9-7680cc72300e" xlink:to="loc_us-gaap_IncreaseDecreaseInDeferredIncomeTaxes_2f83c040-f41e-4ff8-bd90-496a8a3a7334" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_IncreaseDecreaseInReservesForEnvironmentalRemediationCosts_ef8b4bd5-9564-49cb-bf1a-fde7688080af" xlink:href="ajrd-20220930.xsd#ajrd_IncreaseDecreaseInReservesForEnvironmentalRemediationCosts"/>
<link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_62aa691c-a4ea-4afb-a0f9-7680cc72300e" xlink:to="loc_ajrd_IncreaseDecreaseInReservesForEnvironmentalRemediationCosts_ef8b4bd5-9564-49cb-bf1a-fde7688080af" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_a0068c55-abb2-440f-b870-18a2d4701453" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities"/>
<link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_62aa691c-a4ea-4afb-a0f9-7680cc72300e" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_a0068c55-abb2-440f-b870-18a2d4701453" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2b561625-f327-44b8-b3a7-88ebccef545d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_999086c3-b4cf-4183-a4a5-d20e00b7e4d3" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2b561625-f327-44b8-b3a7-88ebccef545d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_3f80242b-62e5-41ec-9959-234a0b42019e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_9d589ad0-8a7b-4212-8752-213c45a3e9a8" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_3f80242b-62e5-41ec-9959-234a0b42019e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireMarketableSecurities_8d9182b0-652c-4df2-b226-48a0bfe09f2a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsToAcquireMarketableSecurities"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_3f80242b-62e5-41ec-9959-234a0b42019e" xlink:to="loc_us-gaap_PaymentsToAcquireMarketableSecurities_8d9182b0-652c-4df2-b226-48a0bfe09f2a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireProductiveAssets_6a14b3a5-83ab-40da-b338-43d3d6e5a9e2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsToAcquireProductiveAssets"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_3f80242b-62e5-41ec-9959-234a0b42019e" xlink:to="loc_us-gaap_PaymentsToAcquireProductiveAssets_6a14b3a5-83ab-40da-b338-43d3d6e5a9e2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_52728e1e-6616-4954-bab3-b99a04941d64" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_3f80242b-62e5-41ec-9959-234a0b42019e" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_52728e1e-6616-4954-bab3-b99a04941d64" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_4c516afb-588b-4a6a-a0ac-b1b9d53f68d9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_9d589ad0-8a7b-4212-8752-213c45a3e9a8" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_4c516afb-588b-4a6a-a0ac-b1b9d53f68d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividends_64772e5c-1864-44a9-9579-5169ada14b96" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsOfDividends"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_4c516afb-588b-4a6a-a0ac-b1b9d53f68d9" xlink:to="loc_us-gaap_PaymentsOfDividends_64772e5c-1864-44a9-9579-5169ada14b96" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfFinancingCosts_04d5ab4f-6662-410a-a8f7-11d2ad66edd2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsOfFinancingCosts"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_4c516afb-588b-4a6a-a0ac-b1b9d53f68d9" xlink:to="loc_us-gaap_PaymentsOfFinancingCosts_04d5ab4f-6662-410a-a8f7-11d2ad66edd2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfDebt_3a5fb3c0-5e24-4a79-9d56-2d2a9a4b5d7b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RepaymentsOfDebt"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_4c516afb-588b-4a6a-a0ac-b1b9d53f68d9" xlink:to="loc_us-gaap_RepaymentsOfDebt_3a5fb3c0-5e24-4a79-9d56-2d2a9a4b5d7b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_a1911771-fc5c-4e99-8860-238d597bd3bb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_4c516afb-588b-4a6a-a0ac-b1b9d53f68d9" xlink:to="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_a1911771-fc5c-4e99-8860-238d597bd3bb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_de91b15b-6c71-4b1b-a3d3-0066dec4c7ac" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_4c516afb-588b-4a6a-a0ac-b1b9d53f68d9" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_de91b15b-6c71-4b1b-a3d3-0066dec4c7ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_0958fad8-dbd9-4a5b-830a-2ad7fc037626" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_4c516afb-588b-4a6a-a0ac-b1b9d53f68d9" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_0958fad8-dbd9-4a5b-830a-2ad7fc037626" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_ba8fc01c-2dcc-46f7-b5cd-139f26edec77" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_9d589ad0-8a7b-4212-8752-213c45a3e9a8" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_ba8fc01c-2dcc-46f7-b5cd-139f26edec77" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_440d1b70-ca9d-49a9-b1c7-9549a0b1d16d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_9d589ad0-8a7b-4212-8752-213c45a3e9a8" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_440d1b70-ca9d-49a9-b1c7-9549a0b1d16d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_9ce45348-a13a-4193-a2de-c33bc9e36f6a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_9d589ad0-8a7b-4212-8752-213c45a3e9a8" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_9ce45348-a13a-4193-a2de-c33bc9e36f6a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SupplementalCashFlowInformationAbstract_aa4c51bb-6ae1-4260-83c2-511f3c957ab5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SupplementalCashFlowInformationAbstract"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_9d589ad0-8a7b-4212-8752-213c45a3e9a8" xlink:to="loc_us-gaap_SupplementalCashFlowInformationAbstract_aa4c51bb-6ae1-4260-83c2-511f3c957ab5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestPaidNet_86f713f1-c62b-48fa-9540-2f5588422405" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestPaidNet"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_aa4c51bb-6ae1-4260-83c2-511f3c957ab5" xlink:to="loc_us-gaap_InterestPaidNet_86f713f1-c62b-48fa-9540-2f5588422405" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxesPaidNet_bb14117d-2b8f-4029-89b2-924b6e83e8fc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxesPaidNet"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_aa4c51bb-6ae1-4260-83c2-511f3c957ab5" xlink:to="loc_us-gaap_IncomeTaxesPaidNet_bb14117d-2b8f-4029-89b2-924b6e83e8fc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_DeferredCompensationPlanContributionToTreasuryStock_0a52f889-773c-4202-bbdc-c877443709cb" xlink:href="ajrd-20220930.xsd#ajrd_DeferredCompensationPlanContributionToTreasuryStock"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_aa4c51bb-6ae1-4260-83c2-511f3c957ab5" xlink:to="loc_ajrd_DeferredCompensationPlanContributionToTreasuryStock_0a52f889-773c-4202-bbdc-c877443709cb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/BasisofPresentationandNatureofOperations" xlink:type="simple" xlink:href="ajrd-20220930.xsd#BasisofPresentationandNatureofOperations"/>
<link:presentationLink xlink:role="http://gencorp.com/role/BasisofPresentationandNatureofOperations" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_c7e33c5d-0e29-4d49-9cce-5b3ea621e7b2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountingPoliciesAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_717770ef-0f7c-4499-8e7e-93646a4c3c28" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_c7e33c5d-0e29-4d49-9cce-5b3ea621e7b2" xlink:to="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_717770ef-0f7c-4499-8e7e-93646a4c3c28" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/EarningsPerShareEPSofCommonStock" xlink:type="simple" xlink:href="ajrd-20220930.xsd#EarningsPerShareEPSofCommonStock"/>
<link:presentationLink xlink:role="http://gencorp.com/role/EarningsPerShareEPSofCommonStock" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_a8bf15d4-1d60-4e59-bce6-20e86018da52" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareTextBlock_e9eb56cc-5482-4620-b0d5-d7c076af336e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_a8bf15d4-1d60-4e59-bce6-20e86018da52" xlink:to="loc_us-gaap_EarningsPerShareTextBlock_e9eb56cc-5482-4620-b0d5-d7c076af336e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/RevenueRecognition" xlink:type="simple" xlink:href="ajrd-20220930.xsd#RevenueRecognition"/>
<link:presentationLink xlink:role="http://gencorp.com/role/RevenueRecognition" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerAbstract_29f89f32-9830-4ce6-80bc-a50398df549d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenueFromContractWithCustomerAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerTextBlock_93e57200-2344-4a13-a7d6-ca8ca7d2148f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenueFromContractWithCustomerTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_29f89f32-9830-4ce6-80bc-a50398df549d" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerTextBlock_93e57200-2344-4a13-a7d6-ca8ca7d2148f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/StockBasedCompensation" xlink:type="simple" xlink:href="ajrd-20220930.xsd#StockBasedCompensation"/>
<link:presentationLink xlink:role="http://gencorp.com/role/StockBasedCompensation" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_a3a1d70d-59c3-420e-a762-8f1212cc66e5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_88356ab7-2d30-48e8-afce-b92349ee8695" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_a3a1d70d-59c3-420e-a762-8f1212cc66e5" xlink:to="loc_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_88356ab7-2d30-48e8-afce-b92349ee8695" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/BalanceSheetAccounts" xlink:type="simple" xlink:href="ajrd-20220930.xsd#BalanceSheetAccounts"/>
<link:presentationLink xlink:role="http://gencorp.com/role/BalanceSheetAccounts" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_c886862b-1606-4d70-8357-bf535f1854fa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock_b1fdb011-8ef3-46b0-b942-b4788455ca9d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SupplementalBalanceSheetDisclosuresTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_c886862b-1606-4d70-8357-bf535f1854fa" xlink:to="loc_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock_b1fdb011-8ef3-46b0-b942-b4788455ca9d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/IncomeTaxes" xlink:type="simple" xlink:href="ajrd-20220930.xsd#IncomeTaxes"/>
<link:presentationLink xlink:role="http://gencorp.com/role/IncomeTaxes" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_915e27e0-0349-464a-8ed4-3d52b01252a5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxDisclosureTextBlock_6c272648-bfaf-4579-adc3-e211d548c3b4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxDisclosureTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_915e27e0-0349-464a-8ed4-3d52b01252a5" xlink:to="loc_us-gaap_IncomeTaxDisclosureTextBlock_6c272648-bfaf-4579-adc3-e211d548c3b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/LongtermDebt" xlink:type="simple" xlink:href="ajrd-20220930.xsd#LongtermDebt"/>
<link:presentationLink xlink:role="http://gencorp.com/role/LongtermDebt" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_d433e42a-e912-43dd-823d-f1bce2126787" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtTextBlock_519c59ed-8525-4e93-b3e7-4d191898b12b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebtTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_d433e42a-e912-43dd-823d-f1bce2126787" xlink:to="loc_us-gaap_LongTermDebtTextBlock_519c59ed-8525-4e93-b3e7-4d191898b12b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/CommitmentsandContingencies" xlink:type="simple" xlink:href="ajrd-20220930.xsd#CommitmentsandContingencies"/>
<link:presentationLink xlink:role="http://gencorp.com/role/CommitmentsandContingencies" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_d8f7e577-7eef-4d09-9300-ebf9885a59cb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_d3116ced-b8ed-4c52-85c2-226762db4d79" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_d8f7e577-7eef-4d09-9300-ebf9885a59cb" xlink:to="loc_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_d3116ced-b8ed-4c52-85c2-226762db4d79" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/RetirementBenefits" xlink:type="simple" xlink:href="ajrd-20220930.xsd#RetirementBenefits"/>
<link:presentationLink xlink:role="http://gencorp.com/role/RetirementBenefits" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_e6fef13c-405b-479e-b6e7-3bfcf1af7376" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_4a5cd9d0-273f-4c99-bfab-4bf4a246c194" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_e6fef13c-405b-479e-b6e7-3bfcf1af7376" xlink:to="loc_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_4a5cd9d0-273f-4c99-bfab-4bf4a246c194" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/OperatingSegmentsandRelatedDisclosures" xlink:type="simple" xlink:href="ajrd-20220930.xsd#OperatingSegmentsandRelatedDisclosures"/>
<link:presentationLink xlink:role="http://gencorp.com/role/OperatingSegmentsandRelatedDisclosures" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_b82fd3f0-c3d8-4121-bc2c-455c76521d0e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentReportingAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingDisclosureTextBlock_b8417cf5-2834-4a2e-8920-39f1cff0646e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentReportingDisclosureTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_b82fd3f0-c3d8-4121-bc2c-455c76521d0e" xlink:to="loc_us-gaap_SegmentReportingDisclosureTextBlock_b8417cf5-2834-4a2e-8920-39f1cff0646e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/UnusualItems" xlink:type="simple" xlink:href="ajrd-20220930.xsd#UnusualItems"/>
<link:presentationLink xlink:role="http://gencorp.com/role/UnusualItems" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ExtraordinaryAndUnusualItemsAbstract_8c5e1ad9-421e-4a99-9dc7-c91e43d1f98a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ExtraordinaryAndUnusualItemsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnusualOrInfrequentItemsDisclosureTextBlock_e6b9438e-8aed-4633-99f8-189faa9d62b2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UnusualOrInfrequentItemsDisclosureTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ExtraordinaryAndUnusualItemsAbstract_8c5e1ad9-421e-4a99-9dc7-c91e43d1f98a" xlink:to="loc_us-gaap_UnusualOrInfrequentItemsDisclosureTextBlock_e6b9438e-8aed-4633-99f8-189faa9d62b2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/RevisionofPreviouslyIssuedFinancialStatements" xlink:type="simple" xlink:href="ajrd-20220930.xsd#RevisionofPreviouslyIssuedFinancialStatements"/>
<link:presentationLink xlink:role="http://gencorp.com/role/RevisionofPreviouslyIssuedFinancialStatements" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_d5eeca22-d0a5-42af-8bcb-416104ba6d3e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountingChangesAndErrorCorrectionsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ErrorCorrectionTextBlock_3b8438c0-d075-485f-8b5f-a46c70ed8b05" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ErrorCorrectionTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_d5eeca22-d0a5-42af-8bcb-416104ba6d3e" xlink:to="loc_us-gaap_ErrorCorrectionTextBlock_3b8438c0-d075-485f-8b5f-a46c70ed8b05" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/BasisofPresentationandNatureofOperationsPolicies" xlink:type="simple" xlink:href="ajrd-20220930.xsd#BasisofPresentationandNatureofOperationsPolicies"/>
<link:presentationLink xlink:role="http://gencorp.com/role/BasisofPresentationandNatureofOperationsPolicies" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_9f884399-ec5a-48d6-835c-09fd385d4467" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountingPoliciesAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_1d9cd60c-4737-42eb-abe1-1f8b3cb52a02" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BasisOfAccountingPolicyPolicyTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_9f884399-ec5a-48d6-835c-09fd385d4467" xlink:to="loc_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_1d9cd60c-4737-42eb-abe1-1f8b3cb52a02" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiscalPeriod_16fade1c-13d0-4c4c-8cf0-04fd902c0659" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiscalPeriod"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_9f884399-ec5a-48d6-835c-09fd385d4467" xlink:to="loc_us-gaap_FiscalPeriod_16fade1c-13d0-4c4c-8cf0-04fd902c0659" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_ec0334e3-182d-488c-b363-99b03aa8356a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_9f884399-ec5a-48d6-835c-09fd385d4467" xlink:to="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_ec0334e3-182d-488c-b363-99b03aa8356a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_a4292e22-0b0f-4a89-942c-a1073c52fae7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenueFromContractWithCustomerPolicyTextBlock"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_9f884399-ec5a-48d6-835c-09fd385d4467" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_a4292e22-0b0f-4a89-942c-a1073c52fae7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EnvironmentalCostsPolicy_812d615c-0f5a-44cf-9d44-872de28fe207" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EnvironmentalCostsPolicy"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_9f884399-ec5a-48d6-835c-09fd385d4467" xlink:to="loc_us-gaap_EnvironmentalCostsPolicy_812d615c-0f5a-44cf-9d44-872de28fe207" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/EarningsPerShareEPSofCommonStockTables" xlink:type="simple" xlink:href="ajrd-20220930.xsd#EarningsPerShareEPSofCommonStockTables"/>
<link:presentationLink xlink:role="http://gencorp.com/role/EarningsPerShareEPSofCommonStockTables" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_192cc6cb-8088-47ce-a0e6-685d8e6c1dbe" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_ce1b6651-6dcb-491d-86eb-4c2f3c4d1d07" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_192cc6cb-8088-47ce-a0e6-685d8e6c1dbe" xlink:to="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_ce1b6651-6dcb-491d-86eb-4c2f3c4d1d07" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/RevenueRecognitionTables" xlink:type="simple" xlink:href="ajrd-20220930.xsd#RevenueRecognitionTables"/>
<link:presentationLink xlink:role="http://gencorp.com/role/RevenueRecognitionTables" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerAbstract_510bf14a-fa61-4a1f-88c7-bdffe3b2f688" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenueFromContractWithCustomerAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTextBlock_2b485583-5054-4d2e-b639-6f8d2c86e0d1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfChangeInAccountingEstimateTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_510bf14a-fa61-4a1f-88c7-bdffe3b2f688" xlink:to="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTextBlock_2b485583-5054-4d2e-b639-6f8d2c86e0d1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock_24fafdc2-7cdd-4ac2-b9b9-477113e5fe55" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_510bf14a-fa61-4a1f-88c7-bdffe3b2f688" xlink:to="loc_us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock_24fafdc2-7cdd-4ac2-b9b9-477113e5fe55" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SchedulesOfConcentrationOfRiskByRiskFactorTextBlock_f3d8c387-dad5-4bd0-b5dd-e88957b8245a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SchedulesOfConcentrationOfRiskByRiskFactorTextBlock"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_510bf14a-fa61-4a1f-88c7-bdffe3b2f688" xlink:to="loc_us-gaap_SchedulesOfConcentrationOfRiskByRiskFactorTextBlock_f3d8c387-dad5-4bd0-b5dd-e88957b8245a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/StockBasedCompensationTables" xlink:type="simple" xlink:href="ajrd-20220930.xsd#StockBasedCompensationTables"/>
<link:presentationLink xlink:role="http://gencorp.com/role/StockBasedCompensationTables" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_67165397-ecfd-4790-98b2-bfe40dcac280" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByPlanTableTextBlock_3607f2e7-0c14-4163-8894-55de94327bb2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByPlanTableTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_67165397-ecfd-4790-98b2-bfe40dcac280" xlink:to="loc_us-gaap_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByPlanTableTextBlock_3607f2e7-0c14-4163-8894-55de94327bb2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/BalanceSheetAccountsTables" xlink:type="simple" xlink:href="ajrd-20220930.xsd#BalanceSheetAccountsTables"/>
<link:presentationLink xlink:role="http://gencorp.com/role/BalanceSheetAccountsTables" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_3d199529-f8ac-4749-b627-70e57a58e823" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringAndNonrecurringBasisTableTextBlock_8563cc36-e246-4e92-929e-cbe1ee7f2105" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringAndNonrecurringBasisTableTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_3d199529-f8ac-4749-b627-70e57a58e823" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringAndNonrecurringBasisTableTextBlock_8563cc36-e246-4e92-929e-cbe1ee7f2105" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfCarryingValuesAndEstimatedFairValuesOfDebtInstrumentsTableTextBlock_4397bbe1-cedc-4cd8-9812-a270e85af1ee" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfCarryingValuesAndEstimatedFairValuesOfDebtInstrumentsTableTextBlock"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_3d199529-f8ac-4749-b627-70e57a58e823" xlink:to="loc_us-gaap_ScheduleOfCarryingValuesAndEstimatedFairValuesOfDebtInstrumentsTableTextBlock_4397bbe1-cedc-4cd8-9812-a270e85af1ee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_d2e8aeb8-1da9-485b-a324-41a0f92eded2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_3d199529-f8ac-4749-b627-70e57a58e823" xlink:to="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_d2e8aeb8-1da9-485b-a324-41a0f92eded2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfOtherCurrentAssetsTableTextBlock_a2c208c9-872a-4d3b-aea9-71edd3f8af81" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfOtherCurrentAssetsTableTextBlock"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_3d199529-f8ac-4749-b627-70e57a58e823" xlink:to="loc_us-gaap_ScheduleOfOtherCurrentAssetsTableTextBlock_a2c208c9-872a-4d3b-aea9-71edd3f8af81" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTextBlock_5c252b86-3d94-41f1-9b6f-f7dfc00be703" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PropertyPlantAndEquipmentTextBlock"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_3d199529-f8ac-4749-b627-70e57a58e823" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTextBlock_5c252b86-3d94-41f1-9b6f-f7dfc00be703" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfOtherAssetsNoncurrentTextBlock_d1dbe48d-9d88-4cec-a4cb-a5bfc5a3302a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfOtherAssetsNoncurrentTextBlock"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_3d199529-f8ac-4749-b627-70e57a58e823" xlink:to="loc_us-gaap_ScheduleOfOtherAssetsNoncurrentTextBlock_d1dbe48d-9d88-4cec-a4cb-a5bfc5a3302a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCurrentLiabilitiesTableTextBlock_7b2ddcb5-e753-40f7-987d-2f48f703716c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherCurrentLiabilitiesTableTextBlock"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_3d199529-f8ac-4749-b627-70e57a58e823" xlink:to="loc_us-gaap_OtherCurrentLiabilitiesTableTextBlock_7b2ddcb5-e753-40f7-987d-2f48f703716c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/IncomeTaxesTables" xlink:type="simple" xlink:href="ajrd-20220930.xsd#IncomeTaxesTables"/>
<link:presentationLink xlink:role="http://gencorp.com/role/IncomeTaxesTables" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_c21bdd47-ae8a-41d2-a43f-c5c419d6482d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_a9f4d3a7-b81a-48d7-b372-a00a4dc6af4c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_c21bdd47-ae8a-41d2-a43f-c5c419d6482d" xlink:to="loc_us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_a9f4d3a7-b81a-48d7-b372-a00a4dc6af4c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/LongtermDebtTables" xlink:type="simple" xlink:href="ajrd-20220930.xsd#LongtermDebtTables"/>
<link:presentationLink xlink:role="http://gencorp.com/role/LongtermDebtTables" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_5397e384-e960-46a6-b094-4814a4720dec" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDebtTableTextBlock_6a6d0cb7-f0a1-450c-b3eb-a6fb588308d9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfDebtTableTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_5397e384-e960-46a6-b094-4814a4720dec" xlink:to="loc_us-gaap_ScheduleOfDebtTableTextBlock_6a6d0cb7-f0a1-450c-b3eb-a6fb588308d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/CommitmentsandContingenciesTables" xlink:type="simple" xlink:href="ajrd-20220930.xsd#CommitmentsandContingenciesTables"/>
<link:presentationLink xlink:role="http://gencorp.com/role/CommitmentsandContingenciesTables" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_5a46f049-e39a-4891-9fa6-6c147305c588" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EnvironmentalExitCostsByCostTextBlock_7f138265-224a-4e7d-9362-339fb432dac0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EnvironmentalExitCostsByCostTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_5a46f049-e39a-4891-9fa6-6c147305c588" xlink:to="loc_us-gaap_EnvironmentalExitCostsByCostTextBlock_7f138265-224a-4e7d-9362-339fb432dac0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_ScheduleOfEnvironmentalExpendituresReimbursableTableTextBlock_bcf7c31b-b96d-40fa-85d4-618f9cbdcb45" xlink:href="ajrd-20220930.xsd#ajrd_ScheduleOfEnvironmentalExpendituresReimbursableTableTextBlock"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_5a46f049-e39a-4891-9fa6-6c147305c588" xlink:to="loc_ajrd_ScheduleOfEnvironmentalExpendituresReimbursableTableTextBlock_bcf7c31b-b96d-40fa-85d4-618f9cbdcb45" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_ScheduleOfEnvironmentalReservesAndEstimatedRecoveriesTableTextBlock_b5ffb4a0-c6dc-435a-9ee8-92729e6d55d7" xlink:href="ajrd-20220930.xsd#ajrd_ScheduleOfEnvironmentalReservesAndEstimatedRecoveriesTableTextBlock"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_5a46f049-e39a-4891-9fa6-6c147305c588" xlink:to="loc_ajrd_ScheduleOfEnvironmentalReservesAndEstimatedRecoveriesTableTextBlock_b5ffb4a0-c6dc-435a-9ee8-92729e6d55d7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/RetirementBenefitsTables" xlink:type="simple" xlink:href="ajrd-20220930.xsd#RetirementBenefitsTables"/>
<link:presentationLink xlink:role="http://gencorp.com/role/RetirementBenefitsTables" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_8bd1c061-4f4b-49f8-9a81-2ae749bfb522" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock_a345afe2-781a-4623-b1da-90df2484e13f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_8bd1c061-4f4b-49f8-9a81-2ae749bfb522" xlink:to="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock_a345afe2-781a-4623-b1da-90df2484e13f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/OperatingSegmentsandRelatedDisclosuresTables" xlink:type="simple" xlink:href="ajrd-20220930.xsd#OperatingSegmentsandRelatedDisclosuresTables"/>
<link:presentationLink xlink:role="http://gencorp.com/role/OperatingSegmentsandRelatedDisclosuresTables" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_71f98387-6cc7-4d2b-b907-80de7d8e7e57" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentReportingAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_a8bae21d-4706-4da7-81db-bbb41277fbcf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_71f98387-6cc7-4d2b-b907-80de7d8e7e57" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_a8bae21d-4706-4da7-81db-bbb41277fbcf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRevenueByMajorCustomersByReportingSegmentsTableTextBlock_0dbd342b-3dcb-4446-a254-30b9bc3c5c02" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfRevenueByMajorCustomersByReportingSegmentsTableTextBlock"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_71f98387-6cc7-4d2b-b907-80de7d8e7e57" xlink:to="loc_us-gaap_ScheduleOfRevenueByMajorCustomersByReportingSegmentsTableTextBlock_0dbd342b-3dcb-4446-a254-30b9bc3c5c02" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/UnusualItemsTables" xlink:type="simple" xlink:href="ajrd-20220930.xsd#UnusualItemsTables"/>
<link:presentationLink xlink:role="http://gencorp.com/role/UnusualItemsTables" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ExtraordinaryAndUnusualItemsAbstract_642f93ab-2f73-46c5-a688-9ab39672b32e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ExtraordinaryAndUnusualItemsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfUnusualOrInfrequentItemsTextBlock_41bd0124-5a03-465c-b1c0-eb3c1c3323d5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfUnusualOrInfrequentItemsTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ExtraordinaryAndUnusualItemsAbstract_642f93ab-2f73-46c5-a688-9ab39672b32e" xlink:to="loc_us-gaap_ScheduleOfUnusualOrInfrequentItemsTextBlock_41bd0124-5a03-465c-b1c0-eb3c1c3323d5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/RevisionofPreviouslyIssuedFinancialStatementsTables" xlink:type="simple" xlink:href="ajrd-20220930.xsd#RevisionofPreviouslyIssuedFinancialStatementsTables"/>
