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KAR Auction Services, Inc. – ‘10-Q’ for 6/30/19 – ‘EX-101.LAB’

On:  Wednesday, 8/7/19, at 4:50pm ET   ·   For:  6/30/19   ·   Accession #:  1395942-19-99   ·   File #:  1-34568

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

 8/07/19  KAR Auction Services, Inc.        10-Q        6/30/19   65:8.7M

Quarterly Report   —   Form 10-Q   —   Sect. 13 / 15(d) – SEA’34
Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-Q        Quarterly Report                                    HTML   1.38M 
 2: EX-10.29    Exhibit 10.29 - Director Restricted Share           HTML     46K 
                Agreement                                                        
 3: EX-31.1     Exhibit 31.1 - CEO Sox 302 Certification            HTML     26K 
 4: EX-31.2     Exhibit 31.2 - CFO Sox 302 Certification            HTML     26K 
 5: EX-32.1     Exhibit 32.1 - CEO Sox 906 Certification            HTML     21K 
 6: EX-32.2     Exhibit 32.2 - CFO Sox 906 Certification            HTML     21K 
13: R1          Document and Entity Information                     HTML     76K 
14: R2          Consolidated Statements of Income                   HTML    100K 
15: R3          Consolidated Statements of Comprehensive Income     HTML     31K 
16: R4          Consolidated Balance Sheets                         HTML    155K 
17: R5          Consolidated Balance Sheets (Parenthetical)         HTML     47K 
18: R6          Consolidated Statements of Stockholders' Equity     HTML     93K 
19: R7          Consolidated Statements of Stockholders' Equity     HTML     20K 
                (Parenthetical)                                                  
20: R8          Consolidated Statements of Cash Flows               HTML    126