<link:presentationLink xlink:role="http://gencorp.com/role/RevisionofPreviouslyIssuedFinancialStatementsTables" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_5aa7c148-f847-4368-98e3-86499136d036" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountingChangesAndErrorCorrectionsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfErrorCorrectionsAndPriorPeriodAdjustmentsTextBlock_e4fc51fa-7b66-4d90-a67f-f5bb901a3de4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfErrorCorrectionsAndPriorPeriodAdjustmentsTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_5aa7c148-f847-4368-98e3-86499136d036" xlink:to="loc_us-gaap_ScheduleOfErrorCorrectionsAndPriorPeriodAdjustmentsTextBlock_e4fc51fa-7b66-4d90-a67f-f5bb901a3de4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/BasisofPresentationandNatureofOperationsDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#BasisofPresentationandNatureofOperationsDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/BasisofPresentationandNatureofOperationsDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_4f04865c-256c-4692-8b54-b7ecd690c7f6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountingPoliciesAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_fdf119ba-6e6f-423b-aa14-d5aa0fa9afb8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_4f04865c-256c-4692-8b54-b7ecd690c7f6" xlink:to="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_fdf119ba-6e6f-423b-aa14-d5aa0fa9afb8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_e54cc863-c2e0-41d5-b373-4e34f992d03b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_fdf119ba-6e6f-423b-aa14-d5aa0fa9afb8" xlink:to="loc_us-gaap_DebtInstrumentAxis_e54cc863-c2e0-41d5-b373-4e34f992d03b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_c6e5c9db-19bc-4269-86be-f4382a0de039" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentNameDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_e54cc863-c2e0-41d5-b373-4e34f992d03b" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_c6e5c9db-19bc-4269-86be-f4382a0de039" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_A2.25ConvertibleSeniorDebtMember_0b4dc142-4272-4f1d-ba76-7459ea9f4215" xlink:href="ajrd-20220930.xsd#ajrd_A2.25ConvertibleSeniorDebtMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_c6e5c9db-19bc-4269-86be-f4382a0de039" xlink:to="loc_ajrd_A2.25ConvertibleSeniorDebtMember_0b4dc142-4272-4f1d-ba76-7459ea9f4215" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_868ddf18-7728-4067-bd53-0b6929083308" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_fdf119ba-6e6f-423b-aa14-d5aa0fa9afb8" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_868ddf18-7728-4067-bd53-0b6929083308" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_5cdddf5c-9093-4a00-9eba-73c263f9f903" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_868ddf18-7728-4067-bd53-0b6929083308" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_5cdddf5c-9093-4a00-9eba-73c263f9f903" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertibleDebtMember_b75897fb-e235-4695-9e5c-5f0524e58286" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConvertibleDebtMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_5cdddf5c-9093-4a00-9eba-73c263f9f903" xlink:to="loc_us-gaap_ConvertibleDebtMember_b75897fb-e235-4695-9e5c-5f0524e58286" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_0bcb0a3b-c957-4bec-a838-3af4c1fc1c31" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_CumulativeEffectPeriodOfAdoptionAxis"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_fdf119ba-6e6f-423b-aa14-d5aa0fa9afb8" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_0bcb0a3b-c957-4bec-a838-3af4c1fc1c31" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_a0246095-37f4-441c-be5d-6c1a63713474" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_0bcb0a3b-c957-4bec-a838-3af4c1fc1c31" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_a0246095-37f4-441c-be5d-6c1a63713474" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_e9d96145-a422-467e-8e7c-233633e0432f" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_a0246095-37f4-441c-be5d-6c1a63713474" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_e9d96145-a422-467e-8e7c-233633e0432f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_954e8167-0498-4cc2-a3d9-28fc4cf1d5a8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_fdf119ba-6e6f-423b-aa14-d5aa0fa9afb8" xlink:to="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_954e8167-0498-4cc2-a3d9-28fc4cf1d5a8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfOperatingSegments_d08f86c0-1dae-4bd0-a3a7-48b81e98d2d1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NumberOfOperatingSegments"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_954e8167-0498-4cc2-a3d9-28fc4cf1d5a8" xlink:to="loc_us-gaap_NumberOfOperatingSegments_d08f86c0-1dae-4bd0-a3a7-48b81e98d2d1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_9459fc3a-ea29-42a0-a6ec-e7ca4abb444c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_954e8167-0498-4cc2-a3d9-28fc4cf1d5a8" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_9459fc3a-ea29-42a0-a6ec-e7ca4abb444c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentConvertibleConversionPrice1_dbd2342d-7936-4320-bd9e-9b12ab00fc3d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentConvertibleConversionPrice1"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_954e8167-0498-4cc2-a3d9-28fc4cf1d5a8" xlink:to="loc_us-gaap_DebtInstrumentConvertibleConversionPrice1_dbd2342d-7936-4320-bd9e-9b12ab00fc3d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockDividendsPerShareDeclared_34b93c2a-7c1d-464f-a0a7-e674c962117d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockDividendsPerShareDeclared"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_954e8167-0498-4cc2-a3d9-28fc4cf1d5a8" xlink:to="loc_us-gaap_CommonStockDividendsPerShareDeclared_34b93c2a-7c1d-464f-a0a7-e674c962117d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilities_f740f77a-53b6-4d8e-93b1-fd329bcc0b15" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredIncomeTaxLiabilities"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_954e8167-0498-4cc2-a3d9-28fc4cf1d5a8" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilities_f740f77a-53b6-4d8e-93b1-fd329bcc0b15" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock_ac6df192-44a2-4bf7-aff6-cdbd46781507" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdditionalPaidInCapitalCommonStock"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_954e8167-0498-4cc2-a3d9-28fc4cf1d5a8" xlink:to="loc_us-gaap_AdditionalPaidInCapitalCommonStock_ac6df192-44a2-4bf7-aff6-cdbd46781507" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_9229d5ac-ab71-4ee9-8ce9-617b103d8a85" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_954e8167-0498-4cc2-a3d9-28fc4cf1d5a8" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_9229d5ac-ab71-4ee9-8ce9-617b103d8a85" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_d93c20df-42d6-4fdb-862d-4bfc05181103" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_954e8167-0498-4cc2-a3d9-28fc4cf1d5a8" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_d93c20df-42d6-4fdb-862d-4bfc05181103" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/EarningsPerShareEPSofCommonStockReconciliationofNumeratorandDenominatorDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#EarningsPerShareEPSofCommonStockReconciliationofNumeratorandDenominatorDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/EarningsPerShareEPSofCommonStockReconciliationofNumeratorandDenominatorDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_3926adcd-0d30-4956-ac83-bb561aecc667" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEarningsPerShareBasicByCommonClassTable_43c53516-1c0b-4f7f-9d38-e82086096cae" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfEarningsPerShareBasicByCommonClassTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_3926adcd-0d30-4956-ac83-bb561aecc667" xlink:to="loc_us-gaap_ScheduleOfEarningsPerShareBasicByCommonClassTable_43c53516-1c0b-4f7f-9d38-e82086096cae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_27551f90-91e3-4bf2-ace4-f0ebedd2c6bb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfEarningsPerShareBasicByCommonClassTable_43c53516-1c0b-4f7f-9d38-e82086096cae" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_27551f90-91e3-4bf2-ace4-f0ebedd2c6bb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_446d3343-679b-4289-8877-a620f8a9bf8d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_27551f90-91e3-4bf2-ace4-f0ebedd2c6bb" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_446d3343-679b-4289-8877-a620f8a9bf8d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertibleDebtMember_20b8ab51-7780-4173-b7d9-14690cc16933" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConvertibleDebtMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_446d3343-679b-4289-8877-a620f8a9bf8d" xlink:to="loc_us-gaap_ConvertibleDebtMember_20b8ab51-7780-4173-b7d9-14690cc16933" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_d69c19ba-6553-4698-843d-dfe0a5bcd68f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfEarningsPerShareBasicByCommonClassTable_43c53516-1c0b-4f7f-9d38-e82086096cae" xlink:to="loc_us-gaap_DebtInstrumentAxis_d69c19ba-6553-4698-843d-dfe0a5bcd68f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_a9a9ac9e-c2b4-4d4f-acf5-aeaf733e3aaa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentNameDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_d69c19ba-6553-4698-843d-dfe0a5bcd68f" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_a9a9ac9e-c2b4-4d4f-acf5-aeaf733e3aaa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_A2.25ConvertibleSeniorDebtMember_e0ba4a82-e755-4f14-9d2a-8a749c6c169c" xlink:href="ajrd-20220930.xsd#ajrd_A2.25ConvertibleSeniorDebtMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a9a9ac9e-c2b4-4d4f-acf5-aeaf733e3aaa" xlink:to="loc_ajrd_A2.25ConvertibleSeniorDebtMember_e0ba4a82-e755-4f14-9d2a-8a749c6c169c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasicLineItems_66514812-5684-4d2c-8a52-1f72f39fce0b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareBasicLineItems"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfEarningsPerShareBasicByCommonClassTable_43c53516-1c0b-4f7f-9d38-e82086096cae" xlink:to="loc_us-gaap_EarningsPerShareBasicLineItems_66514812-5684-4d2c-8a52-1f72f39fce0b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAbstract_107e9e66-3c25-4c99-8b29-d46a34296a37" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLossAbstract"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareBasicLineItems_66514812-5684-4d2c-8a52-1f72f39fce0b" xlink:to="loc_us-gaap_NetIncomeLossAbstract_107e9e66-3c25-4c99-8b29-d46a34296a37" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_b7c23d02-ba96-40d5-a5b6-55f632fa2395" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLoss"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetIncomeLossAbstract_107e9e66-3c25-4c99-8b29-d46a34296a37" xlink:to="loc_us-gaap_NetIncomeLoss_b7c23d02-ba96-40d5-a5b6-55f632fa2395" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic_9d5ce389-4a05-40f3-9ca3-0d56554026d3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetIncomeLossAbstract_107e9e66-3c25-4c99-8b29-d46a34296a37" xlink:to="loc_us-gaap_UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic_9d5ce389-4a05-40f3-9ca3-0d56554026d3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_07eb72c3-6346-47f9-947e-5a5b3622bf3b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetIncomeLossAbstract_107e9e66-3c25-4c99-8b29-d46a34296a37" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_07eb72c3-6346-47f9-947e-5a5b3622bf3b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestOnConvertibleDebtNetOfTax_18ff57a6-743c-4b2e-994a-22fac70cbe8b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestOnConvertibleDebtNetOfTax"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetIncomeLossAbstract_107e9e66-3c25-4c99-8b29-d46a34296a37" xlink:to="loc_us-gaap_InterestOnConvertibleDebtNetOfTax_18ff57a6-743c-4b2e-994a-22fac70cbe8b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_4fa8f149-167b-4964-91cb-f6f88394c806" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetIncomeLossAbstract_107e9e66-3c25-4c99-8b29-d46a34296a37" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_4fa8f149-167b-4964-91cb-f6f88394c806" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_NetIncomeLossDenominatorAbstract_880264d3-902b-44f5-8960-0b61e085984a" xlink:href="ajrd-20220930.xsd#ajrd_NetIncomeLossDenominatorAbstract"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareBasicLineItems_66514812-5684-4d2c-8a52-1f72f39fce0b" xlink:to="loc_ajrd_NetIncomeLossDenominatorAbstract_880264d3-902b-44f5-8960-0b61e085984a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_8b242e5f-fa23-4045-98fc-2362ce38f2ce" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ajrd_NetIncomeLossDenominatorAbstract_880264d3-902b-44f5-8960-0b61e085984a" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_8b242e5f-fa23-4045-98fc-2362ce38f2ce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_8f2472fb-7f6c-4c89-9ecf-b5b569c1a600" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ajrd_NetIncomeLossDenominatorAbstract_880264d3-902b-44f5-8960-0b61e085984a" xlink:to="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_8f2472fb-7f6c-4c89-9ecf-b5b569c1a600" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToConversionOfDebtSecurities_411cd8e4-5460-401c-b39e-985772d731f6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncrementalCommonSharesAttributableToConversionOfDebtSecurities"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_8f2472fb-7f6c-4c89-9ecf-b5b569c1a600" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToConversionOfDebtSecurities_411cd8e4-5460-401c-b39e-985772d731f6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_c5064e17-b28b-4e44-9639-422a30d078e5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ajrd_NetIncomeLossDenominatorAbstract_880264d3-902b-44f5-8960-0b61e085984a" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_c5064e17-b28b-4e44-9639-422a30d078e5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasicAbstract_7636ff89-e760-4c50-9b0c-aed9369f5e5c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareBasicAbstract"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareBasicLineItems_66514812-5684-4d2c-8a52-1f72f39fce0b" xlink:to="loc_us-gaap_EarningsPerShareBasicAbstract_7636ff89-e760-4c50-9b0c-aed9369f5e5c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_86014c10-4937-423d-9954-03542d4e05c1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareBasic"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareBasicAbstract_7636ff89-e760-4c50-9b0c-aed9369f5e5c" xlink:to="loc_us-gaap_EarningsPerShareBasic_86014c10-4937-423d-9954-03542d4e05c1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDilutedAbstract_99a33264-093e-4be7-95ee-11bebf3bdf24" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareDilutedAbstract"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareBasicLineItems_66514812-5684-4d2c-8a52-1f72f39fce0b" xlink:to="loc_us-gaap_EarningsPerShareDilutedAbstract_99a33264-093e-4be7-95ee-11bebf3bdf24" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_489bc53e-e816-49a7-9659-7c72dfa2a5da" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareDiluted"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareDilutedAbstract_99a33264-093e-4be7-95ee-11bebf3bdf24" xlink:to="loc_us-gaap_EarningsPerShareDiluted_489bc53e-e816-49a7-9659-7c72dfa2a5da" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_b0572926-4425-4c7e-bfb4-8750df5aa75d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareBasicLineItems_66514812-5684-4d2c-8a52-1f72f39fce0b" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_b0572926-4425-4c7e-bfb4-8750df5aa75d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/RevenueRecognitionScheduleofImpactoftheChangeinContractEstimatesonOperatingResultsDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#RevenueRecognitionScheduleofImpactoftheChangeinContractEstimatesonOperatingResultsDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/RevenueRecognitionScheduleofImpactoftheChangeinContractEstimatesonOperatingResultsDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerAbstract_d4693f6e-3b95-4db0-8d09-ba603162be63" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenueFromContractWithCustomerAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_03c458af-f2e0-4601-baf4-00c6431ffceb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfChangeInAccountingEstimateTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_d4693f6e-3b95-4db0-8d09-ba603162be63" xlink:to="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_03c458af-f2e0-4601-baf4-00c6431ffceb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_566a7bb1-8eac-42d0-b52d-d27b8d440fbb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_03c458af-f2e0-4601-baf4-00c6431ffceb" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_566a7bb1-8eac-42d0-b52d-d27b8d440fbb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_1278163d-ca55-4a6d-8b9f-122f81980a65" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_566a7bb1-8eac-42d0-b52d-d27b8d440fbb" xlink:to="loc_us-gaap_SegmentDomain_1278163d-ca55-4a6d-8b9f-122f81980a65" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_AerospaceandDefenseMember_e9c6fe9a-9869-43ab-9d1c-7f321686cc47" xlink:href="ajrd-20220930.xsd#ajrd_AerospaceandDefenseMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_1278163d-ca55-4a6d-8b9f-122f81980a65" xlink:to="loc_ajrd_AerospaceandDefenseMember_e9c6fe9a-9869-43ab-9d1c-7f321686cc47" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ChangeInAccountingEstimateByTypeAxis_a4cc0cd1-f1b2-4b42-9260-e565cf18635d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ChangeInAccountingEstimateByTypeAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_03c458af-f2e0-4601-baf4-00c6431ffceb" xlink:to="loc_us-gaap_ChangeInAccountingEstimateByTypeAxis_a4cc0cd1-f1b2-4b42-9260-e565cf18635d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ChangeInAccountingEstimateTypeDomain_582cf46c-48bc-4878-b755-7b6f9c383763" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ChangeInAccountingEstimateTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ChangeInAccountingEstimateByTypeAxis_a4cc0cd1-f1b2-4b42-9260-e565cf18635d" xlink:to="loc_us-gaap_ChangeInAccountingEstimateTypeDomain_582cf46c-48bc-4878-b755-7b6f9c383763" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractsAccountedForUnderPercentageOfCompletionMember_94fd756f-47ca-44a1-bc67-a6038e3c74e8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ContractsAccountedForUnderPercentageOfCompletionMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ChangeInAccountingEstimateTypeDomain_582cf46c-48bc-4878-b755-7b6f9c383763" xlink:to="loc_us-gaap_ContractsAccountedForUnderPercentageOfCompletionMember_94fd756f-47ca-44a1-bc67-a6038e3c74e8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ChangeInAccountingEstimateLineItems_68b52022-e79c-4b7c-b612-60f901f02a47" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ChangeInAccountingEstimateLineItems"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_03c458af-f2e0-4601-baf4-00c6431ffceb" xlink:to="loc_us-gaap_ChangeInAccountingEstimateLineItems_68b52022-e79c-4b7c-b612-60f901f02a47" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_ed66645b-b54a-46a8-b43a-6f5385a4b68b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_68b52022-e79c-4b7c-b612-60f901f02a47" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_ed66645b-b54a-46a8-b43a-6f5385a4b68b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_e11df387-65a5-486b-998d-4f0cd7b9ba67" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_68b52022-e79c-4b7c-b612-60f901f02a47" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_e11df387-65a5-486b-998d-4f0cd7b9ba67" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_18aaa8a9-e983-461b-9231-43b67394cb6b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLoss"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_68b52022-e79c-4b7c-b612-60f901f02a47" xlink:to="loc_us-gaap_NetIncomeLoss_18aaa8a9-e983-461b-9231-43b67394cb6b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_96ea5315-1e36-4b3d-acc0-b44f9c7e0d3b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareBasic"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_68b52022-e79c-4b7c-b612-60f901f02a47" xlink:to="loc_us-gaap_EarningsPerShareBasic_96ea5315-1e36-4b3d-acc0-b44f9c7e0d3b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_5e827f9b-3662-4fc1-85c9-835e17004851" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareDiluted"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_68b52022-e79c-4b7c-b612-60f901f02a47" xlink:to="loc_us-gaap_EarningsPerShareDiluted_5e827f9b-3662-4fc1-85c9-835e17004851" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/RevenueRecognitionScheduleofContractAssetandLiabilityDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#RevenueRecognitionScheduleofContractAssetandLiabilityDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/RevenueRecognitionScheduleofContractAssetandLiabilityDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerAbstract_8ab7381a-7e1e-4cdf-8e3d-844ceb00245b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenueFromContractWithCustomerAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerAssetGross_8c32ea80-f89b-4c05-b23e-7cb19df41f76" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ContractWithCustomerAssetGross"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_8ab7381a-7e1e-4cdf-8e3d-844ceb00245b" xlink:to="loc_us-gaap_ContractWithCustomerAssetGross_8c32ea80-f89b-4c05-b23e-7cb19df41f76" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerAssetAccumulatedAllowanceForCreditLoss_a49bf212-150e-4f25-8ac8-df64a1eb8ece" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ContractWithCustomerAssetAccumulatedAllowanceForCreditLoss"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_8ab7381a-7e1e-4cdf-8e3d-844ceb00245b" xlink:to="loc_us-gaap_ContractWithCustomerAssetAccumulatedAllowanceForCreditLoss_a49bf212-150e-4f25-8ac8-df64a1eb8ece" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerAssetNet_af488a14-8706-44f9-b20d-96ff690f614e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ContractWithCustomerAssetNet"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_8ab7381a-7e1e-4cdf-8e3d-844ceb00245b" xlink:to="loc_us-gaap_ContractWithCustomerAssetNet_af488a14-8706-44f9-b20d-96ff690f614e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_eb3f643d-d631-4ef6-ac85-d10b9583bd83" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ContractWithCustomerLiabilityCurrent"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_8ab7381a-7e1e-4cdf-8e3d-844ceb00245b" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityCurrent_eb3f643d-d631-4ef6-ac85-d10b9583bd83" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_ContractwithCustomerAssetLiabilityNet_cc03a1cc-ed26-45c3-9813-560a423d119e" xlink:href="ajrd-20220930.xsd#ajrd_ContractwithCustomerAssetLiabilityNet"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_8ab7381a-7e1e-4cdf-8e3d-844ceb00245b" xlink:to="loc_ajrd_ContractwithCustomerAssetLiabilityNet_cc03a1cc-ed26-45c3-9813-560a423d119e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/RevenueRecognitionNarrativeDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#RevenueRecognitionNarrativeDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/RevenueRecognitionNarrativeDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerAbstract_489336a9-322e-4ee4-a042-710e67492821" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenueFromContractWithCustomerAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_9d301088-9114-48e8-99c3-2f36d1afd4fe" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_489336a9-322e-4ee4-a042-710e67492821" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_9d301088-9114-48e8-99c3-2f36d1afd4fe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis_d1668a42-d5b8-48fc-b44a-e1c6d3bd7703" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_9d301088-9114-48e8-99c3-2f36d1afd4fe" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis_d1668a42-d5b8-48fc-b44a-e1c6d3bd7703" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_fe74e1a9-c6a4-4bf9-aebb-439fe71274a6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_9d301088-9114-48e8-99c3-2f36d1afd4fe" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_fe74e1a9-c6a4-4bf9-aebb-439fe71274a6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_IncreaseDecreaseInContractWithCustomerAssetLiabilityNet_89103538-84b1-4ba7-9103-f4dbb4e33ffe" xlink:href="ajrd-20220930.xsd#ajrd_IncreaseDecreaseInContractWithCustomerAssetLiabilityNet"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_fe74e1a9-c6a4-4bf9-aebb-439fe71274a6" xlink:to="loc_ajrd_IncreaseDecreaseInContractWithCustomerAssetLiabilityNet_89103538-84b1-4ba7-9103-f4dbb4e33ffe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityRevenueRecognized_7e622879-8e59-4abd-9833-f689de68fc81" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ContractWithCustomerLiabilityRevenueRecognized"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_fe74e1a9-c6a4-4bf9-aebb-439fe71274a6" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityRevenueRecognized_7e622879-8e59-4abd-9833-f689de68fc81" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligation_928ae3e1-529e-47d1-b0be-8f40df224400" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenueRemainingPerformanceObligation"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_fe74e1a9-c6a4-4bf9-aebb-439fe71274a6" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligation_928ae3e1-529e-47d1-b0be-8f40df224400" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationPercentage_417f1d50-f77c-486b-91a2-6d43ce6c2650" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenueRemainingPerformanceObligationPercentage"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_fe74e1a9-c6a4-4bf9-aebb-439fe71274a6" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationPercentage_417f1d50-f77c-486b-91a2-6d43ce6c2650" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_0a1da225-6db0-4e9c-b5bb-a325058eb0c3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_fe74e1a9-c6a4-4bf9-aebb-439fe71274a6" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_0a1da225-6db0-4e9c-b5bb-a325058eb0c3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/RevenueRecognitionNarrativeDetails_1" xlink:type="simple" xlink:href="ajrd-20220930.xsd#RevenueRecognitionNarrativeDetails_1"/>
<link:presentationLink xlink:role="http://gencorp.com/role/RevenueRecognitionNarrativeDetails_1" xlink:type="extended"/>
<link:roleRef roleURI="http://gencorp.com/role/RevenueRecognitionScheduleofPercentageofSalesbyContractandCustomerDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#RevenueRecognitionScheduleofPercentageofSalesbyContractandCustomerDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/RevenueRecognitionScheduleofPercentageofSalesbyContractandCustomerDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerAbstract_37132db6-ab1c-4efd-8bda-eec84cd8eb14" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenueFromContractWithCustomerAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTable_14d344f0-a4ee-4d64-b6a1-2452e3ed0b80" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_37132db6-ab1c-4efd-8bda-eec84cd8eb14" xlink:to="loc_us-gaap_ConcentrationRiskTable_14d344f0-a4ee-4d64-b6a1-2452e3ed0b80" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_2c141622-30eb-4061-b4c0-0aceede7079a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskTable_14d344f0-a4ee-4d64-b6a1-2452e3ed0b80" xlink:to="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_2c141622-30eb-4061-b4c0-0aceede7079a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_5d3dc394-dff2-4d31-a55b-99c7f5811a27" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_2c141622-30eb-4061-b4c0-0aceede7079a" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_5d3dc394-dff2-4d31-a55b-99c7f5811a27" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesRevenueNetMember_c9586891-c648-43cb-901b-398745897753" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SalesRevenueNetMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_5d3dc394-dff2-4d31-a55b-99c7f5811a27" xlink:to="loc_us-gaap_SalesRevenueNetMember_c9586891-c648-43cb-901b-398745897753" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByTypeAxis_277049a7-6803-4d76-93b6-baaa0d349ab6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskByTypeAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskTable_14d344f0-a4ee-4d64-b6a1-2452e3ed0b80" xlink:to="loc_us-gaap_ConcentrationRiskByTypeAxis_277049a7-6803-4d76-93b6-baaa0d349ab6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_f480f97f-b6d6-470e-b738-584617320cfa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_277049a7-6803-4d76-93b6-baaa0d349ab6" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_f480f97f-b6d6-470e-b738-584617320cfa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_ContractConcentrationMember_b3353244-fcb3-4003-b94d-b0cc0dc32531" xlink:href="ajrd-20220930.xsd#ajrd_ContractConcentrationMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_f480f97f-b6d6-470e-b738-584617320cfa" xlink:to="loc_ajrd_ContractConcentrationMember_b3353244-fcb3-4003-b94d-b0cc0dc32531" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CustomerConcentrationRiskMember_88d52c92-1138-4025-8e0c-86c2bc47f9dd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CustomerConcentrationRiskMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_f480f97f-b6d6-470e-b738-584617320cfa" xlink:to="loc_us-gaap_CustomerConcentrationRiskMember_88d52c92-1138-4025-8e0c-86c2bc47f9dd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_SegmentConcentrationRiskMember_2d48fb16-dbfd-479a-af7b-8aeacc6e9563" xlink:href="ajrd-20220930.xsd#ajrd_SegmentConcentrationRiskMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_f480f97f-b6d6-470e-b738-584617320cfa" xlink:to="loc_ajrd_SegmentConcentrationRiskMember_2d48fb16-dbfd-479a-af7b-8aeacc6e9563" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerBasisOfPricingAxis_2f1cf0fb-3e06-4d97-ac2c-140849e48dfd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ContractWithCustomerBasisOfPricingAxis"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskTable_14d344f0-a4ee-4d64-b6a1-2452e3ed0b80" xlink:to="loc_us-gaap_ContractWithCustomerBasisOfPricingAxis_2f1cf0fb-3e06-4d97-ac2c-140849e48dfd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerBasisOfPricingDomain_ffdb7a49-a26c-44cd-adb6-5006bc8613df" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ContractWithCustomerBasisOfPricingDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ContractWithCustomerBasisOfPricingAxis_2f1cf0fb-3e06-4d97-ac2c-140849e48dfd" xlink:to="loc_us-gaap_ContractWithCustomerBasisOfPricingDomain_ffdb7a49-a26c-44cd-adb6-5006bc8613df" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FixedPriceContractMember_b4b3c090-844b-40c4-91c7-b3bd6901b69a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FixedPriceContractMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ContractWithCustomerBasisOfPricingDomain_ffdb7a49-a26c-44cd-adb6-5006bc8613df" xlink:to="loc_us-gaap_FixedPriceContractMember_b4b3c090-844b-40c4-91c7-b3bd6901b69a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_CostReimbursableContractMember_508452f1-fa25-4f53-9aee-7968d49b6244" xlink:href="ajrd-20220930.xsd#ajrd_CostReimbursableContractMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ContractWithCustomerBasisOfPricingDomain_ffdb7a49-a26c-44cd-adb6-5006bc8613df" xlink:to="loc_ajrd_CostReimbursableContractMember_508452f1-fa25-4f53-9aee-7968d49b6244" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_MajorCustomersAxis_d71a206b-5307-473e-9d1e-e9877c8a969a" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MajorCustomersAxis"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskTable_14d344f0-a4ee-4d64-b6a1-2452e3ed0b80" xlink:to="loc_srt_MajorCustomersAxis_d71a206b-5307-473e-9d1e-e9877c8a969a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_NameOfMajorCustomerDomain_de62b923-2ea4-4d11-a7e2-f96cce038f8c" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_NameOfMajorCustomerDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MajorCustomersAxis_d71a206b-5307-473e-9d1e-e9877c8a969a" xlink:to="loc_srt_NameOfMajorCustomerDomain_de62b923-2ea4-4d11-a7e2-f96cce038f8c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_USGovernmentAgenciesMember_be72e0cc-31c8-4130-bfa3-c5d3a19a1466" xlink:href="ajrd-20220930.xsd#ajrd_USGovernmentAgenciesMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_NameOfMajorCustomerDomain_de62b923-2ea4-4d11-a7e2-f96cce038f8c" xlink:to="loc_ajrd_USGovernmentAgenciesMember_be72e0cc-31c8-4130-bfa3-c5d3a19a1466" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_NonU.S.GovernmentCustomersMember_8e9d86ab-8844-45ce-aba0-499e271eb4dd" xlink:href="ajrd-20220930.xsd#ajrd_NonU.S.GovernmentCustomersMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_NameOfMajorCustomerDomain_de62b923-2ea4-4d11-a7e2-f96cce038f8c" xlink:to="loc_ajrd_NonU.S.GovernmentCustomersMember_8e9d86ab-8844-45ce-aba0-499e271eb4dd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_569d36f2-3bf5-4d57-ad6b-dbefb21865ea" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskTable_14d344f0-a4ee-4d64-b6a1-2452e3ed0b80" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_569d36f2-3bf5-4d57-ad6b-dbefb21865ea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_90c07503-2115-4ba7-8462-1b8252ca8563" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_569d36f2-3bf5-4d57-ad6b-dbefb21865ea" xlink:to="loc_us-gaap_SegmentDomain_90c07503-2115-4ba7-8462-1b8252ca8563" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_RealEstateSegmentMember_85fd2bb1-8138-47e9-af9a-b0b6288138ab" xlink:href="ajrd-20220930.xsd#ajrd_RealEstateSegmentMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_90c07503-2115-4ba7-8462-1b8252ca8563" xlink:to="loc_ajrd_RealEstateSegmentMember_85fd2bb1-8138-47e9-af9a-b0b6288138ab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskLineItems_8a00175b-7342-4dc5-b182-d1614137d784" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskLineItems"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskTable_14d344f0-a4ee-4d64-b6a1-2452e3ed0b80" xlink:to="loc_us-gaap_ConcentrationRiskLineItems_8a00175b-7342-4dc5-b182-d1614137d784" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskPercentage1_8e680562-66cb-4a97-8dd7-484496b114da" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskPercentage1"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskLineItems_8a00175b-7342-4dc5-b182-d1614137d784" xlink:to="loc_us-gaap_ConcentrationRiskPercentage1_8e680562-66cb-4a97-8dd7-484496b114da" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/StockBasedCompensationDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#StockBasedCompensationDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/StockBasedCompensationDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_33e638c2-09b2-456d-8f4c-66cb1c42c8d5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_09f9ed04-8f60-4149-a280-da579a0a71c0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_33e638c2-09b2-456d-8f4c-66cb1c42c8d5" xlink:to="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_09f9ed04-8f60-4149-a280-da579a0a71c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_91352e37-7429-49af-83ef-15e380eb52ec" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AwardTypeAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_09f9ed04-8f60-4149-a280-da579a0a71c0" xlink:to="loc_us-gaap_AwardTypeAxis_91352e37-7429-49af-83ef-15e380eb52ec" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_c7ba2c0b-7adf-411a-8ccb-732a868140de" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AwardTypeAxis_91352e37-7429-49af-83ef-15e380eb52ec" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_c7ba2c0b-7adf-411a-8ccb-732a868140de" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockAppreciationRightsSARSMember_3f2efb22-9426-4ecc-9bc2-01aadba9e713" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockAppreciationRightsSARSMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_c7ba2c0b-7adf-411a-8ccb-732a868140de" xlink:to="loc_us-gaap_StockAppreciationRightsSARSMember_3f2efb22-9426-4ecc-9bc2-01aadba9e713" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_ServiceBasedRestrictedStockMember_664dc7e1-954c-4eda-b28b-f3ed5f8e20d7" xlink:href="ajrd-20220930.xsd#ajrd_ServiceBasedRestrictedStockMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_c7ba2c0b-7adf-411a-8ccb-732a868140de" xlink:to="loc_ajrd_ServiceBasedRestrictedStockMember_664dc7e1-954c-4eda-b28b-f3ed5f8e20d7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_PerformanceBasedRestrictedStockUnitsMember_787bd0a6-6cf4-455a-ac02-720edf30c068" xlink:href="ajrd-20220930.xsd#ajrd_PerformanceBasedRestrictedStockUnitsMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_c7ba2c0b-7adf-411a-8ccb-732a868140de" xlink:to="loc_ajrd_PerformanceBasedRestrictedStockUnitsMember_787bd0a6-6cf4-455a-ac02-720edf30c068" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_EmployeeStockPurchasePlanMember_c5a17092-b24a-4d90-82f3-aa6664265b10" xlink:href="ajrd-20220930.xsd#ajrd_EmployeeStockPurchasePlanMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_c7ba2c0b-7adf-411a-8ccb-732a868140de" xlink:to="loc_ajrd_EmployeeStockPurchasePlanMember_c5a17092-b24a-4d90-82f3-aa6664265b10" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_568a212a-5a36-449c-9680-4c31f11da6cc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_09f9ed04-8f60-4149-a280-da579a0a71c0" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_568a212a-5a36-449c-9680-4c31f11da6cc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_6bba6da6-5a73-411f-b664-928a551bb38b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensation"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_568a212a-5a36-449c-9680-4c31f11da6cc" xlink:to="loc_us-gaap_ShareBasedCompensation_6bba6da6-5a73-411f-b664-928a551bb38b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/BalanceSheetAccountsScheduleofFairValueofFinancialInstrumentsDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#BalanceSheetAccountsScheduleofFairValueofFinancialInstrumentsDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/BalanceSheetAccountsScheduleofFairValueofFinancialInstrumentsDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_b6cea73a-727f-48b3-be18-17a43377b4f8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_365ead9b-b331-4ec1-a69c-8ab58d1bcd03" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_b6cea73a-727f-48b3-be18-17a43377b4f8" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_365ead9b-b331-4ec1-a69c-8ab58d1bcd03" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_c109dce2-5dd6-48cd-87c8-6b86efaaff8b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancialInstrumentAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_365ead9b-b331-4ec1-a69c-8ab58d1bcd03" xlink:to="loc_us-gaap_FinancialInstrumentAxis_c109dce2-5dd6-48cd-87c8-6b86efaaff8b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_3dbb8a92-49a6-4000-a020-f8e9076a9873" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_c109dce2-5dd6-48cd-87c8-6b86efaaff8b" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_3dbb8a92-49a6-4000-a020-f8e9076a9873" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MoneyMarketFundsMember_a94fdb1a-296f-4869-90e6-75ed8295effd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MoneyMarketFundsMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_3dbb8a92-49a6-4000-a020-f8e9076a9873" xlink:to="loc_us-gaap_MoneyMarketFundsMember_a94fdb1a-296f-4869-90e6-75ed8295effd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_RegisteredInvestmentCompaniesMember_62cbd37a-b442-4d5a-84ae-b5d4ea9ad716" xlink:href="ajrd-20220930.xsd#ajrd_RegisteredInvestmentCompaniesMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_3dbb8a92-49a6-4000-a020-f8e9076a9873" xlink:to="loc_ajrd_RegisteredInvestmentCompaniesMember_62cbd37a-b442-4d5a-84ae-b5d4ea9ad716" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialPaperMember_904832fe-5428-4442-aeae-170d9220e414" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommercialPaperMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_3dbb8a92-49a6-4000-a020-f8e9076a9873" xlink:to="loc_us-gaap_CommercialPaperMember_904832fe-5428-4442-aeae-170d9220e414" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesMember_d85664db-5e23-4218-92e9-cf938cd8de27" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquitySecuritiesMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_3dbb8a92-49a6-4000-a020-f8e9076a9873" xlink:to="loc_us-gaap_EquitySecuritiesMember_d85664db-5e23-4218-92e9-cf938cd8de27" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_5aa9cc3a-4585-494b-9872-f75edbe28683" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_365ead9b-b331-4ec1-a69c-8ab58d1bcd03" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_5aa9cc3a-4585-494b-9872-f75edbe28683" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_d42bac82-2bcc-4513-8983-69b8ea0cbcbe" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_5aa9cc3a-4585-494b-9872-f75edbe28683" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_d42bac82-2bcc-4513-8983-69b8ea0cbcbe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_e79e6bcb-8782-4af6-8316-7c3eb381d5c3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel1Member"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_d42bac82-2bcc-4513-8983-69b8ea0cbcbe" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_e79e6bcb-8782-4af6-8316-7c3eb381d5c3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_be58067c-db07-421e-b494-6c70de2f189e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel2Member"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_d42bac82-2bcc-4513-8983-69b8ea0cbcbe" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_be58067c-db07-421e-b494-6c70de2f189e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_8a77b3e7-85ef-43bf-b1c6-d38000d45bcd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel3Member"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_d42bac82-2bcc-4513-8983-69b8ea0cbcbe" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_8a77b3e7-85ef-43bf-b1c6-d38000d45bcd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_f5ea5a85-a979-4c4a-96da-c059a701342c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_365ead9b-b331-4ec1-a69c-8ab58d1bcd03" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_f5ea5a85-a979-4c4a-96da-c059a701342c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_9dff3938-7837-4491-984d-4451d02f0925" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsFairValueDisclosure"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_f5ea5a85-a979-4c4a-96da-c059a701342c" xlink:to="loc_us-gaap_AssetsFairValueDisclosure_9dff3938-7837-4491-984d-4451d02f0925" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/BalanceSheetAccountsScheduleofEstimatedFairValueandPrincipalAmountofOutstandingDebtDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#BalanceSheetAccountsScheduleofEstimatedFairValueandPrincipalAmountofOutstandingDebtDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/BalanceSheetAccountsScheduleofEstimatedFairValueandPrincipalAmountofOutstandingDebtDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_49dd0c77-0dfc-406c-b0af-f50f2678f7cb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_9a430fe8-9e1b-4975-ba22-f4cb38ce40cd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_49dd0c77-0dfc-406c-b0af-f50f2678f7cb" xlink:to="loc_us-gaap_DebtInstrumentTable_9a430fe8-9e1b-4975-ba22-f4cb38ce40cd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_8c851aef-35bc-4316-adbb-422c74464631" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_9a430fe8-9e1b-4975-ba22-f4cb38ce40cd" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_8c851aef-35bc-4316-adbb-422c74464631" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_a3398390-d0ff-4b47-b7b8-19628f85fa24" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_8c851aef-35bc-4316-adbb-422c74464631" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_a3398390-d0ff-4b47-b7b8-19628f85fa24" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertibleDebtMember_22d8fe34-c9b2-4d11-82ba-c28fb6445a5e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConvertibleDebtMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_a3398390-d0ff-4b47-b7b8-19628f85fa24" xlink:to="loc_us-gaap_ConvertibleDebtMember_22d8fe34-c9b2-4d11-82ba-c28fb6445a5e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_022becdb-bd77-453a-bd10-65a8167e1592" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_9a430fe8-9e1b-4975-ba22-f4cb38ce40cd" xlink:to="loc_us-gaap_DebtInstrumentAxis_022becdb-bd77-453a-bd10-65a8167e1592" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_f7a4c680-1624-4ae4-92d0-41c174c1d76c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentNameDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_022becdb-bd77-453a-bd10-65a8167e1592" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_f7a4c680-1624-4ae4-92d0-41c174c1d76c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_TermLoanMember_34f27271-fefc-4505-a904-0f43de975ebd" xlink:href="ajrd-20220930.xsd#ajrd_TermLoanMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_f7a4c680-1624-4ae4-92d0-41c174c1d76c" xlink:to="loc_ajrd_TermLoanMember_34f27271-fefc-4505-a904-0f43de975ebd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_A2.25ConvertibleSeniorDebtMember_5b6b2c93-d1f6-4938-8481-0449807852d4" xlink:href="ajrd-20220930.xsd#ajrd_A2.25ConvertibleSeniorDebtMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_f7a4c680-1624-4ae4-92d0-41c174c1d76c" xlink:to="loc_ajrd_A2.25ConvertibleSeniorDebtMember_5b6b2c93-d1f6-4938-8481-0449807852d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_e7db378b-4402-4006-ba13-a5145d0fd3c0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentLineItems"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_9a430fe8-9e1b-4975-ba22-f4cb38ce40cd" xlink:to="loc_us-gaap_DebtInstrumentLineItems_e7db378b-4402-4006-ba13-a5145d0fd3c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtFairValue_55dcb981-b1f3-4e43-be52-1c4ad3aeab64" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebtFairValue"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_e7db378b-4402-4006-ba13-a5145d0fd3c0" xlink:to="loc_us-gaap_LongTermDebtFairValue_55dcb981-b1f3-4e43-be52-1c4ad3aeab64" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_fd6da7c4-5863-4a92-87d6-00a59256b378" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebt"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_e7db378b-4402-4006-ba13-a5145d0fd3c0" xlink:to="loc_us-gaap_LongTermDebt_fd6da7c4-5863-4a92-87d6-00a59256b378" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_0ded4ad4-99c1-4c77-b148-9221933f262a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_e7db378b-4402-4006-ba13-a5145d0fd3c0" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_0ded4ad4-99c1-4c77-b148-9221933f262a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/BalanceSheetAccountsScheduleofAccountsReceivableDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#BalanceSheetAccountsScheduleofAccountsReceivableDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/BalanceSheetAccountsScheduleofAccountsReceivableDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_54b8f3ee-a656-49ac-bf67-479f2933348b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableBilledForLongTermContractsOrPrograms_a1ec7aff-281a-418e-8173-a721b7c83285" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountsReceivableBilledForLongTermContractsOrPrograms"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_54b8f3ee-a656-49ac-bf67-479f2933348b" xlink:to="loc_us-gaap_AccountsReceivableBilledForLongTermContractsOrPrograms_a1ec7aff-281a-418e-8173-a721b7c83285" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_OtherTradeReceivablesCurrent_20922e5a-3de7-4bb8-8185-1d13d15b986c" xlink:href="ajrd-20220930.xsd#ajrd_OtherTradeReceivablesCurrent"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_54b8f3ee-a656-49ac-bf67-479f2933348b" xlink:to="loc_ajrd_OtherTradeReceivablesCurrent_20922e5a-3de7-4bb8-8185-1d13d15b986c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_d641d11f-6a63-4cee-88ba-d0084b01e36d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountsReceivableNetCurrent"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_54b8f3ee-a656-49ac-bf67-479f2933348b" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_d641d11f-6a63-4cee-88ba-d0084b01e36d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/BalanceSheetAccountsScheduleofOtherCurrentAssetsDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#BalanceSheetAccountsScheduleofOtherCurrentAssetsDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/BalanceSheetAccountsScheduleofOtherCurrentAssetsDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_c73da2a4-4ee2-4e65-99a6-b55965ed3575" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_RecoverableFromGovernmentForDeferredCostsCurrent_774e5349-915f-427d-93a4-0adf092952e6" xlink:href="ajrd-20220930.xsd#ajrd_RecoverableFromGovernmentForDeferredCostsCurrent"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_c73da2a4-4ee2-4e65-99a6-b55965ed3575" xlink:to="loc_ajrd_RecoverableFromGovernmentForDeferredCostsCurrent_774e5349-915f-427d-93a4-0adf092952e6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxesReceivable_1f0490f4-6370-4aed-b946-1db175955966" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxesReceivable"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_c73da2a4-4ee2-4e65-99a6-b55965ed3575" xlink:to="loc_us-gaap_IncomeTaxesReceivable_1f0490f4-6370-4aed-b946-1db175955966" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_InventoryNetCurrent_17765be5-065a-4039-b591-dbe58bd59288" xlink:href="ajrd-20220930.xsd#ajrd_InventoryNetCurrent"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_c73da2a4-4ee2-4e65-99a6-b55965ed3575" xlink:to="loc_ajrd_InventoryNetCurrent_17765be5-065a-4039-b591-dbe58bd59288" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseCurrent_adcc3ac9-4785-459d-a388-840226c71e67" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PrepaidExpenseCurrent"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_c73da2a4-4ee2-4e65-99a6-b55965ed3575" xlink:to="loc_us-gaap_PrepaidExpenseCurrent_adcc3ac9-4785-459d-a388-840226c71e67" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsMiscellaneousCurrent_f1fc6bdd-ce29-4082-8b99-06324f53e308" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssetsMiscellaneousCurrent"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_c73da2a4-4ee2-4e65-99a6-b55965ed3575" xlink:to="loc_us-gaap_OtherAssetsMiscellaneousCurrent_f1fc6bdd-ce29-4082-8b99-06324f53e308" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsCurrent_b8f60e0d-4d9c-4066-8637-e618e18231eb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssetsCurrent"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_c73da2a4-4ee2-4e65-99a6-b55965ed3575" xlink:to="loc_us-gaap_OtherAssetsCurrent_b8f60e0d-4d9c-4066-8637-e618e18231eb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/BalanceSheetAccountsScheduleofPropertyPlantandEquipmentnetDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#BalanceSheetAccountsScheduleofPropertyPlantandEquipmentnetDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/BalanceSheetAccountsScheduleofPropertyPlantandEquipmentnetDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_43d96504-fc81-4462-a9dd-e53ef8abf607" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_26840907-0802-4df6-b3bc-6d36e2a926a4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_43d96504-fc81-4462-a9dd-e53ef8abf607" xlink:to="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_26840907-0802-4df6-b3bc-6d36e2a926a4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_ce134ef9-afa6-453d-a8fa-51ff62a0e414" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_26840907-0802-4df6-b3bc-6d36e2a926a4" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_ce134ef9-afa6-453d-a8fa-51ff62a0e414" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_1350eec9-cebf-4f5d-be39-fde83ccf9dec" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_ce134ef9-afa6-453d-a8fa-51ff62a0e414" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_1350eec9-cebf-4f5d-be39-fde83ccf9dec" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LandMember_73d85db6-8f8c-4776-802f-c79ff2834208" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LandMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_1350eec9-cebf-4f5d-be39-fde83ccf9dec" xlink:to="loc_us-gaap_LandMember_73d85db6-8f8c-4776-802f-c79ff2834208" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BuildingAndBuildingImprovementsMember_c48a461f-5f3d-4e4e-9327-c090790515e3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BuildingAndBuildingImprovementsMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_1350eec9-cebf-4f5d-be39-fde83ccf9dec" xlink:to="loc_us-gaap_BuildingAndBuildingImprovementsMember_c48a461f-5f3d-4e4e-9327-c090790515e3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MachineryAndEquipmentMember_cf99e8e7-dc8c-4f0d-8129-fcce6ce22abf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MachineryAndEquipmentMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_1350eec9-cebf-4f5d-be39-fde83ccf9dec" xlink:to="loc_us-gaap_MachineryAndEquipmentMember_cf99e8e7-dc8c-4f0d-8129-fcce6ce22abf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConstructionInProgressMember_1a059984-6594-4e72-9e4d-f6477aa29312" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConstructionInProgressMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_1350eec9-cebf-4f5d-be39-fde83ccf9dec" xlink:to="loc_us-gaap_ConstructionInProgressMember_1a059984-6594-4e72-9e4d-f6477aa29312" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_9ae43a40-34a6-4d9f-b33a-1bf80f415d09" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PropertyPlantAndEquipmentLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_26840907-0802-4df6-b3bc-6d36e2a926a4" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentLineItems_9ae43a40-34a6-4d9f-b33a-1bf80f415d09" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_d5b808c2-f237-4008-89b3-c187f8eb5f60" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PropertyPlantAndEquipmentGross"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_9ae43a40-34a6-4d9f-b33a-1bf80f415d09" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentGross_d5b808c2-f237-4008-89b3-c187f8eb5f60" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_327e952c-412e-4662-99e9-2df515979aed" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_9ae43a40-34a6-4d9f-b33a-1bf80f415d09" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_327e952c-412e-4662-99e9-2df515979aed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_be8511bc-02e4-45f2-9204-81cbea7917a5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_9ae43a40-34a6-4d9f-b33a-1bf80f415d09" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_be8511bc-02e4-45f2-9204-81cbea7917a5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/BalanceSheetAccountsScheduleofOtherNoncurrentAssetsDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#BalanceSheetAccountsScheduleofOtherNoncurrentAssetsDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/BalanceSheetAccountsScheduleofOtherNoncurrentAssetsDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_f9164f43-145d-4424-b0e1-c92141fec638" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealEstateInvestmentPropertyNet_d704c9be-041e-4d1d-98a8-33744179abd2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RealEstateInvestmentPropertyNet"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_f9164f43-145d-4424-b0e1-c92141fec638" xlink:to="loc_us-gaap_RealEstateInvestmentPropertyNet_d704c9be-041e-4d1d-98a8-33744179abd2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_RecoverableFromGovernmentForDeferredCostsNoncurrent_bce0ca61-b2e1-4df0-865c-f3842f017930" xlink:href="ajrd-20220930.xsd#ajrd_RecoverableFromGovernmentForDeferredCostsNoncurrent"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_f9164f43-145d-4424-b0e1-c92141fec638" xlink:to="loc_ajrd_RecoverableFromGovernmentForDeferredCostsNoncurrent_bce0ca61-b2e1-4df0-865c-f3842f017930" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_EnvironmentalRemediationCostsReceivableNoncurrent_2ab9eb06-f59f-455f-9c35-b12a8254452a" xlink:href="ajrd-20220930.xsd#ajrd_EnvironmentalRemediationCostsReceivableNoncurrent"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_f9164f43-145d-4424-b0e1-c92141fec638" xlink:to="loc_ajrd_EnvironmentalRemediationCostsReceivableNoncurrent_2ab9eb06-f59f-455f-9c35-b12a8254452a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsMiscellaneousNoncurrent_5d197ae4-06ff-4354-b813-1a44f3f52df4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssetsMiscellaneousNoncurrent"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_f9164f43-145d-4424-b0e1-c92141fec638" xlink:to="loc_us-gaap_OtherAssetsMiscellaneousNoncurrent_5d197ae4-06ff-4354-b813-1a44f3f52df4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_7234119a-3aa0-47de-b4f7-db086761027e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssetsNoncurrent"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_f9164f43-145d-4424-b0e1-c92141fec638" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_7234119a-3aa0-47de-b4f7-db086761027e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/BalanceSheetAccountsScheduleofOtherCurrentLiabilitiesDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#BalanceSheetAccountsScheduleofOtherCurrentLiabilitiesDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/BalanceSheetAccountsScheduleofOtherCurrentLiabilitiesDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_0a52ed65-3ccb-4fe2-b23e-264073132c18" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedEmployeeBenefitsCurrent_65e5386c-c36e-4fa1-a28f-a1366fcced52" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccruedEmployeeBenefitsCurrent"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_0a52ed65-3ccb-4fe2-b23e-264073132c18" xlink:to="loc_us-gaap_AccruedEmployeeBenefitsCurrent_65e5386c-c36e-4fa1-a28f-a1366fcced52" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TaxesPayableCurrent_db798f1e-2ece-49ca-b64e-a90a3ac554ff" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TaxesPayableCurrent"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_0a52ed65-3ccb-4fe2-b23e-264073132c18" xlink:to="loc_us-gaap_TaxesPayableCurrent_db798f1e-2ece-49ca-b64e-a90a3ac554ff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_MiscellaneousOtherLiabilitiesCurrent_88351d21-35c9-47ea-adb2-94fed8f13cbf" xlink:href="ajrd-20220930.xsd#ajrd_MiscellaneousOtherLiabilitiesCurrent"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_0a52ed65-3ccb-4fe2-b23e-264073132c18" xlink:to="loc_ajrd_MiscellaneousOtherLiabilitiesCurrent_88351d21-35c9-47ea-adb2-94fed8f13cbf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_a7a0d01b-30f5-43c8-bbd0-3d979bd3ce29" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherLiabilitiesCurrent"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_0a52ed65-3ccb-4fe2-b23e-264073132c18" xlink:to="loc_us-gaap_OtherLiabilitiesCurrent_a7a0d01b-30f5-43c8-bbd0-3d979bd3ce29" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/BalanceSheetAccountsNarrativeDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#BalanceSheetAccountsNarrativeDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/BalanceSheetAccountsNarrativeDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_dabdb2a0-6d43-438b-9303-3210e5775913" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TaxesPayableCurrent_e8b2345b-b8df-4406-a220-78f0715fd657" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TaxesPayableCurrent"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_dabdb2a0-6d43-438b-9303-3210e5775913" xlink:to="loc_us-gaap_TaxesPayableCurrent_e8b2345b-b8df-4406-a220-78f0715fd657" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxesReceivable_febe53a4-6bd2-464e-b79d-82c2f2f2e3e7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxesReceivable"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_dabdb2a0-6d43-438b-9303-3210e5775913" xlink:to="loc_us-gaap_IncomeTaxesReceivable_febe53a4-6bd2-464e-b79d-82c2f2f2e3e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_EnvironmentalRemediationExpenseNewStandardMeasurementInputDuration_0c90d0e7-a174-46d8-9c34-346e77065839" xlink:href="ajrd-20220930.xsd#ajrd_EnvironmentalRemediationExpenseNewStandardMeasurementInputDuration"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_dabdb2a0-6d43-438b-9303-3210e5775913" xlink:to="loc_ajrd_EnvironmentalRemediationExpenseNewStandardMeasurementInputDuration_0c90d0e7-a174-46d8-9c34-346e77065839" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonShares_810a32a9-77e7-4c9a-ab0b-97aa1dd1f8c0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TreasuryStockCommonShares"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_dabdb2a0-6d43-438b-9303-3210e5775913" xlink:to="loc_us-gaap_TreasuryStockCommonShares_810a32a9-77e7-4c9a-ab0b-97aa1dd1f8c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesTreasuryStockReissued_131b6ee0-d166-42f9-9a98-07d9d7ab956a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockIssuedDuringPeriodSharesTreasuryStockReissued"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_dabdb2a0-6d43-438b-9303-3210e5775913" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesTreasuryStockReissued_131b6ee0-d166-42f9-9a98-07d9d7ab956a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_011d9765-1b01-4e39-a713-23bf4e8d8a75" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TreasuryStockValueAcquiredCostMethod"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_dabdb2a0-6d43-438b-9303-3210e5775913" xlink:to="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_011d9765-1b01-4e39-a713-23bf4e8d8a75" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/IncomeTaxesDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#IncomeTaxesDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/IncomeTaxesDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_13264eb4-7be2-435d-b91f-4ccfb57e1088" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_c054f64f-f4aa-42e7-a11d-26ff3f7db7d1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_13264eb4-7be2-435d-b91f-4ccfb57e1088" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_c054f64f-f4aa-42e7-a11d-26ff3f7db7d1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_eab1644f-6396-4d14-901d-010dc0149e38" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_13264eb4-7be2-435d-b91f-4ccfb57e1088" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_eab1644f-6396-4d14-901d-010dc0149e38" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_22cbe037-0693-4471-9a70-61f8ee1028f0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_13264eb4-7be2-435d-b91f-4ccfb57e1088" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_22cbe037-0693-4471-9a70-61f8ee1028f0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/LongtermDebtSummaryofLongtermDebtDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#LongtermDebtSummaryofLongtermDebtDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/LongtermDebtSummaryofLongtermDebtDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_c6ce1eca-a0e8-4f5c-b9a9-f994422df4d9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_d1c19e46-2d78-4573-980a-2867d299d760" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_c6ce1eca-a0e8-4f5c-b9a9-f994422df4d9" xlink:to="loc_us-gaap_DebtInstrumentTable_d1c19e46-2d78-4573-980a-2867d299d760" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_52337db0-8eb6-45ef-a70a-e2ef215e3502" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_d1c19e46-2d78-4573-980a-2867d299d760" xlink:to="loc_us-gaap_DebtInstrumentAxis_52337db0-8eb6-45ef-a70a-e2ef215e3502" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_0ecb492d-d148-49eb-97b5-1b68ad286dfc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentNameDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_52337db0-8eb6-45ef-a70a-e2ef215e3502" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_0ecb492d-d148-49eb-97b5-1b68ad286dfc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_TermLoanMember_a67d6243-81d7-4778-9318-7c45d8fd1629" xlink:href="ajrd-20220930.xsd#ajrd_TermLoanMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_0ecb492d-d148-49eb-97b5-1b68ad286dfc" xlink:to="loc_ajrd_TermLoanMember_a67d6243-81d7-4778-9318-7c45d8fd1629" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_A2.25ConvertibleSeniorDebtMember_667f6abb-5799-47a7-8078-f3a8f781f080" xlink:href="ajrd-20220930.xsd#ajrd_A2.25ConvertibleSeniorDebtMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_0ecb492d-d148-49eb-97b5-1b68ad286dfc" xlink:to="loc_ajrd_A2.25ConvertibleSeniorDebtMember_667f6abb-5799-47a7-8078-f3a8f781f080" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_d13e22ea-99c2-41a2-ae65-f24fa1668273" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_d1c19e46-2d78-4573-980a-2867d299d760" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_d13e22ea-99c2-41a2-ae65-f24fa1668273" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_6c41f562-0f6c-4a92-ba33-d73b8b1e14f3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_d13e22ea-99c2-41a2-ae65-f24fa1668273" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_6c41f562-0f6c-4a92-ba33-d73b8b1e14f3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuredDebtMember_640acbc6-d02f-4639-9af9-6aa0a1ce93d9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SecuredDebtMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_6c41f562-0f6c-4a92-ba33-d73b8b1e14f3" xlink:to="loc_us-gaap_SecuredDebtMember_640acbc6-d02f-4639-9af9-6aa0a1ce93d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertibleDebtMember_b783fa29-0e84-4cc6-b421-8e1306d86c86" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConvertibleDebtMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_6c41f562-0f6c-4a92-ba33-d73b8b1e14f3" xlink:to="loc_us-gaap_ConvertibleDebtMember_b783fa29-0e84-4cc6-b421-8e1306d86c86" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_f9791848-9c2a-433b-be31-1a1b259f1703" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentLineItems"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_d1c19e46-2d78-4573-980a-2867d299d760" xlink:to="loc_us-gaap_DebtInstrumentLineItems_f9791848-9c2a-433b-be31-1a1b259f1703" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_eb2f19e7-4a71-4fbb-ad2f-cba47c6ffa01" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_f9791848-9c2a-433b-be31-1a1b259f1703" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_eb2f19e7-4a71-4fbb-ad2f-cba47c6ffa01" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsNet_56802dc9-929e-4b6f-b706-38332316810e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredFinanceCostsNet"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_f9791848-9c2a-433b-be31-1a1b259f1703" xlink:to="loc_us-gaap_DeferredFinanceCostsNet_56802dc9-929e-4b6f-b706-38332316810e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeniorNotes_38748508-1926-41d6-be0d-ed26ccebfcee" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeniorNotes"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_f9791848-9c2a-433b-be31-1a1b259f1703" xlink:to="loc_us-gaap_SeniorNotes_38748508-1926-41d6-be0d-ed26ccebfcee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertibleDebt_858cb95a-843d-40b9-8213-6d5f81e13a97" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConvertibleDebt"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_f9791848-9c2a-433b-be31-1a1b259f1703" xlink:to="loc_us-gaap_ConvertibleDebt_858cb95a-843d-40b9-8213-6d5f81e13a97" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiability_fde3302e-fb0c-4d37-8db8-fce64b4c54eb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceLeaseLiability"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_f9791848-9c2a-433b-be31-1a1b259f1703" xlink:to="loc_us-gaap_FinanceLeaseLiability_fde3302e-fb0c-4d37-8db8-fce64b4c54eb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_c843ecab-a3e8-48e4-b039-5e9928c6496d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_f9791848-9c2a-433b-be31-1a1b259f1703" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_c843ecab-a3e8-48e4-b039-5e9928c6496d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_eab72fe9-c7fd-4bf6-ae88-06a82bd08838" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_f9791848-9c2a-433b-be31-1a1b259f1703" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_eab72fe9-c7fd-4bf6-ae88-06a82bd08838" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_1aea7ecd-95f0-4d92-ab1e-8acd595c2806" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_f9791848-9c2a-433b-be31-1a1b259f1703" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_1aea7ecd-95f0-4d92-ab1e-8acd595c2806" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_7d9189bb-0cc7-450f-bbb1-bf1e2f0549b6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentInterestRateEffectivePercentage"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_f9791848-9c2a-433b-be31-1a1b259f1703" xlink:to="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_7d9189bb-0cc7-450f-bbb1-bf1e2f0549b6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/LongtermDebtNarrativeSeniorCreditFacilityDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#LongtermDebtNarrativeSeniorCreditFacilityDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/LongtermDebtNarrativeSeniorCreditFacilityDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_306f8958-74c9-4891-b255-43a8877c916a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_22e681a5-b9fc-47cb-acd7-e25231ca6d91" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_306f8958-74c9-4891-b255-43a8877c916a" xlink:to="loc_us-gaap_DebtInstrumentTable_22e681a5-b9fc-47cb-acd7-e25231ca6d91" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_56b98e54-fd82-4c94-aa57-36d52ed15506" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_22e681a5-b9fc-47cb-acd7-e25231ca6d91" xlink:to="loc_us-gaap_DebtInstrumentAxis_56b98e54-fd82-4c94-aa57-36d52ed15506" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_3fb50707-cc64-4c47-88a5-ce3becf4aadb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentNameDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_56b98e54-fd82-4c94-aa57-36d52ed15506" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_3fb50707-cc64-4c47-88a5-ce3becf4aadb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_SeniorCreditFacilityDue2023Member_fdf2868f-c102-442c-a60b-bdfaab78bce1" xlink:href="ajrd-20220930.xsd#ajrd_SeniorCreditFacilityDue2023Member"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_3fb50707-cc64-4c47-88a5-ce3becf4aadb" xlink:to="loc_ajrd_SeniorCreditFacilityDue2023Member_fdf2868f-c102-442c-a60b-bdfaab78bce1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_2c4b283f-b516-40c0-a97b-9b3c429273c3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_22e681a5-b9fc-47cb-acd7-e25231ca6d91" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_2c4b283f-b516-40c0-a97b-9b3c429273c3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_cd385bc1-c0e9-4c51-8f56-17b84aa82b7b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_2c4b283f-b516-40c0-a97b-9b3c429273c3" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_cd385bc1-c0e9-4c51-8f56-17b84aa82b7b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuredDebtMember_0b947cd4-00e4-4292-b492-63dbddb9d0ae" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SecuredDebtMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_cd385bc1-c0e9-4c51-8f56-17b84aa82b7b" xlink:to="loc_us-gaap_SecuredDebtMember_0b947cd4-00e4-4292-b492-63dbddb9d0ae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditMember_7d1e0264-c6ea-4f3c-ac50-13f140056031" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LineOfCreditMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_cd385bc1-c0e9-4c51-8f56-17b84aa82b7b" xlink:to="loc_us-gaap_LineOfCreditMember_7d1e0264-c6ea-4f3c-ac50-13f140056031" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_54a6fcda-ee80-4941-bd7f-8d1867d8cd19" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CreditFacilityAxis"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_22e681a5-b9fc-47cb-acd7-e25231ca6d91" xlink:to="loc_us-gaap_CreditFacilityAxis_54a6fcda-ee80-4941-bd7f-8d1867d8cd19" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_c9248d53-80b8-47b1-9846-c325a7023e8e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CreditFacilityDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityAxis_54a6fcda-ee80-4941-bd7f-8d1867d8cd19" xlink:to="loc_us-gaap_CreditFacilityDomain_c9248d53-80b8-47b1-9846-c325a7023e8e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_da2869cb-e8e1-44f1-830e-1b2602498197" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevolvingCreditFacilityMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityDomain_c9248d53-80b8-47b1-9846-c325a7023e8e" xlink:to="loc_us-gaap_RevolvingCreditFacilityMember_da2869cb-e8e1-44f1-830e-1b2602498197" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_TermLoanMember_4096b068-b305-471d-a70e-aebf3d5e5861" xlink:href="ajrd-20220930.xsd#ajrd_TermLoanMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityDomain_c9248d53-80b8-47b1-9846-c325a7023e8e" xlink:to="loc_ajrd_TermLoanMember_4096b068-b305-471d-a70e-aebf3d5e5861" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LetterOfCreditMember_4f273a5e-709f-4575-8f8b-5db83fee5826" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LetterOfCreditMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityDomain_c9248d53-80b8-47b1-9846-c325a7023e8e" xlink:to="loc_us-gaap_LetterOfCreditMember_4f273a5e-709f-4575-8f8b-5db83fee5826" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_1f9f0406-7ac0-4dc7-9f5c-d309bc873902" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeAxis"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_22e681a5-b9fc-47cb-acd7-e25231ca6d91" xlink:to="loc_srt_RangeAxis_1f9f0406-7ac0-4dc7-9f5c-d309bc873902" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_48306fe9-b1d1-4e33-bb69-dfe41590fc35" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeAxis_1f9f0406-7ac0-4dc7-9f5c-d309bc873902" xlink:to="loc_srt_RangeMember_48306fe9-b1d1-4e33-bb69-dfe41590fc35" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_22107328-7290-445e-b007-27dce323557e" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MinimumMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_48306fe9-b1d1-4e33-bb69-dfe41590fc35" xlink:to="loc_srt_MinimumMember_22107328-7290-445e-b007-27dce323557e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_8b7750f2-a025-459b-8f7c-295320ae089c" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MaximumMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_48306fe9-b1d1-4e33-bb69-dfe41590fc35" xlink:to="loc_srt_MaximumMember_8b7750f2-a025-459b-8f7c-295320ae089c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateAxis_fbedba68-43ca-43f5-9dc7-b7bd4f0d1ba1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_VariableRateAxis"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_22e681a5-b9fc-47cb-acd7-e25231ca6d91" xlink:to="loc_us-gaap_VariableRateAxis_fbedba68-43ca-43f5-9dc7-b7bd4f0d1ba1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateDomain_43494fd7-a3be-4690-98ea-038cd62ecf27" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_VariableRateDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_VariableRateAxis_fbedba68-43ca-43f5-9dc7-b7bd4f0d1ba1" xlink:to="loc_us-gaap_VariableRateDomain_43494fd7-a3be-4690-98ea-038cd62ecf27" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember_97c0906c-648d-48ee-8302-83b8f6e43e18" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_VariableRateDomain_43494fd7-a3be-4690-98ea-038cd62ecf27" xlink:to="loc_us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember_97c0906c-648d-48ee-8302-83b8f6e43e18" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_DebtInstrumentRepaymentPeriodAxis_c05cb8ea-c058-4b54-ab06-de9b26cb465e" xlink:href="ajrd-20220930.xsd#ajrd_DebtInstrumentRepaymentPeriodAxis"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_22e681a5-b9fc-47cb-acd7-e25231ca6d91" xlink:to="loc_ajrd_DebtInstrumentRepaymentPeriodAxis_c05cb8ea-c058-4b54-ab06-de9b26cb465e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_DebtInstrumentRepaymentPeriodDomain_1faae14a-d4db-4c8d-a148-1562008af0d2" xlink:href="ajrd-20220930.xsd#ajrd_DebtInstrumentRepaymentPeriodDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ajrd_DebtInstrumentRepaymentPeriodAxis_c05cb8ea-c058-4b54-ab06-de9b26cb465e" xlink:to="loc_ajrd_DebtInstrumentRepaymentPeriodDomain_1faae14a-d4db-4c8d-a148-1562008af0d2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_DebtInstrumentRepaymentPeriodTwoMember_4928c625-b78c-4a96-92ef-304f7608bdf5" xlink:href="ajrd-20220930.xsd#ajrd_DebtInstrumentRepaymentPeriodTwoMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ajrd_DebtInstrumentRepaymentPeriodDomain_1faae14a-d4db-4c8d-a148-1562008af0d2" xlink:to="loc_ajrd_DebtInstrumentRepaymentPeriodTwoMember_4928c625-b78c-4a96-92ef-304f7608bdf5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_DebtInstrumentRepaymentPeriodThreeMember_28cba979-11e3-49c2-a9b1-2b2213a8e96a" xlink:href="ajrd-20220930.xsd#ajrd_DebtInstrumentRepaymentPeriodThreeMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ajrd_DebtInstrumentRepaymentPeriodDomain_1faae14a-d4db-4c8d-a148-1562008af0d2" xlink:to="loc_ajrd_DebtInstrumentRepaymentPeriodThreeMember_28cba979-11e3-49c2-a9b1-2b2213a8e96a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_DebtInstrumentCovenantPeriodAxis_b2d0ea08-5a4a-4639-be33-eea1436e600d" xlink:href="ajrd-20220930.xsd#ajrd_DebtInstrumentCovenantPeriodAxis"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_22e681a5-b9fc-47cb-acd7-e25231ca6d91" xlink:to="loc_ajrd_DebtInstrumentCovenantPeriodAxis_b2d0ea08-5a4a-4639-be33-eea1436e600d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_DebtInstrumentCovenantPeriodDomain_dc33c1c0-1197-456b-9ced-9dcf535caaa0" xlink:href="ajrd-20220930.xsd#ajrd_DebtInstrumentCovenantPeriodDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ajrd_DebtInstrumentCovenantPeriodAxis_b2d0ea08-5a4a-4639-be33-eea1436e600d" xlink:to="loc_ajrd_DebtInstrumentCovenantPeriodDomain_dc33c1c0-1197-456b-9ced-9dcf535caaa0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_DebtInstrumentCovenantPeriodThreeMember_99c53b21-e8f8-4ffe-a30c-3612417eb990" xlink:href="ajrd-20220930.xsd#ajrd_DebtInstrumentCovenantPeriodThreeMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ajrd_DebtInstrumentCovenantPeriodDomain_dc33c1c0-1197-456b-9ced-9dcf535caaa0" xlink:to="loc_ajrd_DebtInstrumentCovenantPeriodThreeMember_99c53b21-e8f8-4ffe-a30c-3612417eb990" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_3250869d-d1ad-492b-84b1-e967ec22f8ab" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentLineItems"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_22e681a5-b9fc-47cb-acd7-e25231ca6d91" xlink:to="loc_us-gaap_DebtInstrumentLineItems_3250869d-d1ad-492b-84b1-e967ec22f8ab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_e1b1fdb7-ce2e-4287-9d2f-8d0726b9fc94" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_3250869d-d1ad-492b-84b1-e967ec22f8ab" xlink:to="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_e1b1fdb7-ce2e-4287-9d2f-8d0726b9fc94" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_LineofCreditFacilityAnnualPrincipalPaymentPercent_f44192be-2cf1-473c-aa93-33505ba0517e" xlink:href="ajrd-20220930.xsd#ajrd_LineofCreditFacilityAnnualPrincipalPaymentPercent"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_3250869d-d1ad-492b-84b1-e967ec22f8ab" xlink:to="loc_ajrd_LineofCreditFacilityAnnualPrincipalPaymentPercent_f44192be-2cf1-473c-aa93-33505ba0517e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_e1603975-adff-4ba3-ac46-c8044a3d87a2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebt"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_3250869d-d1ad-492b-84b1-e967ec22f8ab" xlink:to="loc_us-gaap_LongTermDebt_e1603975-adff-4ba3-ac46-c8044a3d87a2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LettersOfCreditOutstandingAmount_96b917e0-6a26-4466-9267-f918dd2d599d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LettersOfCreditOutstandingAmount"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_3250869d-d1ad-492b-84b1-e967ec22f8ab" xlink:to="loc_us-gaap_LettersOfCreditOutstandingAmount_96b917e0-6a26-4466-9267-f918dd2d599d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_bbb88437-0fcd-4151-9ddc-73e663bc38fa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_3250869d-d1ad-492b-84b1-e967ec22f8ab" xlink:to="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_bbb88437-0fcd-4151-9ddc-73e663bc38fa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_LetterofCreditFees_a5b7c38f-42ef-4979-ad22-c167a099e4ef" xlink:href="ajrd-20220930.xsd#ajrd_LetterofCreditFees"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_3250869d-d1ad-492b-84b1-e967ec22f8ab" xlink:to="loc_ajrd_LetterofCreditFees_a5b7c38f-42ef-4979-ad22-c167a099e4ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_19d9eb57-39f1-417c-acb4-87abdf4a2f30" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_3250869d-d1ad-492b-84b1-e967ec22f8ab" xlink:to="loc_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_19d9eb57-39f1-417c-acb4-87abdf4a2f30" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_InterestCoverageRatio_82e4715e-e42d-432e-b786-a00002456960" xlink:href="ajrd-20220930.xsd#ajrd_InterestCoverageRatio"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_3250869d-d1ad-492b-84b1-e967ec22f8ab" xlink:to="loc_ajrd_InterestCoverageRatio_82e4715e-e42d-432e-b786-a00002456960" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_LeverageRatio_7746c8de-0031-4be9-aeaf-87836c13bce3" xlink:href="ajrd-20220930.xsd#ajrd_LeverageRatio"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_3250869d-d1ad-492b-84b1-e967ec22f8ab" xlink:to="loc_ajrd_LeverageRatio_7746c8de-0031-4be9-aeaf-87836c13bce3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_DebtInstrumentCovenantMaximumLeverageRatioIncreaseForTwoConsecutiveQuarters_10f261f2-2950-4454-98ef-19d1e5f9c2ac" xlink:href="ajrd-20220930.xsd#ajrd_DebtInstrumentCovenantMaximumLeverageRatioIncreaseForTwoConsecutiveQuarters"/>
<link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_3250869d-d1ad-492b-84b1-e967ec22f8ab" xlink:to="loc_ajrd_DebtInstrumentCovenantMaximumLeverageRatioIncreaseForTwoConsecutiveQuarters_10f261f2-2950-4454-98ef-19d1e5f9c2ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/LongtermDebt225ConvertibleSeniorNotesDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#LongtermDebt225ConvertibleSeniorNotesDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/LongtermDebt225ConvertibleSeniorNotesDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_7b2ab652-9352-4727-89e7-479886ec7384" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_677e4049-845a-4ad4-9223-27b7ebf294de" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_7b2ab652-9352-4727-89e7-479886ec7384" xlink:to="loc_us-gaap_DebtInstrumentTable_677e4049-845a-4ad4-9223-27b7ebf294de" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_09cf13a8-49ad-4e8c-a569-c48c76324562" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_677e4049-845a-4ad4-9223-27b7ebf294de" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_09cf13a8-49ad-4e8c-a569-c48c76324562" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_7bb94750-274c-4641-a2ce-9e1f65e881c9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_09cf13a8-49ad-4e8c-a569-c48c76324562" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_7bb94750-274c-4641-a2ce-9e1f65e881c9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertibleDebtMember_0c64d242-c549-419d-a961-c068a73fbe31" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConvertibleDebtMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_7bb94750-274c-4641-a2ce-9e1f65e881c9" xlink:to="loc_us-gaap_ConvertibleDebtMember_0c64d242-c549-419d-a961-c068a73fbe31" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_25dcf2eb-489d-4624-bf30-d759c443e130" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_677e4049-845a-4ad4-9223-27b7ebf294de" xlink:to="loc_us-gaap_DebtInstrumentAxis_25dcf2eb-489d-4624-bf30-d759c443e130" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_60183f2e-4b54-40f8-8508-cd17521735be" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentNameDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_25dcf2eb-489d-4624-bf30-d759c443e130" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_60183f2e-4b54-40f8-8508-cd17521735be" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_A2.25ConvertibleSeniorDebtMember_fd88ed33-aff8-4edb-99c7-017372e8a984" xlink:href="ajrd-20220930.xsd#ajrd_A2.25ConvertibleSeniorDebtMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_60183f2e-4b54-40f8-8508-cd17521735be" xlink:to="loc_ajrd_A2.25ConvertibleSeniorDebtMember_fd88ed33-aff8-4edb-99c7-017372e8a984" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_d9821481-ddee-47d3-aa12-35f78ccb9b5a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentLineItems"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_677e4049-845a-4ad4-9223-27b7ebf294de" xlink:to="loc_us-gaap_DebtInstrumentLineItems_d9821481-ddee-47d3-aa12-35f78ccb9b5a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_63d72764-c6d5-4489-adad-ae5843cd5731" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentFaceAmount"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_d9821481-ddee-47d3-aa12-35f78ccb9b5a" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_63d72764-c6d5-4489-adad-ae5843cd5731" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_aec31276-7f09-4b16-bc73-ccd800da28f2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_d9821481-ddee-47d3-aa12-35f78ccb9b5a" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_aec31276-7f09-4b16-bc73-ccd800da28f2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfConvertibleDebt_e93b9056-0e6f-48f0-8bd4-9dbab82d4e1a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RepaymentsOfConvertibleDebt"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_d9821481-ddee-47d3-aa12-35f78ccb9b5a" xlink:to="loc_us-gaap_RepaymentsOfConvertibleDebt_e93b9056-0e6f-48f0-8bd4-9dbab82d4e1a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_RepaymentsOfPrincipalAndConversionPremium_3ef93832-59de-4fc0-83dc-1eb5f30a1bf2" xlink:href="ajrd-20220930.xsd#ajrd_RepaymentsOfPrincipalAndConversionPremium"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_d9821481-ddee-47d3-aa12-35f78ccb9b5a" xlink:to="loc_ajrd_RepaymentsOfPrincipalAndConversionPremium_3ef93832-59de-4fc0-83dc-1eb5f30a1bf2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/LongtermDebtScheduleof225ConvertibleSeniorNotesDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#LongtermDebtScheduleof225ConvertibleSeniorNotesDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/LongtermDebtScheduleof225ConvertibleSeniorNotesDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_26a02865-2231-4b44-a222-c7cd27548913" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_c5b29e22-0afa-4924-b8ba-0564f02810ea" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_26a02865-2231-4b44-a222-c7cd27548913" xlink:to="loc_us-gaap_DebtInstrumentTable_c5b29e22-0afa-4924-b8ba-0564f02810ea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_d79893e8-4270-4e50-ab55-0b45545aa627" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_c5b29e22-0afa-4924-b8ba-0564f02810ea" xlink:to="loc_us-gaap_DebtInstrumentAxis_d79893e8-4270-4e50-ab55-0b45545aa627" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_a7c7d452-5167-4b12-b5b0-a878144dcf59" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentNameDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_d79893e8-4270-4e50-ab55-0b45545aa627" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_a7c7d452-5167-4b12-b5b0-a878144dcf59" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_A2.25ConvertibleSeniorDebtMember_a7d86656-53fe-45a3-9d8b-6725ae3e2564" xlink:href="ajrd-20220930.xsd#ajrd_A2.25ConvertibleSeniorDebtMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a7c7d452-5167-4b12-b5b0-a878144dcf59" xlink:to="loc_ajrd_A2.25ConvertibleSeniorDebtMember_a7d86656-53fe-45a3-9d8b-6725ae3e2564" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_5dd4f293-9f10-4dc2-a42b-b5bf43479b6f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_c5b29e22-0afa-4924-b8ba-0564f02810ea" xlink:to="loc_us-gaap_DebtInstrumentLineItems_5dd4f293-9f10-4dc2-a42b-b5bf43479b6f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentConvertibleRemainingDiscountAmortizationPeriod1_e04ebf09-88c1-4980-abbf-27edd8354406" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentConvertibleRemainingDiscountAmortizationPeriod1"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5dd4f293-9f10-4dc2-a42b-b5bf43479b6f" xlink:to="loc_us-gaap_DebtInstrumentConvertibleRemainingDiscountAmortizationPeriod1_e04ebf09-88c1-4980-abbf-27edd8354406" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_0ed22a0a-0fdb-4828-8e35-b43ac994bc3b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentInterestRateEffectivePercentage"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5dd4f293-9f10-4dc2-a42b-b5bf43479b6f" xlink:to="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_0ed22a0a-0fdb-4828-8e35-b43ac994bc3b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentConvertibleConversionRatio1_04935507-65b6-43b0-a173-b0fc2a22ec75" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentConvertibleConversionRatio1"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5dd4f293-9f10-4dc2-a42b-b5bf43479b6f" xlink:to="loc_us-gaap_DebtInstrumentConvertibleConversionRatio1_04935507-65b6-43b0-a173-b0fc2a22ec75" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentConvertibleConversionPrice1_f6611121-f666-4ebc-9233-32bb17dbecdd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentConvertibleConversionPrice1"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5dd4f293-9f10-4dc2-a42b-b5bf43479b6f" xlink:to="loc_us-gaap_DebtInstrumentConvertibleConversionPrice1_f6611121-f666-4ebc-9233-32bb17dbecdd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/LongTermDebtInterestExpenseComponentsforthe2NotesDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#LongTermDebtInterestExpenseComponentsforthe2NotesDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/LongTermDebtInterestExpenseComponentsforthe2NotesDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_0bf71fdb-e496-43fb-9b3d-92b7731dc858" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_8b60c000-1ed7-4ca7-83e0-064bf52e7878" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_0bf71fdb-e496-43fb-9b3d-92b7731dc858" xlink:to="loc_us-gaap_DebtInstrumentTable_8b60c000-1ed7-4ca7-83e0-064bf52e7878" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_d78cda21-155b-418c-aab9-9b941b8fced6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_8b60c000-1ed7-4ca7-83e0-064bf52e7878" xlink:to="loc_us-gaap_DebtInstrumentAxis_d78cda21-155b-418c-aab9-9b941b8fced6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_4ab08e2a-7d1f-4423-bf4e-75304c9936a9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentNameDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_d78cda21-155b-418c-aab9-9b941b8fced6" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_4ab08e2a-7d1f-4423-bf4e-75304c9936a9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_A2.25ConvertibleSeniorDebtMember_8fd35c8d-9d46-4cc4-9a68-e13f9785c924" xlink:href="ajrd-20220930.xsd#ajrd_A2.25ConvertibleSeniorDebtMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_4ab08e2a-7d1f-4423-bf4e-75304c9936a9" xlink:to="loc_ajrd_A2.25ConvertibleSeniorDebtMember_8fd35c8d-9d46-4cc4-9a68-e13f9785c924" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_06c7eaaf-bac3-441b-a14d-f215c2e394bc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_8b60c000-1ed7-4ca7-83e0-064bf52e7878" xlink:to="loc_us-gaap_DebtInstrumentLineItems_06c7eaaf-bac3-441b-a14d-f215c2e394bc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseDebt_9957a73d-7916-4e69-83b6-89474df1f8a9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestExpenseDebt"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_06c7eaaf-bac3-441b-a14d-f215c2e394bc" xlink:to="loc_us-gaap_InterestExpenseDebt_9957a73d-7916-4e69-83b6-89474df1f8a9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfDebtDiscountPremium_401a8eda-94dc-4aa7-87ea-02b8a7dac14d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AmortizationOfDebtDiscountPremium"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_06c7eaaf-bac3-441b-a14d-f215c2e394bc" xlink:to="loc_us-gaap_AmortizationOfDebtDiscountPremium_401a8eda-94dc-4aa7-87ea-02b8a7dac14d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfFinancingCosts_5fae374c-7844-491f-b584-2acb05139c40" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AmortizationOfFinancingCosts"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_06c7eaaf-bac3-441b-a14d-f215c2e394bc" xlink:to="loc_us-gaap_AmortizationOfFinancingCosts_5fae374c-7844-491f-b584-2acb05139c40" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/CommitmentsandContingenciesNarrativeLegalMattersDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#CommitmentsandContingenciesNarrativeLegalMattersDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/CommitmentsandContingenciesNarrativeLegalMattersDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_5fd9cc7d-0d88-4e13-8fe2-994ddacbd824" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LossContingenciesTable_c7f63346-6957-45bf-a71d-488aa462911b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LossContingenciesTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_5fd9cc7d-0d88-4e13-8fe2-994ddacbd824" xlink:to="loc_us-gaap_LossContingenciesTable_c7f63346-6957-45bf-a71d-488aa462911b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_LitigationCaseAxis_a86473fb-7c5f-4471-b345-5e91e437a1b2" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_LitigationCaseAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesTable_c7f63346-6957-45bf-a71d-488aa462911b" xlink:to="loc_srt_LitigationCaseAxis_a86473fb-7c5f-4471-b345-5e91e437a1b2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_LitigationCaseTypeDomain_6bbb7ad8-f66c-498c-b78d-40c7db16f2ee" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_LitigationCaseTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_LitigationCaseAxis_a86473fb-7c5f-4471-b345-5e91e437a1b2" xlink:to="loc_srt_LitigationCaseTypeDomain_6bbb7ad8-f66c-498c-b78d-40c7db16f2ee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_AsbestosLitigationMember_e9c5643a-2e1e-466e-9bde-4897cbae80e8" xlink:href="ajrd-20220930.xsd#ajrd_AsbestosLitigationMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_LitigationCaseTypeDomain_6bbb7ad8-f66c-498c-b78d-40c7db16f2ee" xlink:to="loc_ajrd_AsbestosLitigationMember_e9c5643a-2e1e-466e-9bde-4897cbae80e8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_UnitedStatesExRelMarkusVsAerojetRocketdyneHoldingsMember_ccc63f64-f8c6-4d95-886f-f3f0845d9995" xlink:href="ajrd-20220930.xsd#ajrd_UnitedStatesExRelMarkusVsAerojetRocketdyneHoldingsMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_LitigationCaseTypeDomain_6bbb7ad8-f66c-498c-b78d-40c7db16f2ee" xlink:to="loc_ajrd_UnitedStatesExRelMarkusVsAerojetRocketdyneHoldingsMember_ccc63f64-f8c6-4d95-886f-f3f0845d9995" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LitigationStatusAxis_71d2c007-d135-496b-b578-0a3377a8b860" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LitigationStatusAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesTable_c7f63346-6957-45bf-a71d-488aa462911b" xlink:to="loc_us-gaap_LitigationStatusAxis_71d2c007-d135-496b-b578-0a3377a8b860" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LitigationStatusDomain_325b1a95-07eb-46ef-9a06-7c91946c7d18" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LitigationStatusDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LitigationStatusAxis_71d2c007-d135-496b-b578-0a3377a8b860" xlink:to="loc_us-gaap_LitigationStatusDomain_325b1a95-07eb-46ef-9a06-7c91946c7d18" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PendingLitigationMember_430e09b0-78cd-4d68-b866-edddb883dcaf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PendingLitigationMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LitigationStatusDomain_325b1a95-07eb-46ef-9a06-7c91946c7d18" xlink:to="loc_us-gaap_PendingLitigationMember_430e09b0-78cd-4d68-b866-edddb883dcaf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LossContingenciesLineItems_4bc7793b-9356-4323-9710-11e1cde1266d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LossContingenciesLineItems"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesTable_c7f63346-6957-45bf-a71d-488aa462911b" xlink:to="loc_us-gaap_LossContingenciesLineItems_4bc7793b-9356-4323-9710-11e1cde1266d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_NumberOfLawsuits_60340dc2-0e81-422a-934d-f0f63cbbac5c" xlink:href="ajrd-20220930.xsd#ajrd_NumberOfLawsuits"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_4bc7793b-9356-4323-9710-11e1cde1266d" xlink:to="loc_ajrd_NumberOfLawsuits_60340dc2-0e81-422a-934d-f0f63cbbac5c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LossContingencyDamagesAwardedValue_12ea8da4-3faa-4328-b6aa-135d7a3b47e2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LossContingencyDamagesAwardedValue"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_4bc7793b-9356-4323-9710-11e1cde1266d" xlink:to="loc_us-gaap_LossContingencyDamagesAwardedValue_12ea8da4-3faa-4328-b6aa-135d7a3b47e2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LitigationSettlementExpense_c0714167-0d4f-4eba-b52e-dc4f6efb8034" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LitigationSettlementExpense"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_4bc7793b-9356-4323-9710-11e1cde1266d" xlink:to="loc_us-gaap_LitigationSettlementExpense_c0714167-0d4f-4eba-b52e-dc4f6efb8034" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/CommitmentsandContingenciesNarrativeEnvironmentalMattersDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#CommitmentsandContingenciesNarrativeEnvironmentalMattersDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/CommitmentsandContingenciesNarrativeEnvironmentalMattersDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_971a67fd-164d-40db-a8a2-0e356acc21b8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SiteContingencyTable_47909ff5-a190-4a86-adeb-9d65d760e137" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SiteContingencyTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_971a67fd-164d-40db-a8a2-0e356acc21b8" xlink:to="loc_us-gaap_SiteContingencyTable_47909ff5-a190-4a86-adeb-9d65d760e137" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EnvironmentalRemediationContingencyAxis_2b5501fb-5b80-4ffc-8b43-fa4beba1f933" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EnvironmentalRemediationContingencyAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyTable_47909ff5-a190-4a86-adeb-9d65d760e137" xlink:to="loc_us-gaap_EnvironmentalRemediationContingencyAxis_2b5501fb-5b80-4ffc-8b43-fa4beba1f933" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EnvironmentalRemediationContingencyDomain_a65dfd8a-5c98-4a67-8ea1-d937a5be9263" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EnvironmentalRemediationContingencyDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EnvironmentalRemediationContingencyAxis_2b5501fb-5b80-4ffc-8b43-fa4beba1f933" xlink:to="loc_us-gaap_EnvironmentalRemediationContingencyDomain_a65dfd8a-5c98-4a67-8ea1-d937a5be9263" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_VariousEnvironmentalMattersMember_d08f6f73-58b6-4bdf-a7aa-8832ca0d3d8a" xlink:href="ajrd-20220930.xsd#ajrd_VariousEnvironmentalMattersMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EnvironmentalRemediationContingencyDomain_a65dfd8a-5c98-4a67-8ea1-d937a5be9263" xlink:to="loc_ajrd_VariousEnvironmentalMattersMember_d08f6f73-58b6-4bdf-a7aa-8832ca0d3d8a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_e37680fd-dce4-4260-9430-0a439956478d" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyTable_47909ff5-a190-4a86-adeb-9d65d760e137" xlink:to="loc_srt_RangeAxis_e37680fd-dce4-4260-9430-0a439956478d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_87f5fa53-9c5c-407a-8781-0d1ff132a0a2" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeAxis_e37680fd-dce4-4260-9430-0a439956478d" xlink:to="loc_srt_RangeMember_87f5fa53-9c5c-407a-8781-0d1ff132a0a2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_5f430573-d266-4ebc-be25-aaf41f0c1b84" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MinimumMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_87f5fa53-9c5c-407a-8781-0d1ff132a0a2" xlink:to="loc_srt_MinimumMember_5f430573-d266-4ebc-be25-aaf41f0c1b84" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_0ddff6c8-7b8a-4169-b864-4fa185af30a2" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MaximumMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_87f5fa53-9c5c-407a-8781-0d1ff132a0a2" xlink:to="loc_srt_MaximumMember_0ddff6c8-7b8a-4169-b864-4fa185af30a2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EnvironmentalRemediationSiteAxis_68615c1e-5482-4eeb-b4a0-dbcbb59bbb6b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EnvironmentalRemediationSiteAxis"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyTable_47909ff5-a190-4a86-adeb-9d65d760e137" xlink:to="loc_us-gaap_EnvironmentalRemediationSiteAxis_68615c1e-5482-4eeb-b4a0-dbcbb59bbb6b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EnvironmentalRemediationSiteDomain_cb42d5b1-dc77-46b9-aa1b-42264612c011" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EnvironmentalRemediationSiteDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EnvironmentalRemediationSiteAxis_68615c1e-5482-4eeb-b4a0-dbcbb59bbb6b" xlink:to="loc_us-gaap_EnvironmentalRemediationSiteDomain_cb42d5b1-dc77-46b9-aa1b-42264612c011" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_SacramentoCaliforniaMember_ee3415e7-e315-41f6-afbd-6930d2c64624" xlink:href="ajrd-20220930.xsd#ajrd_SacramentoCaliforniaMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EnvironmentalRemediationSiteDomain_cb42d5b1-dc77-46b9-aa1b-42264612c011" xlink:to="loc_ajrd_SacramentoCaliforniaMember_ee3415e7-e315-41f6-afbd-6930d2c64624" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_BaldwinParkOperableUnitMember_236a5f6e-4096-4e73-af13-cc0be3480e5d" xlink:href="ajrd-20220930.xsd#ajrd_BaldwinParkOperableUnitMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EnvironmentalRemediationSiteDomain_cb42d5b1-dc77-46b9-aa1b-42264612c011" xlink:to="loc_ajrd_BaldwinParkOperableUnitMember_236a5f6e-4096-4e73-af13-cc0be3480e5d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis_3e229395-659d-4ebd-b2b3-f8636987addd" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementAxis"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyTable_47909ff5-a190-4a86-adeb-9d65d760e137" xlink:to="loc_srt_RestatementAxis_3e229395-659d-4ebd-b2b3-f8636987addd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_939aa56a-e40b-469b-8c93-1e705e65987e" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RestatementAxis_3e229395-659d-4ebd-b2b3-f8636987addd" xlink:to="loc_srt_RestatementDomain_939aa56a-e40b-469b-8c93-1e705e65987e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioPreviouslyReportedMember_e615067c-b1ab-4c07-94e4-88853cbbe2af" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScenarioPreviouslyReportedMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RestatementDomain_939aa56a-e40b-469b-8c93-1e705e65987e" xlink:to="loc_srt_ScenarioPreviouslyReportedMember_e615067c-b1ab-4c07-94e4-88853cbbe2af" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_d6661d01-3a1e-4279-8318-e37793598e3f" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_CounterpartyNameAxis"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyTable_47909ff5-a190-4a86-adeb-9d65d760e137" xlink:to="loc_srt_CounterpartyNameAxis_d6661d01-3a1e-4279-8318-e37793598e3f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_c7680d02-aaf2-45f4-b749-3044c3dd021e" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CounterpartyNameAxis_d6661d01-3a1e-4279-8318-e37793598e3f" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_c7680d02-aaf2-45f4-b749-3044c3dd021e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_EnvironmentalProtectionAgencyMember_33c7c807-9dc0-44bb-a43b-6b53754461b9" xlink:href="ajrd-20220930.xsd#ajrd_EnvironmentalProtectionAgencyMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_c7680d02-aaf2-45f4-b749-3044c3dd021e" xlink:to="loc_ajrd_EnvironmentalProtectionAgencyMember_33c7c807-9dc0-44bb-a43b-6b53754461b9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_dffe2d8c-5383-49e4-b154-91e6a91c1d63" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_LegalEntityAxis"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyTable_47909ff5-a190-4a86-adeb-9d65d760e137" xlink:to="loc_dei_LegalEntityAxis_dffe2d8c-5383-49e4-b154-91e6a91c1d63" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_4e87d87e-9e9a-469e-b00b-8046557f1e29" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_dffe2d8c-5383-49e4-b154-91e6a91c1d63" xlink:to="loc_dei_EntityDomain_4e87d87e-9e9a-469e-b00b-8046557f1e29" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_AerojetRocketdyneIncMember_1cd810c7-7d20-4444-891a-f3b7afe45a2b" xlink:href="ajrd-20220930.xsd#ajrd_AerojetRocketdyneIncMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_4e87d87e-9e9a-469e-b00b-8046557f1e29" xlink:to="loc_ajrd_AerojetRocketdyneIncMember_1cd810c7-7d20-4444-891a-f3b7afe45a2b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SiteContingencyLineItems_5e7d108a-d8a8-406d-91fc-8b92a3899f2d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SiteContingencyLineItems"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyTable_47909ff5-a190-4a86-adeb-9d65d760e137" xlink:to="loc_us-gaap_SiteContingencyLineItems_5e7d108a-d8a8-406d-91fc-8b92a3899f2d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_NumberOfContingentPayments_5afad0e2-468c-4c26-81a8-1728e9e913d8" xlink:href="ajrd-20220930.xsd#ajrd_NumberOfContingentPayments"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyLineItems_5e7d108a-d8a8-406d-91fc-8b92a3899f2d" xlink:to="loc_ajrd_NumberOfContingentPayments_5afad0e2-468c-4c26-81a8-1728e9e913d8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LossContingencyEstimateOfPossibleLoss_090b3c03-e4ac-4b2f-a7b1-a1199431c080" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LossContingencyEstimateOfPossibleLoss"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyLineItems_5e7d108a-d8a8-406d-91fc-8b92a3899f2d" xlink:to="loc_us-gaap_LossContingencyEstimateOfPossibleLoss_090b3c03-e4ac-4b2f-a7b1-a1199431c080" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccrualForEnvironmentalLossContingencies_09369ee7-f8de-4e95-a5a5-7e74fbad74bc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccrualForEnvironmentalLossContingencies"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyLineItems_5e7d108a-d8a8-406d-91fc-8b92a3899f2d" xlink:to="loc_us-gaap_AccrualForEnvironmentalLossContingencies_09369ee7-f8de-4e95-a5a5-7e74fbad74bc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_EnvironmentalObligationFundingPercent_933ad7a9-b5c8-433e-bc5b-b5f5a74d0d43" xlink:href="ajrd-20220930.xsd#ajrd_EnvironmentalObligationFundingPercent"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyLineItems_5e7d108a-d8a8-406d-91fc-8b92a3899f2d" xlink:to="loc_ajrd_EnvironmentalObligationFundingPercent_933ad7a9-b5c8-433e-bc5b-b5f5a74d0d43" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GuaranteeObligationsCurrentCarryingValue_c65f1686-2173-41ae-8516-447c4309ab77" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GuaranteeObligationsCurrentCarryingValue"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyLineItems_5e7d108a-d8a8-406d-91fc-8b92a3899f2d" xlink:to="loc_us-gaap_GuaranteeObligationsCurrentCarryingValue_c65f1686-2173-41ae-8516-447c4309ab77" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_AcresOfLand_040e1ab8-faed-4fe0-b1da-2f7b27ced4cc" xlink:href="ajrd-20220930.xsd#ajrd_AcresOfLand"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyLineItems_5e7d108a-d8a8-406d-91fc-8b92a3899f2d" xlink:to="loc_ajrd_AcresOfLand_040e1ab8-faed-4fe0-b1da-2f7b27ced4cc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_NumberofRespondents_41b6cfc3-53fa-4db2-8341-0181da0976f9" xlink:href="ajrd-20220930.xsd#ajrd_NumberofRespondents"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyLineItems_5e7d108a-d8a8-406d-91fc-8b92a3899f2d" xlink:to="loc_ajrd_NumberofRespondents_41b6cfc3-53fa-4db2-8341-0181da0976f9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_NumberOfWaterCompanies_efc4e05e-84d8-429b-b353-028c0db07a0d" xlink:href="ajrd-20220930.xsd#ajrd_NumberOfWaterCompanies"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyLineItems_5e7d108a-d8a8-406d-91fc-8b92a3899f2d" xlink:to="loc_ajrd_NumberOfWaterCompanies_efc4e05e-84d8-429b-b353-028c0db07a0d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_TermForContingentConsiderationArrangements_9402e6b6-f770-48a7-88e6-81a4fab57c0d" xlink:href="ajrd-20220930.xsd#ajrd_TermForContingentConsiderationArrangements"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyLineItems_5e7d108a-d8a8-406d-91fc-8b92a3899f2d" xlink:to="loc_ajrd_TermForContingentConsiderationArrangements_9402e6b6-f770-48a7-88e6-81a4fab57c0d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_PercentageOfCostAttributableToPotentiallyResponsibleParty_6805aa76-c36f-442d-9e84-0cbb514aa68f" xlink:href="ajrd-20220930.xsd#ajrd_PercentageOfCostAttributableToPotentiallyResponsibleParty"/>
<link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyLineItems_5e7d108a-d8a8-406d-91fc-8b92a3899f2d" xlink:to="loc_ajrd_PercentageOfCostAttributableToPotentiallyResponsibleParty_6805aa76-c36f-442d-9e84-0cbb514aa68f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/CommitmentsandContingenciesNarrativeEnvironmentalReservesandEstimatedRecoveriesDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#CommitmentsandContingenciesNarrativeEnvironmentalReservesandEstimatedRecoveriesDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/CommitmentsandContingenciesNarrativeEnvironmentalReservesandEstimatedRecoveriesDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_20bdf9e4-ce17-4443-a1d8-eff59672ed48" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SiteContingencyTable_596daf50-7b49-4430-8166-199f8ae4d0ab" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SiteContingencyTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_20bdf9e4-ce17-4443-a1d8-eff59672ed48" xlink:to="loc_us-gaap_SiteContingencyTable_596daf50-7b49-4430-8166-199f8ae4d0ab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_4ab7be46-a6d7-4f47-8a7a-5751097a6936" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_CounterpartyNameAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyTable_596daf50-7b49-4430-8166-199f8ae4d0ab" xlink:to="loc_srt_CounterpartyNameAxis_4ab7be46-a6d7-4f47-8a7a-5751097a6936" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_d71bc79a-2c2d-4192-b42b-e784fc670fcf" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CounterpartyNameAxis_4ab7be46-a6d7-4f47-8a7a-5751097a6936" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_d71bc79a-2c2d-4192-b42b-e784fc670fcf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_NorthropMember_43c6edf5-f1c7-418f-971e-96c0f7bea928" xlink:href="ajrd-20220930.xsd#ajrd_NorthropMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_d71bc79a-2c2d-4192-b42b-e784fc670fcf" xlink:to="loc_ajrd_NorthropMember_43c6edf5-f1c7-418f-971e-96c0f7bea928" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SiteContingencyLineItems_a1d75f50-6653-473a-a56f-f099e7c50938" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SiteContingencyLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyTable_596daf50-7b49-4430-8166-199f8ae4d0ab" xlink:to="loc_us-gaap_SiteContingencyLineItems_a1d75f50-6653-473a-a56f-f099e7c50938" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_EnvironmentalRemediationExpenseMeasurementInputDuration_47323578-80a5-4b7f-9246-bde0c6cba990" xlink:href="ajrd-20220930.xsd#ajrd_EnvironmentalRemediationExpenseMeasurementInputDuration"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyLineItems_a1d75f50-6653-473a-a56f-f099e7c50938" xlink:to="loc_ajrd_EnvironmentalRemediationExpenseMeasurementInputDuration_47323578-80a5-4b7f-9246-bde0c6cba990" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_EnvironmentalRemediationCostRecoverablePercentage_ef561494-79cf-4663-b519-9efd02f85986" xlink:href="ajrd-20220930.xsd#ajrd_EnvironmentalRemediationCostRecoverablePercentage"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyLineItems_a1d75f50-6653-473a-a56f-f099e7c50938" xlink:to="loc_ajrd_EnvironmentalRemediationCostRecoverablePercentage_ef561494-79cf-4663-b519-9efd02f85986" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_CurrentAnnualBillingLimitation_a242f719-98b5-4c3b-a067-e873b26f0db1" xlink:href="ajrd-20220930.xsd#ajrd_CurrentAnnualBillingLimitation"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyLineItems_a1d75f50-6653-473a-a56f-f099e7c50938" xlink:to="loc_ajrd_CurrentAnnualBillingLimitation_a242f719-98b5-4c3b-a067-e873b26f0db1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_ReimbursableRemediationCost_c47b40f2-8f51-4b25-86b5-fa8ce8dfcf66" xlink:href="ajrd-20220930.xsd#ajrd_ReimbursableRemediationCost"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyLineItems_a1d75f50-6653-473a-a56f-f099e7c50938" xlink:to="loc_ajrd_ReimbursableRemediationCost_c47b40f2-8f51-4b25-86b5-fa8ce8dfcf66" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_PercentageofNonReimbursedCostsChargedtoStatementofOperations_30ae0cc6-1c34-4a00-b5b2-fefedacded42" xlink:href="ajrd-20220930.xsd#ajrd_PercentageofNonReimbursedCostsChargedtoStatementofOperations"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyLineItems_a1d75f50-6653-473a-a56f-f099e7c50938" xlink:to="loc_ajrd_PercentageofNonReimbursedCostsChargedtoStatementofOperations_30ae0cc6-1c34-4a00-b5b2-fefedacded42" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/CommitmentsandContingenciesSummaryofEnvironmentalReserveActivityDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#CommitmentsandContingenciesSummaryofEnvironmentalReserveActivityDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/CommitmentsandContingenciesSummaryofEnvironmentalReserveActivityDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_d7e54b2b-c254-4585-9990-cc986a313b0c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SiteContingencyTable_71b01a4c-6bf6-4b93-8fe2-c281998e4a52" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SiteContingencyTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_d7e54b2b-c254-4585-9990-cc986a313b0c" xlink:to="loc_us-gaap_SiteContingencyTable_71b01a4c-6bf6-4b93-8fe2-c281998e4a52" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EnvironmentalRemediationSiteAxis_ea4dcc21-9864-4d32-adf3-e9847ffaa7fd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EnvironmentalRemediationSiteAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyTable_71b01a4c-6bf6-4b93-8fe2-c281998e4a52" xlink:to="loc_us-gaap_EnvironmentalRemediationSiteAxis_ea4dcc21-9864-4d32-adf3-e9847ffaa7fd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EnvironmentalRemediationSiteDomain_a2d57aa9-8347-4282-861a-73bc16966caf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EnvironmentalRemediationSiteDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EnvironmentalRemediationSiteAxis_ea4dcc21-9864-4d32-adf3-e9847ffaa7fd" xlink:to="loc_us-gaap_EnvironmentalRemediationSiteDomain_a2d57aa9-8347-4282-861a-73bc16966caf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_AerojetSacramentoMember_fc0db384-7e7b-4276-8357-8f3d11e16db0" xlink:href="ajrd-20220930.xsd#ajrd_AerojetSacramentoMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EnvironmentalRemediationSiteDomain_a2d57aa9-8347-4282-861a-73bc16966caf" xlink:to="loc_ajrd_AerojetSacramentoMember_fc0db384-7e7b-4276-8357-8f3d11e16db0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_AerojetBaldwinParkOperableUnitMember_7ca548e9-d65e-4b41-b40d-964a4ff48aa2" xlink:href="ajrd-20220930.xsd#ajrd_AerojetBaldwinParkOperableUnitMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EnvironmentalRemediationSiteDomain_a2d57aa9-8347-4282-861a-73bc16966caf" xlink:to="loc_ajrd_AerojetBaldwinParkOperableUnitMember_7ca548e9-d65e-4b41-b40d-964a4ff48aa2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_OtherAerojetSitesMember_50a6e03d-a451-466a-bd8a-05dd419be0c5" xlink:href="ajrd-20220930.xsd#ajrd_OtherAerojetSitesMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EnvironmentalRemediationSiteDomain_a2d57aa9-8347-4282-861a-73bc16966caf" xlink:to="loc_ajrd_OtherAerojetSitesMember_50a6e03d-a451-466a-bd8a-05dd419be0c5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_AerojetMember_221cd1bf-32b9-4164-886d-ff69512f7264" xlink:href="ajrd-20220930.xsd#ajrd_AerojetMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EnvironmentalRemediationSiteDomain_a2d57aa9-8347-4282-861a-73bc16966caf" xlink:to="loc_ajrd_AerojetMember_221cd1bf-32b9-4164-886d-ff69512f7264" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_OtherActivityMember_8c1fda7b-f7f0-4434-8549-81bdc696ab4d" xlink:href="ajrd-20220930.xsd#ajrd_OtherActivityMember"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EnvironmentalRemediationSiteDomain_a2d57aa9-8347-4282-861a-73bc16966caf" xlink:to="loc_ajrd_OtherActivityMember_8c1fda7b-f7f0-4434-8549-81bdc696ab4d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SiteContingencyLineItems_fe7f6f4d-6fc8-443a-aba3-836b492d7526" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SiteContingencyLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyTable_71b01a4c-6bf6-4b93-8fe2-c281998e4a52" xlink:to="loc_us-gaap_SiteContingencyLineItems_fe7f6f4d-6fc8-443a-aba3-836b492d7526" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccrualForEnvironmentalLossContingenciesRollForward_08efa4fc-263f-4362-8c39-31c2f71aa860" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccrualForEnvironmentalLossContingenciesRollForward"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SiteContingencyLineItems_fe7f6f4d-6fc8-443a-aba3-836b492d7526" xlink:to="loc_us-gaap_AccrualForEnvironmentalLossContingenciesRollForward_08efa4fc-263f-4362-8c39-31c2f71aa860" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccrualForEnvironmentalLossContingencies_973e6b53-d754-4f4f-959b-e5b4874a8f63" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccrualForEnvironmentalLossContingencies"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccrualForEnvironmentalLossContingenciesRollForward_08efa4fc-263f-4362-8c39-31c2f71aa860" xlink:to="loc_us-gaap_AccrualForEnvironmentalLossContingencies_973e6b53-d754-4f4f-959b-e5b4874a8f63" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_EnvironmentalReserveAdditionsNet_23b4df44-6d96-4192-9b06-0ccbb6fd1b22" xlink:href="ajrd-20220930.xsd#ajrd_EnvironmentalReserveAdditionsNet"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccrualForEnvironmentalLossContingenciesRollForward_08efa4fc-263f-4362-8c39-31c2f71aa860" xlink:to="loc_ajrd_EnvironmentalReserveAdditionsNet_23b4df44-6d96-4192-9b06-0ccbb6fd1b22" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccrualForEnvironmentalLossContingenciesPayments1_f32c435c-d6b8-4335-82f9-4ebf711c86d1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccrualForEnvironmentalLossContingenciesPayments1"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccrualForEnvironmentalLossContingenciesRollForward_08efa4fc-263f-4362-8c39-31c2f71aa860" xlink:to="loc_us-gaap_AccrualForEnvironmentalLossContingenciesPayments1_f32c435c-d6b8-4335-82f9-4ebf711c86d1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccrualForEnvironmentalLossContingencies_509bc172-2056-4cfe-be00-292d69d9b844" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccrualForEnvironmentalLossContingencies"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccrualForEnvironmentalLossContingenciesRollForward_08efa4fc-263f-4362-8c39-31c2f71aa860" xlink:to="loc_us-gaap_AccrualForEnvironmentalLossContingencies_509bc172-2056-4cfe-be00-292d69d9b844" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/CommitmentsandContingenciesSummaryofNorthropAgreementActivityDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#CommitmentsandContingenciesSummaryofNorthropAgreementActivityDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/CommitmentsandContingenciesSummaryofNorthropAgreementActivityDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_3ca51111-efa9-456c-97d8-a5a214f62148" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_ContingenciesAndCommitmentsTable_69ad53a8-e42e-47d9-b96d-2df2b6c90dae" xlink:href="ajrd-20220930.xsd#ajrd_ContingenciesAndCommitmentsTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_3ca51111-efa9-456c-97d8-a5a214f62148" xlink:to="loc_ajrd_ContingenciesAndCommitmentsTable_69ad53a8-e42e-47d9-b96d-2df2b6c90dae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_926798e1-9895-4f35-9d0a-ab8b14588ff3" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_CounterpartyNameAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ajrd_ContingenciesAndCommitmentsTable_69ad53a8-e42e-47d9-b96d-2df2b6c90dae" xlink:to="loc_srt_CounterpartyNameAxis_926798e1-9895-4f35-9d0a-ab8b14588ff3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_317a0fa5-5dd1-4451-a555-9d8c90187b9c" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CounterpartyNameAxis_926798e1-9895-4f35-9d0a-ab8b14588ff3" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_317a0fa5-5dd1-4451-a555-9d8c90187b9c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_NorthropMember_8b651130-19b5-4c86-a874-c9f3783a628d" xlink:href="ajrd-20220930.xsd#ajrd_NorthropMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_317a0fa5-5dd1-4451-a555-9d8c90187b9c" xlink:to="loc_ajrd_NorthropMember_8b651130-19b5-4c86-a874-c9f3783a628d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_ContingenciesAndCommitmentsLineItems_c57c6774-2720-48e4-9d03-a35db1cf61c0" xlink:href="ajrd-20220930.xsd#ajrd_ContingenciesAndCommitmentsLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ajrd_ContingenciesAndCommitmentsTable_69ad53a8-e42e-47d9-b96d-2df2b6c90dae" xlink:to="loc_ajrd_ContingenciesAndCommitmentsLineItems_c57c6774-2720-48e4-9d03-a35db1cf61c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_ReimbursableRemediationCost_a83e7fe6-93b4-4e53-9a99-887f22ce0a74" xlink:href="ajrd-20220930.xsd#ajrd_ReimbursableRemediationCost"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ajrd_ContingenciesAndCommitmentsLineItems_c57c6774-2720-48e4-9d03-a35db1cf61c0" xlink:to="loc_ajrd_ReimbursableRemediationCost_a83e7fe6-93b4-4e53-9a99-887f22ce0a74" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_AmountReimbursedEnvironmentalCost_d713a216-8f25-4628-8d54-353ea5f91268" xlink:href="ajrd-20220930.xsd#ajrd_AmountReimbursedEnvironmentalCost"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ajrd_ContingenciesAndCommitmentsLineItems_c57c6774-2720-48e4-9d03-a35db1cf61c0" xlink:to="loc_ajrd_AmountReimbursedEnvironmentalCost_d713a216-8f25-4628-8d54-353ea5f91268" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_PotentialFutureCostReimbursementsAvailable_06e751fa-0086-4eb6-95b7-f3681dda9014" xlink:href="ajrd-20220930.xsd#ajrd_PotentialFutureCostReimbursementsAvailable"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ajrd_ContingenciesAndCommitmentsLineItems_c57c6774-2720-48e4-9d03-a35db1cf61c0" xlink:to="loc_ajrd_PotentialFutureCostReimbursementsAvailable_06e751fa-0086-4eb6-95b7-f3681dda9014" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/CommitmentsandContingenciesSummaryofFinancialInformationfortheImpactofEnvironmentalReservesandRecoveriesDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#CommitmentsandContingenciesSummaryofFinancialInformationfortheImpactofEnvironmentalReservesandRecoveriesDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/CommitmentsandContingenciesSummaryofFinancialInformationfortheImpactofEnvironmentalReservesandRecoveriesDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_798aca6b-f938-4b1c-8aad-b6dec46a4c22" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccrualForEnvironmentalLossContingenciesPeriodIncreaseDecrease_95b2a586-43fe-47a0-91a8-9f8347954ab6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccrualForEnvironmentalLossContingenciesPeriodIncreaseDecrease"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_798aca6b-f938-4b1c-8aad-b6dec46a4c22" xlink:to="loc_us-gaap_AccrualForEnvironmentalLossContingenciesPeriodIncreaseDecrease_95b2a586-43fe-47a0-91a8-9f8347954ab6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/CommitmentsandContingenciesArrangementswithOffBalanceSheetRiskDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#CommitmentsandContingenciesArrangementswithOffBalanceSheetRiskDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/CommitmentsandContingenciesArrangementswithOffBalanceSheetRiskDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_98d0ee71-0d85-466a-b736-44a72bc518cf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTable_9d4001df-6ef6-40be-8b14-b94605d69914" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_98d0ee71-0d85-466a-b736-44a72bc518cf" xlink:to="loc_us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTable_9d4001df-6ef6-40be-8b14-b94605d69914" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_2692f64d-cf8f-4dd1-99e1-2331ac31edba" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CreditFacilityAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTable_9d4001df-6ef6-40be-8b14-b94605d69914" xlink:to="loc_us-gaap_CreditFacilityAxis_2692f64d-cf8f-4dd1-99e1-2331ac31edba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_fbcaa165-55d6-4b58-bb98-f603d8ff409d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CreditFacilityDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityAxis_2692f64d-cf8f-4dd1-99e1-2331ac31edba" xlink:to="loc_us-gaap_CreditFacilityDomain_fbcaa165-55d6-4b58-bb98-f603d8ff409d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LetterOfCreditMember_9f2f435d-3ac7-49aa-b25f-24797a77f1b8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LetterOfCreditMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityDomain_fbcaa165-55d6-4b58-bb98-f603d8ff409d" xlink:to="loc_us-gaap_LetterOfCreditMember_9f2f435d-3ac7-49aa-b25f-24797a77f1b8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_aab81f89-7a80-4cfd-ab77-440c597d47df" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTable_9d4001df-6ef6-40be-8b14-b94605d69914" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_aab81f89-7a80-4cfd-ab77-440c597d47df" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_a936c7c7-034c-4435-9d8e-faeddf53033a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_aab81f89-7a80-4cfd-ab77-440c597d47df" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_a936c7c7-034c-4435-9d8e-faeddf53033a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditMember_20925270-5ad9-4f2a-9bbe-8588b132491a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LineOfCreditMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_a936c7c7-034c-4435-9d8e-faeddf53033a" xlink:to="loc_us-gaap_LineOfCreditMember_20925270-5ad9-4f2a-9bbe-8588b132491a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems_948b31c2-5e70-499b-81bd-65fc307f65ca" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTable_9d4001df-6ef6-40be-8b14-b94605d69914" xlink:to="loc_us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems_948b31c2-5e70-499b-81bd-65fc307f65ca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LettersOfCreditOutstandingAmount_9a882c72-346b-4cc4-a476-15d4409547e1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LettersOfCreditOutstandingAmount"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems_948b31c2-5e70-499b-81bd-65fc307f65ca" xlink:to="loc_us-gaap_LettersOfCreditOutstandingAmount_9a882c72-346b-4cc4-a476-15d4409547e1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_SuretyBondOutstanding_fe2f2197-514f-45e8-8284-59fee0538baf" xlink:href="ajrd-20220930.xsd#ajrd_SuretyBondOutstanding"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems_948b31c2-5e70-499b-81bd-65fc307f65ca" xlink:to="loc_ajrd_SuretyBondOutstanding_fe2f2197-514f-45e8-8284-59fee0538baf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GuaranteeObligationsCurrentCarryingValue_1f0dc048-9638-410c-b693-6dc25ddd4327" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GuaranteeObligationsCurrentCarryingValue"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems_948b31c2-5e70-499b-81bd-65fc307f65ca" xlink:to="loc_us-gaap_GuaranteeObligationsCurrentCarryingValue_1f0dc048-9638-410c-b693-6dc25ddd4327" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_ProductWarrantyPeriod_bfae122a-af80-4fb8-b6eb-a24f9ce5c988" xlink:href="ajrd-20220930.xsd#ajrd_ProductWarrantyPeriod"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems_948b31c2-5e70-499b-81bd-65fc307f65ca" xlink:to="loc_ajrd_ProductWarrantyPeriod_bfae122a-af80-4fb8-b6eb-a24f9ce5c988" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/RetirementBenefitsDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#RetirementBenefitsDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/RetirementBenefitsDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_e610e7de-b010-4e89-b52f-ab1ba9411560" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_e0735bc7-e85d-473a-b0d7-f0f1e4114e4a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_e610e7de-b010-4e89-b52f-ab1ba9411560" xlink:to="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_e0735bc7-e85d-473a-b0d7-f0f1e4114e4a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeAxis_2e55aea8-1508-413c-9889-fe64c2e6a8d9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_e0735bc7-e85d-473a-b0d7-f0f1e4114e4a" xlink:to="loc_us-gaap_RetirementPlanTypeAxis_2e55aea8-1508-413c-9889-fe64c2e6a8d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_a52439e8-fbad-4287-bb97-5f55b25c24e8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_2e55aea8-1508-413c-9889-fe64c2e6a8d9" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_a52439e8-fbad-4287-bb97-5f55b25c24e8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionPlansDefinedBenefitMember_05875303-5235-4767-9d89-21f3f424ca52" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PensionPlansDefinedBenefitMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_a52439e8-fbad-4287-bb97-5f55b25c24e8" xlink:to="loc_us-gaap_PensionPlansDefinedBenefitMember_05875303-5235-4767-9d89-21f3f424ca52" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_6f0e960a-d018-440b-a7f7-37bc921e8dc9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_a52439e8-fbad-4287-bb97-5f55b25c24e8" xlink:to="loc_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_6f0e960a-d018-440b-a7f7-37bc921e8dc9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_4772333c-8835-4e19-93f6-c355cab09001" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_e0735bc7-e85d-473a-b0d7-f0f1e4114e4a" xlink:to="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_4772333c-8835-4e19-93f6-c355cab09001" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanInterestCost_b389c5b9-ab2a-4a2b-88e2-2852bd4f2bf8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanInterestCost"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_4772333c-8835-4e19-93f6-c355cab09001" xlink:to="loc_us-gaap_DefinedBenefitPlanInterestCost_b389c5b9-ab2a-4a2b-88e2-2852bd4f2bf8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_9affc1b5-cd54-4ee8-8000-c4f359827fef" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_4772333c-8835-4e19-93f6-c355cab09001" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_9affc1b5-cd54-4ee8-8000-c4f359827fef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_6d66296c-628a-4434-b973-48cb030b11ed" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_4772333c-8835-4e19-93f6-c355cab09001" xlink:to="loc_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_6d66296c-628a-4434-b973-48cb030b11ed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanActuarialGainLoss_b988e29f-2ba4-41cc-b777-5c7aaac42c02" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanActuarialGainLoss"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_4772333c-8835-4e19-93f6-c355cab09001" xlink:to="loc_us-gaap_DefinedBenefitPlanActuarialGainLoss_b988e29f-2ba4-41cc-b777-5c7aaac42c02" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_1053b3a0-22ce-42c0-a29f-d5d492782bd4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_4772333c-8835-4e19-93f6-c355cab09001" xlink:to="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_1053b3a0-22ce-42c0-a29f-d5d492782bd4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/OperatingSegmentsandRelatedDisclosuresNarrativeDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#OperatingSegmentsandRelatedDisclosuresNarrativeDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/OperatingSegmentsandRelatedDisclosuresNarrativeDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_602925c8-1871-4c9f-9db1-c03a53c6e4ca" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentReportingAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfOperatingSegments_55c192bb-df59-4ea4-a476-b008df36d58f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NumberOfOperatingSegments"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_602925c8-1871-4c9f-9db1-c03a53c6e4ca" xlink:to="loc_us-gaap_NumberOfOperatingSegments_55c192bb-df59-4ea4-a476-b008df36d58f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/OperatingSegmentsandRelatedDisclosuresScheduleofSelectedFinancialInformationforEachReportableSegmentDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#OperatingSegmentsandRelatedDisclosuresScheduleofSelectedFinancialInformationforEachReportableSegmentDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/OperatingSegmentsandRelatedDisclosuresScheduleofSelectedFinancialInformationforEachReportableSegmentDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_f8db2c30-e938-4b87-9056-5ec46bf4d417" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentReportingAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_8341ced9-fd8d-4d93-9969-4ed9a5fe3b4a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_f8db2c30-e938-4b87-9056-5ec46bf4d417" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_8341ced9-fd8d-4d93-9969-4ed9a5fe3b4a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_dce990cd-9707-447b-9f3f-b71eccf947c8" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidationItemsAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_8341ced9-fd8d-4d93-9969-4ed9a5fe3b4a" xlink:to="loc_srt_ConsolidationItemsAxis_dce990cd-9707-447b-9f3f-b71eccf947c8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_fb53e655-c0cc-4cd1-88b2-b4b4a1999a57" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidationItemsDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_dce990cd-9707-447b-9f3f-b71eccf947c8" xlink:to="loc_srt_ConsolidationItemsDomain_fb53e655-c0cc-4cd1-88b2-b4b4a1999a57" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingSegmentsMember_31c0c5c8-a725-4b44-a685-53de8c180628" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingSegmentsMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_fb53e655-c0cc-4cd1-88b2-b4b4a1999a57" xlink:to="loc_us-gaap_OperatingSegmentsMember_31c0c5c8-a725-4b44-a685-53de8c180628" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MaterialReconcilingItemsMember_7c77ed24-c16d-4a7d-871f-1b46a42a346e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MaterialReconcilingItemsMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_fb53e655-c0cc-4cd1-88b2-b4b4a1999a57" xlink:to="loc_us-gaap_MaterialReconcilingItemsMember_7c77ed24-c16d-4a7d-871f-1b46a42a346e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateNonSegmentMember_923c4aa0-3caa-4777-8d34-75420845c83a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CorporateNonSegmentMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_fb53e655-c0cc-4cd1-88b2-b4b4a1999a57" xlink:to="loc_us-gaap_CorporateNonSegmentMember_923c4aa0-3caa-4777-8d34-75420845c83a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_2c9fafa4-e736-496c-a9dd-f5267faeb83c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_8341ced9-fd8d-4d93-9969-4ed9a5fe3b4a" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_2c9fafa4-e736-496c-a9dd-f5267faeb83c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_c3de1831-8e21-4788-8312-29b362cd2ad1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_2c9fafa4-e736-496c-a9dd-f5267faeb83c" xlink:to="loc_us-gaap_SegmentDomain_c3de1831-8e21-4788-8312-29b362cd2ad1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_AerospaceandDefenseMember_2b004275-3a17-4a15-a843-1ad706a43fd2" xlink:href="ajrd-20220930.xsd#ajrd_AerospaceandDefenseMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_c3de1831-8e21-4788-8312-29b362cd2ad1" xlink:to="loc_ajrd_AerospaceandDefenseMember_2b004275-3a17-4a15-a843-1ad706a43fd2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_RealEstateSegmentMember_4359ba42-e89b-494d-a229-700698cce7ae" xlink:href="ajrd-20220930.xsd#ajrd_RealEstateSegmentMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_c3de1831-8e21-4788-8312-29b362cd2ad1" xlink:to="loc_ajrd_RealEstateSegmentMember_4359ba42-e89b-494d-a229-700698cce7ae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_f062718f-c826-423e-a28d-8db84d3c6cae" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentReportingInformationLineItems"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_8341ced9-fd8d-4d93-9969-4ed9a5fe3b4a" xlink:to="loc_us-gaap_SegmentReportingInformationLineItems_f062718f-c826-423e-a28d-8db84d3c6cae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationRevenueAbstract_39372ec1-5ef7-4caa-8a76-69b6b5c6e699" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentReportingInformationRevenueAbstract"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_f062718f-c826-423e-a28d-8db84d3c6cae" xlink:to="loc_us-gaap_SegmentReportingInformationRevenueAbstract_39372ec1-5ef7-4caa-8a76-69b6b5c6e699" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_50a8ade5-c8c2-43ab-a6e2-211107556e2c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationRevenueAbstract_39372ec1-5ef7-4caa-8a76-69b6b5c6e699" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_50a8ade5-c8c2-43ab-a6e2-211107556e2c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_DisclosureFinancialInformationBySegmentScheduleOfPerformanceSegmentAbstract_4d292374-b8cd-4ddc-89b0-5bd6a35b6446" xlink:href="ajrd-20220930.xsd#ajrd_DisclosureFinancialInformationBySegmentScheduleOfPerformanceSegmentAbstract"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_f062718f-c826-423e-a28d-8db84d3c6cae" xlink:to="loc_ajrd_DisclosureFinancialInformationBySegmentScheduleOfPerformanceSegmentAbstract_4d292374-b8cd-4ddc-89b0-5bd6a35b6446" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_SegmentOperatingProfit_abd9dce2-c34c-4fef-bd5e-98543c7132a6" xlink:href="ajrd-20220930.xsd#ajrd_SegmentOperatingProfit"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ajrd_DisclosureFinancialInformationBySegmentScheduleOfPerformanceSegmentAbstract_4d292374-b8cd-4ddc-89b0-5bd6a35b6446" xlink:to="loc_ajrd_SegmentOperatingProfit_abd9dce2-c34c-4fef-bd5e-98543c7132a6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EnvironmentalRemediationExpense_d19315e0-6352-420a-8dec-fb70b3c43fa1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EnvironmentalRemediationExpense"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ajrd_DisclosureFinancialInformationBySegmentScheduleOfPerformanceSegmentAbstract_4d292374-b8cd-4ddc-89b0-5bd6a35b6446" xlink:to="loc_us-gaap_EnvironmentalRemediationExpense_d19315e0-6352-420a-8dec-fb70b3c43fa1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_RetirementPlanExpenseBenefit_40050e81-a9fa-4e48-a995-1528d4f3651c" xlink:href="ajrd-20220930.xsd#ajrd_RetirementPlanExpenseBenefit"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ajrd_DisclosureFinancialInformationBySegmentScheduleOfPerformanceSegmentAbstract_4d292374-b8cd-4ddc-89b0-5bd6a35b6446" xlink:to="loc_ajrd_RetirementPlanExpenseBenefit_40050e81-a9fa-4e48-a995-1528d4f3651c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnusualOrInfrequentItemLossGross_0081d621-3bad-4d65-b9b9-396fe7604875" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UnusualOrInfrequentItemLossGross"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ajrd_DisclosureFinancialInformationBySegmentScheduleOfPerformanceSegmentAbstract_4d292374-b8cd-4ddc-89b0-5bd6a35b6446" xlink:to="loc_us-gaap_UnusualOrInfrequentItemLossGross_0081d621-3bad-4d65-b9b9-396fe7604875" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_DisclosureReconciliationOfIncomeLossFromOperationsForSegmentsToIncomeLossBeforeIncomeTaxesAbstract_64633397-22a2-4be2-8c6e-3e6ea65daf72" xlink:href="ajrd-20220930.xsd#ajrd_DisclosureReconciliationOfIncomeLossFromOperationsForSegmentsToIncomeLossBeforeIncomeTaxesAbstract"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_f062718f-c826-423e-a28d-8db84d3c6cae" xlink:to="loc_ajrd_DisclosureReconciliationOfIncomeLossFromOperationsForSegmentsToIncomeLossBeforeIncomeTaxesAbstract_64633397-22a2-4be2-8c6e-3e6ea65daf72" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_5b3a1eee-e6e9-436a-8b36-3f4581ef706d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingIncomeLoss"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ajrd_DisclosureReconciliationOfIncomeLossFromOperationsForSegmentsToIncomeLossBeforeIncomeTaxesAbstract_64633397-22a2-4be2-8c6e-3e6ea65daf72" xlink:to="loc_us-gaap_OperatingIncomeLoss_5b3a1eee-e6e9-436a-8b36-3f4581ef706d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpense_cd832873-15f1-4d1e-9af9-c04282a2643d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestExpense"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ajrd_DisclosureReconciliationOfIncomeLossFromOperationsForSegmentsToIncomeLossBeforeIncomeTaxesAbstract_64633397-22a2-4be2-8c6e-3e6ea65daf72" xlink:to="loc_us-gaap_InterestExpense_cd832873-15f1-4d1e-9af9-c04282a2643d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeInterest_50b079eb-ea72-4cd6-a547-ff1ff0e689cd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentIncomeInterest"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ajrd_DisclosureReconciliationOfIncomeLossFromOperationsForSegmentsToIncomeLossBeforeIncomeTaxesAbstract_64633397-22a2-4be2-8c6e-3e6ea65daf72" xlink:to="loc_us-gaap_InvestmentIncomeInterest_50b079eb-ea72-4cd6-a547-ff1ff0e689cd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_491280ec-b2ff-4a9f-aa10-e5a2417d716a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensation"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ajrd_DisclosureReconciliationOfIncomeLossFromOperationsForSegmentsToIncomeLossBeforeIncomeTaxesAbstract_64633397-22a2-4be2-8c6e-3e6ea65daf72" xlink:to="loc_us-gaap_ShareBasedCompensation_491280ec-b2ff-4a9f-aa10-e5a2417d716a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_CorporateAndOtherOperatingExpenses_84423b2a-b23d-4183-baf0-f05457697354" xlink:href="ajrd-20220930.xsd#ajrd_CorporateAndOtherOperatingExpenses"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ajrd_DisclosureReconciliationOfIncomeLossFromOperationsForSegmentsToIncomeLossBeforeIncomeTaxesAbstract_64633397-22a2-4be2-8c6e-3e6ea65daf72" xlink:to="loc_ajrd_CorporateAndOtherOperatingExpenses_84423b2a-b23d-4183-baf0-f05457697354" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnusualOrInfrequentItemLossGross_9c9c40ee-0446-4aec-b5da-ccc6e795fe0e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UnusualOrInfrequentItemLossGross"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ajrd_DisclosureReconciliationOfIncomeLossFromOperationsForSegmentsToIncomeLossBeforeIncomeTaxesAbstract_64633397-22a2-4be2-8c6e-3e6ea65daf72" xlink:to="loc_us-gaap_UnusualOrInfrequentItemLossGross_9c9c40ee-0446-4aec-b5da-ccc6e795fe0e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_acd61cf1-3dc5-4141-9780-04a002276db5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ajrd_DisclosureReconciliationOfIncomeLossFromOperationsForSegmentsToIncomeLossBeforeIncomeTaxesAbstract_64633397-22a2-4be2-8c6e-3e6ea65daf72" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_acd61cf1-3dc5-4141-9780-04a002276db5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/OperatingSegmentsandRelatedDisclosuresSummaryofCustomersthatRepresentedMorethan10ofNetSalesDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#OperatingSegmentsandRelatedDisclosuresSummaryofCustomersthatRepresentedMorethan10ofNetSalesDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/OperatingSegmentsandRelatedDisclosuresSummaryofCustomersthatRepresentedMorethan10ofNetSalesDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_4b709184-a08b-4fa0-997a-dcb99cb79b5a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentReportingAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEntityWideRevenueByMajorCustomersByReportingSegmentsTable_3defff59-9c89-4c1b-8dea-3400a1877939" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfEntityWideRevenueByMajorCustomersByReportingSegmentsTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_4b709184-a08b-4fa0-997a-dcb99cb79b5a" xlink:to="loc_us-gaap_ScheduleOfEntityWideRevenueByMajorCustomersByReportingSegmentsTable_3defff59-9c89-4c1b-8dea-3400a1877939" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByTypeAxis_34054823-d1c6-4e24-8afc-39c23f9352c6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskByTypeAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfEntityWideRevenueByMajorCustomersByReportingSegmentsTable_3defff59-9c89-4c1b-8dea-3400a1877939" xlink:to="loc_us-gaap_ConcentrationRiskByTypeAxis_34054823-d1c6-4e24-8afc-39c23f9352c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_97ebeda9-af19-414a-8338-b9f29758f092" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_34054823-d1c6-4e24-8afc-39c23f9352c6" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_97ebeda9-af19-414a-8338-b9f29758f092" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CustomerConcentrationRiskMember_b83df1f6-16b7-4cd5-ab98-fff8045875e2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CustomerConcentrationRiskMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_97ebeda9-af19-414a-8338-b9f29758f092" xlink:to="loc_us-gaap_CustomerConcentrationRiskMember_b83df1f6-16b7-4cd5-ab98-fff8045875e2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_f4bcd2f1-e995-4d3f-be40-bea166a79b78" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfEntityWideRevenueByMajorCustomersByReportingSegmentsTable_3defff59-9c89-4c1b-8dea-3400a1877939" xlink:to="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_f4bcd2f1-e995-4d3f-be40-bea166a79b78" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_a77b4670-3f4d-4074-9ee6-26cce2f5d197" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_f4bcd2f1-e995-4d3f-be40-bea166a79b78" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_a77b4670-3f4d-4074-9ee6-26cce2f5d197" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesRevenueNetMember_75ecd228-5b31-4711-bc98-aa262ffcc783" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SalesRevenueNetMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_a77b4670-3f4d-4074-9ee6-26cce2f5d197" xlink:to="loc_us-gaap_SalesRevenueNetMember_75ecd228-5b31-4711-bc98-aa262ffcc783" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_MajorCustomersAxis_9d5455e1-7dec-4afe-8000-a78e6dd015b6" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MajorCustomersAxis"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfEntityWideRevenueByMajorCustomersByReportingSegmentsTable_3defff59-9c89-4c1b-8dea-3400a1877939" xlink:to="loc_srt_MajorCustomersAxis_9d5455e1-7dec-4afe-8000-a78e6dd015b6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_NameOfMajorCustomerDomain_0087022c-a97b-4e56-acfa-d87deb99fadf" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_NameOfMajorCustomerDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MajorCustomersAxis_9d5455e1-7dec-4afe-8000-a78e6dd015b6" xlink:to="loc_srt_NameOfMajorCustomerDomain_0087022c-a97b-4e56-acfa-d87deb99fadf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_LockheedMartinCorpMember_abe05105-9c68-49fb-b775-252a8f6ed3de" xlink:href="ajrd-20220930.xsd#ajrd_LockheedMartinCorpMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_NameOfMajorCustomerDomain_0087022c-a97b-4e56-acfa-d87deb99fadf" xlink:to="loc_ajrd_LockheedMartinCorpMember_abe05105-9c68-49fb-b775-252a8f6ed3de" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_RaytheonCompanyMember_39155a16-bee0-43e9-aa5c-8aef24d9bca7" xlink:href="ajrd-20220930.xsd#ajrd_RaytheonCompanyMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_NameOfMajorCustomerDomain_0087022c-a97b-4e56-acfa-d87deb99fadf" xlink:to="loc_ajrd_RaytheonCompanyMember_39155a16-bee0-43e9-aa5c-8aef24d9bca7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_NationalAeronauticsAndSpaceAdministrationMember_194a3770-fc4c-488a-9c64-62a8bc2e50b3" xlink:href="ajrd-20220930.xsd#ajrd_NationalAeronauticsAndSpaceAdministrationMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_NameOfMajorCustomerDomain_0087022c-a97b-4e56-acfa-d87deb99fadf" xlink:to="loc_ajrd_NationalAeronauticsAndSpaceAdministrationMember_194a3770-fc4c-488a-9c64-62a8bc2e50b3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EntityWideRevenueMajorCustomerLineItems_23eda377-196c-4ddf-bd5b-299fdfe69c82" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EntityWideRevenueMajorCustomerLineItems"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfEntityWideRevenueByMajorCustomersByReportingSegmentsTable_3defff59-9c89-4c1b-8dea-3400a1877939" xlink:to="loc_us-gaap_EntityWideRevenueMajorCustomerLineItems_23eda377-196c-4ddf-bd5b-299fdfe69c82" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskPercentage1_0d22708d-9230-4e3a-982e-a47252914785" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskPercentage1"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EntityWideRevenueMajorCustomerLineItems_23eda377-196c-4ddf-bd5b-299fdfe69c82" xlink:to="loc_us-gaap_ConcentrationRiskPercentage1_0d22708d-9230-4e3a-982e-a47252914785" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/UnusualItemsSummaryofUnusualItemsExpenseDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#UnusualItemsSummaryofUnusualItemsExpenseDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/UnusualItemsSummaryofUnusualItemsExpenseDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ExtraordinaryAndUnusualItemsAbstract_0a41e0f8-df64-45ce-b85a-b36f74605977" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ExtraordinaryAndUnusualItemsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnusualOrInfrequentItemTable_56428145-b67a-433c-88ef-9c1be4c491b9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UnusualOrInfrequentItemTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ExtraordinaryAndUnusualItemsAbstract_0a41e0f8-df64-45ce-b85a-b36f74605977" xlink:to="loc_us-gaap_UnusualOrInfrequentItemTable_56428145-b67a-433c-88ef-9c1be4c491b9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnusualOrInfrequentItemAxis_b0a58d2c-d616-40d7-95b3-bde9cd85e73a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UnusualOrInfrequentItemAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_UnusualOrInfrequentItemTable_56428145-b67a-433c-88ef-9c1be4c491b9" xlink:to="loc_us-gaap_UnusualOrInfrequentItemAxis_b0a58d2c-d616-40d7-95b3-bde9cd85e73a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnusualOrInfrequentItemDomain_a80dbf35-0169-4129-bb3c-458471170048" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UnusualOrInfrequentItemDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_UnusualOrInfrequentItemAxis_b0a58d2c-d616-40d7-95b3-bde9cd85e73a" xlink:to="loc_us-gaap_UnusualOrInfrequentItemDomain_a80dbf35-0169-4129-bb3c-458471170048" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_UnusualItemsMember_e389ca1e-b009-4a13-84f0-d8eed3e03357" xlink:href="ajrd-20220930.xsd#ajrd_UnusualItemsMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_UnusualOrInfrequentItemDomain_a80dbf35-0169-4129-bb3c-458471170048" xlink:to="loc_ajrd_UnusualItemsMember_e389ca1e-b009-4a13-84f0-d8eed3e03357" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnusualOrInfrequentItemLineItems_85a9d092-27a8-4c87-87e0-50127e27393f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UnusualOrInfrequentItemLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_UnusualOrInfrequentItemTable_56428145-b67a-433c-88ef-9c1be4c491b9" xlink:to="loc_us-gaap_UnusualOrInfrequentItemLineItems_85a9d092-27a8-4c87-87e0-50127e27393f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LitigationSettlementExpense_9be13a38-1dca-4446-9f57-f2a62d991ef7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LitigationSettlementExpense"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_UnusualOrInfrequentItemLineItems_85a9d092-27a8-4c87-87e0-50127e27393f" xlink:to="loc_us-gaap_LitigationSettlementExpense_9be13a38-1dca-4446-9f57-f2a62d991ef7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LegalFees_ca207e00-44ac-4231-86df-a8210623bdd1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LegalFees"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_UnusualOrInfrequentItemLineItems_85a9d092-27a8-4c87-87e0-50127e27393f" xlink:to="loc_us-gaap_LegalFees_ca207e00-44ac-4231-86df-a8210623bdd1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LossContingencyLossInPeriod_5c7953b8-e8ec-4e32-afd8-326ed0152e38" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LossContingencyLossInPeriod"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_UnusualOrInfrequentItemLineItems_85a9d092-27a8-4c87-87e0-50127e27393f" xlink:to="loc_us-gaap_LossContingencyLossInPeriod_5c7953b8-e8ec-4e32-afd8-326ed0152e38" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_ae44e621-e62f-4fcc-a6ac-89f9b9477f53" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_UnusualOrInfrequentItemLineItems_85a9d092-27a8-4c87-87e0-50127e27393f" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_ae44e621-e62f-4fcc-a6ac-89f9b9477f53" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnusualOrInfrequentItemNetGainLoss_4e88c785-3b71-4374-8fe3-c4792e44e78a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UnusualOrInfrequentItemNetGainLoss"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_UnusualOrInfrequentItemLineItems_85a9d092-27a8-4c87-87e0-50127e27393f" xlink:to="loc_us-gaap_UnusualOrInfrequentItemNetGainLoss_4e88c785-3b71-4374-8fe3-c4792e44e78a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/UnusualItemsNarrativeDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#UnusualItemsNarrativeDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/UnusualItemsNarrativeDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ExtraordinaryAndUnusualItemsAbstract_6f4bf16a-2f40-40a0-ac98-e53dbfaa38a1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ExtraordinaryAndUnusualItemsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_a01d2ac5-becc-4a28-a572-9e174db097bf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ExtraordinaryAndUnusualItemsAbstract_6f4bf16a-2f40-40a0-ac98-e53dbfaa38a1" xlink:to="loc_us-gaap_DebtInstrumentTable_a01d2ac5-becc-4a28-a572-9e174db097bf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnusualOrInfrequentItemAxis_853545ce-76ca-43ee-99b0-ed409a92bbb1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UnusualOrInfrequentItemAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_a01d2ac5-becc-4a28-a572-9e174db097bf" xlink:to="loc_us-gaap_UnusualOrInfrequentItemAxis_853545ce-76ca-43ee-99b0-ed409a92bbb1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnusualOrInfrequentItemDomain_e9cc5b31-d1d8-4330-86b7-316a1ed912f3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UnusualOrInfrequentItemDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_UnusualOrInfrequentItemAxis_853545ce-76ca-43ee-99b0-ed409a92bbb1" xlink:to="loc_us-gaap_UnusualOrInfrequentItemDomain_e9cc5b31-d1d8-4330-86b7-316a1ed912f3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_UnusualItemsMember_d2b32a7d-eba3-4833-be23-cbf9a0a28e73" xlink:href="ajrd-20220930.xsd#ajrd_UnusualItemsMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_UnusualOrInfrequentItemDomain_e9cc5b31-d1d8-4330-86b7-316a1ed912f3" xlink:to="loc_ajrd_UnusualItemsMember_d2b32a7d-eba3-4833-be23-cbf9a0a28e73" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_bf2342e0-726c-4023-9b41-daaed9b079ff" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_a01d2ac5-becc-4a28-a572-9e174db097bf" xlink:to="loc_us-gaap_DebtInstrumentAxis_bf2342e0-726c-4023-9b41-daaed9b079ff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_7491d564-cb4c-477d-bc4b-8fdc34b60cad" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentNameDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_bf2342e0-726c-4023-9b41-daaed9b079ff" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_7491d564-cb4c-477d-bc4b-8fdc34b60cad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_A2.25ConvertibleSeniorDebtMember_a6fb4f13-aa97-4328-a834-e6b13eabda0e" xlink:href="ajrd-20220930.xsd#ajrd_A2.25ConvertibleSeniorDebtMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_7491d564-cb4c-477d-bc4b-8fdc34b60cad" xlink:to="loc_ajrd_A2.25ConvertibleSeniorDebtMember_a6fb4f13-aa97-4328-a834-e6b13eabda0e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_b3b6daa7-afc3-4c60-bdc9-2796b4be07bc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeAxis"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_a01d2ac5-becc-4a28-a572-9e174db097bf" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_b3b6daa7-afc3-4c60-bdc9-2796b4be07bc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_d1b5c8d3-1c64-40fd-a1e8-d82da6606036" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_b3b6daa7-afc3-4c60-bdc9-2796b4be07bc" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_d1b5c8d3-1c64-40fd-a1e8-d82da6606036" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertibleDebtMember_17d98af0-4bd2-4c94-80d0-b9a6a84ea77e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConvertibleDebtMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_d1b5c8d3-1c64-40fd-a1e8-d82da6606036" xlink:to="loc_us-gaap_ConvertibleDebtMember_17d98af0-4bd2-4c94-80d0-b9a6a84ea77e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_5d82a5cd-f1e6-43e8-b3ea-288a6b6974a3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentLineItems"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_a01d2ac5-becc-4a28-a572-9e174db097bf" xlink:to="loc_us-gaap_DebtInstrumentLineItems_5d82a5cd-f1e6-43e8-b3ea-288a6b6974a3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LitigationSettlementExpense_a271ed33-c701-4543-9796-6fb104b22409" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LitigationSettlementExpense"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5d82a5cd-f1e6-43e8-b3ea-288a6b6974a3" xlink:to="loc_us-gaap_LitigationSettlementExpense_a271ed33-c701-4543-9796-6fb104b22409" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LegalFees_2e266473-9e9a-43a6-9824-f993256d709f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LegalFees"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5d82a5cd-f1e6-43e8-b3ea-288a6b6974a3" xlink:to="loc_us-gaap_LegalFees_2e266473-9e9a-43a6-9824-f993256d709f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LossContingencyLossInPeriod_9b714277-ef9d-4c79-a240-20429f8fbc0d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LossContingencyLossInPeriod"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5d82a5cd-f1e6-43e8-b3ea-288a6b6974a3" xlink:to="loc_us-gaap_LossContingencyLossInPeriod_9b714277-ef9d-4c79-a240-20429f8fbc0d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_bdf2cecd-4317-488f-8d3d-b79f04842691" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5d82a5cd-f1e6-43e8-b3ea-288a6b6974a3" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_bdf2cecd-4317-488f-8d3d-b79f04842691" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ExtinguishmentOfDebtAmount_25e083ce-24eb-405e-8cf7-d75db0bb36c8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ExtinguishmentOfDebtAmount"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5d82a5cd-f1e6-43e8-b3ea-288a6b6974a3" xlink:to="loc_us-gaap_ExtinguishmentOfDebtAmount_25e083ce-24eb-405e-8cf7-d75db0bb36c8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_85b50758-8b92-4e4d-8919-c464d2ebcb7d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtConversionConvertedInstrumentSharesIssued1"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5d82a5cd-f1e6-43e8-b3ea-288a6b6974a3" xlink:to="loc_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_85b50758-8b92-4e4d-8919-c464d2ebcb7d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_7e359024-f841-4018-947b-f06fa4e7282c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5d82a5cd-f1e6-43e8-b3ea-288a6b6974a3" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_7e359024-f841-4018-947b-f06fa4e7282c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/RevisionofPreviouslyIssuedFinancialStatementsNarrativeDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#RevisionofPreviouslyIssuedFinancialStatementsNarrativeDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/RevisionofPreviouslyIssuedFinancialStatementsNarrativeDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_60c5a876-911b-4dd7-af50-26882438cbc7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountingChangesAndErrorCorrectionsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationTable_ec382c5c-8ca1-443c-ab60-ec9cb2337623" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_60c5a876-911b-4dd7-af50-26882438cbc7" xlink:to="loc_us-gaap_ReclassificationTable_ec382c5c-8ca1-443c-ab60-ec9cb2337623" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis_3aadf06a-d405-4ab1-b3ba-f16e3ee1df6c" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationTable_ec382c5c-8ca1-443c-ab60-ec9cb2337623" xlink:to="loc_srt_RestatementAxis_3aadf06a-d405-4ab1-b3ba-f16e3ee1df6c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_396808d5-642b-4dbc-a9eb-a76b9862a093" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RestatementAxis_3aadf06a-d405-4ab1-b3ba-f16e3ee1df6c" xlink:to="loc_srt_RestatementDomain_396808d5-642b-4dbc-a9eb-a76b9862a093" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAdjustmentMember_08e3280f-7da8-4600-8195-b32eadc96fd6" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementAdjustmentMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RestatementDomain_396808d5-642b-4dbc-a9eb-a76b9862a093" xlink:to="loc_srt_RestatementAdjustmentMember_08e3280f-7da8-4600-8195-b32eadc96fd6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationLineItems_b859192a-7e7a-4e77-8ac6-7cbb2852bcff" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationTable_ec382c5c-8ca1-443c-ab60-ec9cb2337623" xlink:to="loc_us-gaap_ReclassificationLineItems_b859192a-7e7a-4e77-8ac6-7cbb2852bcff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock_beda4fcb-2043-472b-b2e3-c849b1016f15" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdditionalPaidInCapitalCommonStock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_b859192a-7e7a-4e77-8ac6-7cbb2852bcff" xlink:to="loc_us-gaap_AdditionalPaidInCapitalCommonStock_beda4fcb-2043-472b-b2e3-c849b1016f15" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_3262a2c6-5500-4c16-b690-a9ffe947b560" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_b859192a-7e7a-4e77-8ac6-7cbb2852bcff" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_3262a2c6-5500-4c16-b690-a9ffe947b560" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_6d274987-83a1-41fb-8669-5e652c9e5a35" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_b859192a-7e7a-4e77-8ac6-7cbb2852bcff" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_6d274987-83a1-41fb-8669-5e652c9e5a35" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/RevisionofPreviouslyIssuedFinancialStatementsCondensedConsolidatedStatementofOperationsDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#RevisionofPreviouslyIssuedFinancialStatementsCondensedConsolidatedStatementofOperationsDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/RevisionofPreviouslyIssuedFinancialStatementsCondensedConsolidatedStatementofOperationsDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_f31077cd-5133-40d3-a62b-c1f86ad5ae34" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountingChangesAndErrorCorrectionsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationTable_9c57209f-bae8-40f9-9be2-22851af8b294" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_f31077cd-5133-40d3-a62b-c1f86ad5ae34" xlink:to="loc_us-gaap_ReclassificationTable_9c57209f-bae8-40f9-9be2-22851af8b294" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis_ba4d4742-e6d1-49c3-ae05-9a2dcc86046f" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationTable_9c57209f-bae8-40f9-9be2-22851af8b294" xlink:to="loc_srt_RestatementAxis_ba4d4742-e6d1-49c3-ae05-9a2dcc86046f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_bac1b79d-29b8-45b5-84a2-2da04b882879" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RestatementAxis_ba4d4742-e6d1-49c3-ae05-9a2dcc86046f" xlink:to="loc_srt_RestatementDomain_bac1b79d-29b8-45b5-84a2-2da04b882879" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioPreviouslyReportedMember_f4d8cda1-bcce-42df-b0ac-334e80873353" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScenarioPreviouslyReportedMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RestatementDomain_bac1b79d-29b8-45b5-84a2-2da04b882879" xlink:to="loc_srt_ScenarioPreviouslyReportedMember_f4d8cda1-bcce-42df-b0ac-334e80873353" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAdjustmentMember_ed6350d0-0e65-4609-99be-36591a0135e7" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementAdjustmentMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RestatementDomain_bac1b79d-29b8-45b5-84a2-2da04b882879" xlink:to="loc_srt_RestatementAdjustmentMember_ed6350d0-0e65-4609-99be-36591a0135e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationLineItems_4b92e15c-8fbb-4dbb-b588-d2d7d5dd3852" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationTable_9c57209f-bae8-40f9-9be2-22851af8b294" xlink:to="loc_us-gaap_ReclassificationLineItems_4b92e15c-8fbb-4dbb-b588-d2d7d5dd3852" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_d93b7516-e5c5-4bc3-88ea-0c51871037cd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_4b92e15c-8fbb-4dbb-b588-d2d7d5dd3852" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_d93b7516-e5c5-4bc3-88ea-0c51871037cd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_9d2380ab-a15e-4ae3-b31f-7b104116b2af" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CostOfGoodsAndServicesSold"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_4b92e15c-8fbb-4dbb-b588-d2d7d5dd3852" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_9d2380ab-a15e-4ae3-b31f-7b104116b2af" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_db564faf-4bf1-4e5f-b971-d5edce3684df" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_4b92e15c-8fbb-4dbb-b588-d2d7d5dd3852" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_db564faf-4bf1-4e5f-b971-d5edce3684df" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAndAmortization_c80a8890-1437-4191-98a6-7b9bffbb95d1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DepreciationAndAmortization"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_4b92e15c-8fbb-4dbb-b588-d2d7d5dd3852" xlink:to="loc_us-gaap_DepreciationAndAmortization_c80a8890-1437-4191-98a6-7b9bffbb95d1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherOperatingIncomeExpenseNet_13199d88-cb60-4b7a-9e19-d0ad4c570280" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherOperatingIncomeExpenseNet"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_4b92e15c-8fbb-4dbb-b588-d2d7d5dd3852" xlink:to="loc_us-gaap_OtherOperatingIncomeExpenseNet_13199d88-cb60-4b7a-9e19-d0ad4c570280" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_ce90ae52-bf7b-4ff2-9274-b534596d9d74" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CostsAndExpenses"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_4b92e15c-8fbb-4dbb-b588-d2d7d5dd3852" xlink:to="loc_us-gaap_CostsAndExpenses_ce90ae52-bf7b-4ff2-9274-b534596d9d74" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_7c128a17-8950-4f28-9c21-9e00cb665b78" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingIncomeLoss"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_4b92e15c-8fbb-4dbb-b588-d2d7d5dd3852" xlink:to="loc_us-gaap_OperatingIncomeLoss_7c128a17-8950-4f28-9c21-9e00cb665b78" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonoperatingIncomeExpense_9065680a-84c7-456d-9e6d-7a45229f52bd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NonoperatingIncomeExpense"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_4b92e15c-8fbb-4dbb-b588-d2d7d5dd3852" xlink:to="loc_us-gaap_NonoperatingIncomeExpense_9065680a-84c7-456d-9e6d-7a45229f52bd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTotalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_f82627eb-5859-4a01-8508-fdf0e98b6801" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_4b92e15c-8fbb-4dbb-b588-d2d7d5dd3852" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_f82627eb-5859-4a01-8508-fdf0e98b6801" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_bd7f5582-5fb3-45f0-bee6-cd56113b7cfe" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
<link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_4b92e15c-8fbb-4dbb-b588-d2d7d5dd3852" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_bd7f5582-5fb3-45f0-bee6-cd56113b7cfe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_6c102cdd-b818-4aad-8452-aa2a74ca984b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLoss"/>
<link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_4b92e15c-8fbb-4dbb-b588-d2d7d5dd3852" xlink:to="loc_us-gaap_NetIncomeLoss_6c102cdd-b818-4aad-8452-aa2a74ca984b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_6f83ac6f-1efa-4d36-9976-c8042c70cb4a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareBasic"/>
<link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_4b92e15c-8fbb-4dbb-b588-d2d7d5dd3852" xlink:to="loc_us-gaap_EarningsPerShareBasic_6f83ac6f-1efa-4d36-9976-c8042c70cb4a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_ec0604db-c31b-4f38-a813-e0f64f114870" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareDiluted"/>
<link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_4b92e15c-8fbb-4dbb-b588-d2d7d5dd3852" xlink:to="loc_us-gaap_EarningsPerShareDiluted_ec0604db-c31b-4f38-a813-e0f64f114870" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_f00ca195-8019-4e83-b9dc-83be3839119b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
<link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_4b92e15c-8fbb-4dbb-b588-d2d7d5dd3852" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_f00ca195-8019-4e83-b9dc-83be3839119b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_b9dc7058-7f8d-44d1-87f4-4c95f5c75af0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
<link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_4b92e15c-8fbb-4dbb-b588-d2d7d5dd3852" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_b9dc7058-7f8d-44d1-87f4-4c95f5c75af0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/RevisionofPreviouslyIssuedFinancialStatementsCondensedConsolidatedStatementofComprehensiveIncomeDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#RevisionofPreviouslyIssuedFinancialStatementsCondensedConsolidatedStatementofComprehensiveIncomeDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/RevisionofPreviouslyIssuedFinancialStatementsCondensedConsolidatedStatementofComprehensiveIncomeDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_3a4f96ce-d0df-4009-9c31-8531c6ff1a76" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountingChangesAndErrorCorrectionsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationTable_5b88fd19-91c8-4bde-ac47-bb5d7b81da67" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_3a4f96ce-d0df-4009-9c31-8531c6ff1a76" xlink:to="loc_us-gaap_ReclassificationTable_5b88fd19-91c8-4bde-ac47-bb5d7b81da67" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis_aa607f4c-d37d-44b5-9f0f-6edcebe7e48b" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationTable_5b88fd19-91c8-4bde-ac47-bb5d7b81da67" xlink:to="loc_srt_RestatementAxis_aa607f4c-d37d-44b5-9f0f-6edcebe7e48b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_2b97fde1-943f-4443-b17f-366fc19a0bd8" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RestatementAxis_aa607f4c-d37d-44b5-9f0f-6edcebe7e48b" xlink:to="loc_srt_RestatementDomain_2b97fde1-943f-4443-b17f-366fc19a0bd8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioPreviouslyReportedMember_bb6b3df7-8a7f-473a-b087-d5fb074f70fb" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScenarioPreviouslyReportedMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RestatementDomain_2b97fde1-943f-4443-b17f-366fc19a0bd8" xlink:to="loc_srt_ScenarioPreviouslyReportedMember_bb6b3df7-8a7f-473a-b087-d5fb074f70fb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAdjustmentMember_91dd6554-a068-4e99-8011-b9bab29a7a5c" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementAdjustmentMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RestatementDomain_2b97fde1-943f-4443-b17f-366fc19a0bd8" xlink:to="loc_srt_RestatementAdjustmentMember_91dd6554-a068-4e99-8011-b9bab29a7a5c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationLineItems_bc1054a3-9957-454c-b1e1-1701cdcad65c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationTable_5b88fd19-91c8-4bde-ac47-bb5d7b81da67" xlink:to="loc_us-gaap_ReclassificationLineItems_bc1054a3-9957-454c-b1e1-1701cdcad65c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_03fdd330-cf7a-4243-afc8-049502c0bafe" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLoss"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_bc1054a3-9957-454c-b1e1-1701cdcad65c" xlink:to="loc_us-gaap_NetIncomeLoss_03fdd330-cf7a-4243-afc8-049502c0bafe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_7baaec5f-289f-445b-b511-ffa1720433a4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_bc1054a3-9957-454c-b1e1-1701cdcad65c" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_7baaec5f-289f-445b-b511-ffa1720433a4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedNetLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_40ea31af-a10f-4cdb-9f0e-a42363d313ae" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_bc1054a3-9957-454c-b1e1-1701cdcad65c" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTax_40ea31af-a10f-4cdb-9f0e-a42363d313ae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/RevisionofPreviouslyIssuedFinancialStatementsCondensedConsolidatedBalanceSheetDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#RevisionofPreviouslyIssuedFinancialStatementsCondensedConsolidatedBalanceSheetDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/RevisionofPreviouslyIssuedFinancialStatementsCondensedConsolidatedBalanceSheetDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_0e510c6b-503a-475c-98cf-ac2e8bb9ce5a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountingChangesAndErrorCorrectionsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationTable_33e518a6-9ecf-4d32-81cd-1ae5a3e95781" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_0e510c6b-503a-475c-98cf-ac2e8bb9ce5a" xlink:to="loc_us-gaap_ReclassificationTable_33e518a6-9ecf-4d32-81cd-1ae5a3e95781" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis_a24c9c72-1858-4555-814e-ee71ff007624" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationTable_33e518a6-9ecf-4d32-81cd-1ae5a3e95781" xlink:to="loc_srt_RestatementAxis_a24c9c72-1858-4555-814e-ee71ff007624" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_7397c8d4-72d6-48be-9e8b-8c6eed109a5f" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RestatementAxis_a24c9c72-1858-4555-814e-ee71ff007624" xlink:to="loc_srt_RestatementDomain_7397c8d4-72d6-48be-9e8b-8c6eed109a5f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioPreviouslyReportedMember_7c5009ca-73b4-4c9d-8008-d7ed425e438e" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScenarioPreviouslyReportedMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RestatementDomain_7397c8d4-72d6-48be-9e8b-8c6eed109a5f" xlink:to="loc_srt_ScenarioPreviouslyReportedMember_7c5009ca-73b4-4c9d-8008-d7ed425e438e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAdjustmentMember_693f7254-6971-47f1-b0c5-b4b55c4d8741" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementAdjustmentMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RestatementDomain_7397c8d4-72d6-48be-9e8b-8c6eed109a5f" xlink:to="loc_srt_RestatementAdjustmentMember_693f7254-6971-47f1-b0c5-b4b55c4d8741" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationTable_33e518a6-9ecf-4d32-81cd-1ae5a3e95781" xlink:to="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_a4f31a99-2d50-494a-ad7c-4afefbe5ddb2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_a4f31a99-2d50-494a-ad7c-4afefbe5ddb2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashCurrent_0a185f56-f7e6-4abe-9324-39e5908d6c75" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RestrictedCashCurrent"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_RestrictedCashCurrent_0a185f56-f7e6-4abe-9324-39e5908d6c75" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketableSecuritiesCurrent_d57b7990-f409-40d0-89d4-0c0a949041dc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketableSecuritiesCurrent"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_MarketableSecuritiesCurrent_d57b7990-f409-40d0-89d4-0c0a949041dc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_8cb8e833-0174-448b-8597-fb89457e8620" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountsReceivableNetCurrent"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_8cb8e833-0174-448b-8597-fb89457e8620" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerAssetNetCurrent_3a63707e-a282-4a6e-aec3-2223f322e176" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ContractWithCustomerAssetNetCurrent"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_ContractWithCustomerAssetNetCurrent_3a63707e-a282-4a6e-aec3-2223f322e176" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsCurrent_3c3f8bad-28fa-4745-a234-727f095401ed" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssetsCurrent"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_OtherAssetsCurrent_3c3f8bad-28fa-4745-a234-727f095401ed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_52f2002b-264e-40bc-8164-605a9e1ee11b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsCurrent"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_AssetsCurrent_52f2002b-264e-40bc-8164-605a9e1ee11b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_2c760893-3295-405d-b01b-f384b941e5ac" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_2c760893-3295-405d-b01b-f384b941e5ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_d9ea26f0-d29a-4c88-91cb-3ac4c879450c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_d9ea26f0-d29a-4c88-91cb-3ac4c879450c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_RecoverableEnvironmentalRemediationCostsNoncurrent_3290c5bb-c813-462f-a338-064ff6501b46" xlink:href="ajrd-20220930.xsd#ajrd_RecoverableEnvironmentalRemediationCostsNoncurrent"/>
<link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_ajrd_RecoverableEnvironmentalRemediationCostsNoncurrent_3290c5bb-c813-462f-a338-064ff6501b46" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxAssetsNet_5f34af22-154d-4033-8112-783925b2fdac" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredIncomeTaxAssetsNet"/>
<link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_DeferredIncomeTaxAssetsNet_5f34af22-154d-4033-8112-783925b2fdac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_858f7cde-3aed-405e-82e3-6ad5a01898a4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Goodwill"/>
<link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_Goodwill_858f7cde-3aed-405e-82e3-6ad5a01898a4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_6f1f4521-4edb-4aa5-a38f-5479d3b5f27f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
<link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_6f1f4521-4edb-4aa5-a38f-5479d3b5f27f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_c5a567de-2694-4cfd-ba3b-78bf767b4b26" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssetsNoncurrent"/>
<link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_c5a567de-2694-4cfd-ba3b-78bf767b4b26" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsNoncurrent_6cbf2be9-483b-481b-a798-9e3a47164707" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsNoncurrent"/>
<link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_AssetsNoncurrent_6cbf2be9-483b-481b-a798-9e3a47164707" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_92cbe43f-1c3e-4455-819f-cb68be6a2d6d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Assets"/>
<link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_Assets_92cbe43f-1c3e-4455-819f-cb68be6a2d6d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_be3e26f8-c628-40c6-8a3f-2f96703324ac" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent"/>
<link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_be3e26f8-c628-40c6-8a3f-2f96703324ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_2fb2daeb-20fa-41f0-b75f-4c992a8a2658" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountsPayableCurrent"/>
<link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_AccountsPayableCurrent_2fb2daeb-20fa-41f0-b75f-4c992a8a2658" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedEnvironmentalLossContingenciesCurrent_a30bac51-b291-41d3-8877-d1c541b5b733" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccruedEnvironmentalLossContingenciesCurrent"/>
<link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_AccruedEnvironmentalLossContingenciesCurrent_a30bac51-b291-41d3-8877-d1c541b5b733" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_6f378d71-a1a2-4dd5-a04c-f4ee7603e625" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ContractWithCustomerLiabilityCurrent"/>
<link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityCurrent_6f378d71-a1a2-4dd5-a04c-f4ee7603e625" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_1b85ae0f-fc3c-444a-b3f2-3ef4064b8037" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherLiabilitiesCurrent"/>
<link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_OtherLiabilitiesCurrent_1b85ae0f-fc3c-444a-b3f2-3ef4064b8037" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_bf969f0f-fecf-4cda-8367-ee47bd467799" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesCurrent"/>
<link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_LiabilitiesCurrent_bf969f0f-fecf-4cda-8367-ee47bd467799" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_0ef3a3fd-2238-49fc-9e33-1c5b26828835" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations"/>
<link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_0ef3a3fd-2238-49fc-9e33-1c5b26828835" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedEnvironmentalLossContingenciesNoncurrent_41e39fdb-c5e6-44cf-b647-3d9666101e5e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccruedEnvironmentalLossContingenciesNoncurrent"/>
<link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_AccruedEnvironmentalLossContingenciesNoncurrent_41e39fdb-c5e6-44cf-b647-3d9666101e5e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent_813e5aa5-fa56-412d-94de-41f7d616eca5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent"/>
<link:presentationArc order="25" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent_813e5aa5-fa56-412d-94de-41f7d616eca5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_1d606b78-59c3-4530-9eca-2934daae84e9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
<link:presentationArc order="26" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_1d606b78-59c3-4530-9eca-2934daae84e9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_d6315fdd-6764-48ad-9ed5-98825f1dfce0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
<link:presentationArc order="27" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_d6315fdd-6764-48ad-9ed5-98825f1dfce0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesNoncurrent_48f552ec-3a8f-4f4c-a126-5ec2de237092" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesNoncurrent"/>
<link:presentationArc order="28" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_LiabilitiesNoncurrent_48f552ec-3a8f-4f4c-a126-5ec2de237092" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_de94dcc2-bfaa-43b2-a058-d01a7c6c3b65" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Liabilities"/>
<link:presentationArc order="29" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_Liabilities_de94dcc2-bfaa-43b2-a058-d01a7c6c3b65" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_c0e6f963-fbf6-45b9-8fc0-7c1385f8c45d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockValue"/>
<link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_CommonStockValue_c0e6f963-fbf6-45b9-8fc0-7c1385f8c45d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock_e18bd4d7-b446-4e29-8216-4d79e03a7536" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdditionalPaidInCapitalCommonStock"/>
<link:presentationArc order="31" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_AdditionalPaidInCapitalCommonStock_e18bd4d7-b446-4e29-8216-4d79e03a7536" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockValue_105c273b-fa34-4de1-a793-ab6ac05530fa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TreasuryStockValue"/>
<link:presentationArc order="32" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_TreasuryStockValue_105c273b-fa34-4de1-a793-ab6ac05530fa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_2cac6d6c-a636-43a1-89d2-6af2dc0885a5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
<link:presentationArc order="33" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_2cac6d6c-a636-43a1-89d2-6af2dc0885a5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_73e26623-74c1-4df3-8d67-fa8b45279ed3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
<link:presentationArc order="34" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_73e26623-74c1-4df3-8d67-fa8b45279ed3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_e26f8038-0f8a-4dc4-9402-0618580fed4d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquity"/>
<link:presentationArc order="35" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_StockholdersEquity_e26f8038-0f8a-4dc4-9402-0618580fed4d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_9e95af75-9581-4325-aebd-2e2a563c7777" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
<link:presentationArc order="36" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_246ec279-01e6-4263-86ad-eb6b01283270" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquity_9e95af75-9581-4325-aebd-2e2a563c7777" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/RevisionofPreviouslyIssuedFinancialStatementsCondensedConsolidatedStatementsofStockholdersEquityDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#RevisionofPreviouslyIssuedFinancialStatementsCondensedConsolidatedStatementsofStockholdersEquityDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/RevisionofPreviouslyIssuedFinancialStatementsCondensedConsolidatedStatementsofStockholdersEquityDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_591dc6ac-ad71-4c7b-85b8-2dd094e05ba4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountingChangesAndErrorCorrectionsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationTable_01d7c8a8-a47c-49a2-a41b-534246f1d0a4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_591dc6ac-ad71-4c7b-85b8-2dd094e05ba4" xlink:to="loc_us-gaap_ReclassificationTable_01d7c8a8-a47c-49a2-a41b-534246f1d0a4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis_5f4344f3-13cf-42a5-8cfe-149f1f88a709" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationTable_01d7c8a8-a47c-49a2-a41b-534246f1d0a4" xlink:to="loc_srt_RestatementAxis_5f4344f3-13cf-42a5-8cfe-149f1f88a709" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_2a238b80-3224-4e3f-b41c-41cbb3814e20" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RestatementAxis_5f4344f3-13cf-42a5-8cfe-149f1f88a709" xlink:to="loc_srt_RestatementDomain_2a238b80-3224-4e3f-b41c-41cbb3814e20" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioPreviouslyReportedMember_441d9479-8743-4d22-8849-adf5762a9e37" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScenarioPreviouslyReportedMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RestatementDomain_2a238b80-3224-4e3f-b41c-41cbb3814e20" xlink:to="loc_srt_ScenarioPreviouslyReportedMember_441d9479-8743-4d22-8849-adf5762a9e37" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAdjustmentMember_6e3f4405-0923-4935-b230-26f5ff908cc2" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementAdjustmentMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RestatementDomain_2a238b80-3224-4e3f-b41c-41cbb3814e20" xlink:to="loc_srt_RestatementAdjustmentMember_6e3f4405-0923-4935-b230-26f5ff908cc2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_b24b4af1-7b38-4141-b012-c2bf4d061017" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementEquityComponentsAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationTable_01d7c8a8-a47c-49a2-a41b-534246f1d0a4" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_b24b4af1-7b38-4141-b012-c2bf4d061017" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_4edd6dc0-2c27-4f8c-9437-78cf4c60f73e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_b24b4af1-7b38-4141-b012-c2bf4d061017" xlink:to="loc_us-gaap_EquityComponentDomain_4edd6dc0-2c27-4f8c-9437-78cf4c60f73e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_a897e0ce-63fa-4ef6-8bd9-a3ba2d1c07e1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_4edd6dc0-2c27-4f8c-9437-78cf4c60f73e" xlink:to="loc_us-gaap_CommonStockMember_a897e0ce-63fa-4ef6-8bd9-a3ba2d1c07e1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_c032cad0-10f9-45d6-8b7e-55d219ca6acb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_4edd6dc0-2c27-4f8c-9437-78cf4c60f73e" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_c032cad0-10f9-45d6-8b7e-55d219ca6acb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonMember_d8aefa89-cbf5-4fd6-b955-62fbf0d8e68f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TreasuryStockCommonMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_4edd6dc0-2c27-4f8c-9437-78cf4c60f73e" xlink:to="loc_us-gaap_TreasuryStockCommonMember_d8aefa89-cbf5-4fd6-b955-62fbf0d8e68f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_f0bf522d-fad6-42c6-bdfb-5abc4b5bace0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetainedEarningsMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_4edd6dc0-2c27-4f8c-9437-78cf4c60f73e" xlink:to="loc_us-gaap_RetainedEarningsMember_f0bf522d-fad6-42c6-bdfb-5abc4b5bace0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_ddfb6863-c2f0-4a65-bbf7-b2bc18e610a5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_4edd6dc0-2c27-4f8c-9437-78cf4c60f73e" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_ddfb6863-c2f0-4a65-bbf7-b2bc18e610a5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationLineItems_6e343da1-b6ad-4e4c-b27c-62267ca43158" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationLineItems"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationTable_01d7c8a8-a47c-49a2-a41b-534246f1d0a4" xlink:to="loc_us-gaap_ReclassificationLineItems_6e343da1-b6ad-4e4c-b27c-62267ca43158" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_4b12d602-3bf9-4fdf-99ff-895fc15faa1c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquity"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_6e343da1-b6ad-4e4c-b27c-62267ca43158" xlink:to="loc_us-gaap_StockholdersEquity_4b12d602-3bf9-4fdf-99ff-895fc15faa1c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://gencorp.com/role/RevisionofPreviouslyIssuedFinancialStatementsCondensedConsolidatedStatementofCashFlowsDetails" xlink:type="simple" xlink:href="ajrd-20220930.xsd#RevisionofPreviouslyIssuedFinancialStatementsCondensedConsolidatedStatementofCashFlowsDetails"/>
<link:presentationLink xlink:role="http://gencorp.com/role/RevisionofPreviouslyIssuedFinancialStatementsCondensedConsolidatedStatementofCashFlowsDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_127f34e2-d5c8-4310-8c1a-440a49a7a621" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountingChangesAndErrorCorrectionsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationTable_bd87fe29-a9c0-466f-90a3-e0cf14fcaad3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_127f34e2-d5c8-4310-8c1a-440a49a7a621" xlink:to="loc_us-gaap_ReclassificationTable_bd87fe29-a9c0-466f-90a3-e0cf14fcaad3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis_eacc0d0d-90ca-4be9-a918-50a708fbc093" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationTable_bd87fe29-a9c0-466f-90a3-e0cf14fcaad3" xlink:to="loc_srt_RestatementAxis_eacc0d0d-90ca-4be9-a918-50a708fbc093" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_6e88fb38-4f5f-4c19-9116-5dbb1e5cbfdf" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RestatementAxis_eacc0d0d-90ca-4be9-a918-50a708fbc093" xlink:to="loc_srt_RestatementDomain_6e88fb38-4f5f-4c19-9116-5dbb1e5cbfdf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioPreviouslyReportedMember_fa08549a-dc2d-447a-9345-671e639b6984" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScenarioPreviouslyReportedMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RestatementDomain_6e88fb38-4f5f-4c19-9116-5dbb1e5cbfdf" xlink:to="loc_srt_ScenarioPreviouslyReportedMember_fa08549a-dc2d-447a-9345-671e639b6984" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAdjustmentMember_2dc606f8-738f-4792-bef7-710e449bf26d" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementAdjustmentMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RestatementDomain_6e88fb38-4f5f-4c19-9116-5dbb1e5cbfdf" xlink:to="loc_srt_RestatementAdjustmentMember_2dc606f8-738f-4792-bef7-710e449bf26d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationTable_bd87fe29-a9c0-466f-90a3-e0cf14fcaad3" xlink:to="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_176f9c82-f579-48c4-9578-46d646319802" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLoss"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:to="loc_us-gaap_NetIncomeLoss_176f9c82-f579-48c4-9578-46d646319802" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAndAmortization_54b08f25-3ff0-4277-8188-9e13dd9d284b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DepreciationAndAmortization"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:to="loc_us-gaap_DepreciationAndAmortization_54b08f25-3ff0-4277-8188-9e13dd9d284b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_c0410588-c923-4d78-ad6a-553b4ebb77a9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AmortizationOfFinancingCostsAndDiscounts"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:to="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_c0410588-c923-4d78-ad6a-553b4ebb77a9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_15c5c2e1-af83-4529-bb0e-0a9af21c6987" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensation"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:to="loc_us-gaap_ShareBasedCompensation_15c5c2e1-af83-4529-bb0e-0a9af21c6987" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash_df7e9f5f-646d-4903-b6fc-bce3a7fedc49" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:to="loc_us-gaap_PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash_df7e9f5f-646d-4903-b6fc-bce3a7fedc49" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_bb6631e5-74a5-48f6-9d0d-b2ae0a4e0cbb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_bb6631e5-74a5-48f6-9d0d-b2ae0a4e0cbb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_b1570972-65af-42f4-a137-2d5fd36f5ab4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherNoncashIncomeExpense"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:to="loc_us-gaap_OtherNoncashIncomeExpense_b1570972-65af-42f4-a137-2d5fd36f5ab4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_4e8ff94d-408a-49f2-9a7a-18813bedc900" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_4e8ff94d-408a-49f2-9a7a-18813bedc900" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerAsset_79ab3d92-b373-431b-8afe-747a08997789" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerAsset"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:to="loc_us-gaap_IncreaseDecreaseInContractWithCustomerAsset_79ab3d92-b373-431b-8afe-747a08997789" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_IncreaseDecreaseinOtherCurrentAssetsAndIncomeTaxesReceivable_e97b7186-c044-4796-83fd-2a8fbaf9cbac" xlink:href="ajrd-20220930.xsd#ajrd_IncreaseDecreaseinOtherCurrentAssetsAndIncomeTaxesReceivable"/>
<link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:to="loc_ajrd_IncreaseDecreaseinOtherCurrentAssetsAndIncomeTaxesReceivable_e97b7186-c044-4796-83fd-2a8fbaf9cbac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_IncreaseDecreaseInRecoverableFromGovernmentAndOtherThirdPartiesForEnvironmentalRemediationCostsAndOther_c6532e0c-fb97-4533-9947-b0bb54a9b592" xlink:href="ajrd-20220930.xsd#ajrd_IncreaseDecreaseInRecoverableFromGovernmentAndOtherThirdPartiesForEnvironmentalRemediationCostsAndOther"/>
<link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:to="loc_ajrd_IncreaseDecreaseInRecoverableFromGovernmentAndOtherThirdPartiesForEnvironmentalRemediationCostsAndOther_c6532e0c-fb97-4533-9947-b0bb54a9b592" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentAssets_434e4d09-8bb3-4395-ae2e-0e7ae6ea7b8b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInOtherNoncurrentAssets"/>
<link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentAssets_434e4d09-8bb3-4395-ae2e-0e7ae6ea7b8b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_bd3a2a01-2ba2-4f91-a844-b45ccfedb81c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInAccountsPayable"/>
<link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayable_bd3a2a01-2ba2-4f91-a844-b45ccfedb81c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_3b3ad7cf-1af6-44f5-a48f-d2a1442af813" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerLiability"/>
<link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:to="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_3b3ad7cf-1af6-44f5-a48f-d2a1442af813" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherCurrentLiabilities_8a787d4c-6b7a-4281-8c27-d525e70d5e20" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInOtherCurrentLiabilities"/>
<link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherCurrentLiabilities_8a787d4c-6b7a-4281-8c27-d525e70d5e20" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInDeferredIncomeTaxes_39c48ef8-cb01-444c-8e0f-7066d99b6f0a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInDeferredIncomeTaxes"/>
<link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:to="loc_us-gaap_IncreaseDecreaseInDeferredIncomeTaxes_39c48ef8-cb01-444c-8e0f-7066d99b6f0a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_ajrd_IncreaseDecreaseInReservesForEnvironmentalRemediationCosts_77534e1a-7f94-4794-b834-57f8189cb5c9" xlink:href="ajrd-20220930.xsd#ajrd_IncreaseDecreaseInReservesForEnvironmentalRemediationCosts"/>
<link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:to="loc_ajrd_IncreaseDecreaseInReservesForEnvironmentalRemediationCosts_77534e1a-7f94-4794-b834-57f8189cb5c9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_6dc48b65-8201-46b6-b327-7f1570bd3670" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities"/>
<link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_6dc48b65-8201-46b6-b327-7f1570bd3670" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_3d757c46-39d1-4d58-bcba-433af96e9d64" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
<link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_3d757c46-39d1-4d58-bcba-433af96e9d64" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_9b41c5fe-a791-414e-92d2-16713104f5a9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
<link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_9b41c5fe-a791-414e-92d2-16713104f5a9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_62e2e2d7-60e6-461f-a1c5-0bff80dc0685" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
<link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_62e2e2d7-60e6-461f-a1c5-0bff80dc0685" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_e922dacb-cade-43ba-9d45-c39073b48865" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
<link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_e922dacb-cade-43ba-9d45-c39073b48865" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_3d8cd37c-7060-4fd7-9515-dcf265215028" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
<link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_3d8cd37c-7060-4fd7-9515-dcf265215028" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_0d185c43-5e68-4ebf-a5c2-77deccfd956f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
<link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationLineItems_39ef904b-eb57-4921-ad41-0a0bad3896a2" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_0d185c43-5e68-4ebf-a5c2-77deccfd956f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
</link:presentationLink>
</link:linkbase>


2 Subsequent Filings that Reference this Filing

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 2/13/23  Aerojet Rocketdyne Holdings, Inc. DEFM14A                1:4.1M                                   Broadridge Fin’l So… Inc
 1/30/23  Aerojet Rocketdyne Holdings, Inc. PREM14A     1/30/23    2:4.1M                                   Broadridge Fin’l So… Inc


2 Previous Filings that this Filing References

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 9/29/22  Aerojet Rocketdyne Holdings, Inc. 8-K:1,9     9/28/22   11:1.4M                                   Donnelley … Solutions/FA
 8/01/22  Aerojet Rocketdyne Holdings, Inc. 10-Q        6/30/22   88:9.8M
Top
Filing Submission 0000040888-22-000028   –   Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)

Copyright © 2024 Fran Finnegan & Company LLC – All Rights Reserved.
AboutPrivacyRedactionsHelp — Mon., Apr. 29, 7:40:57.1pm ET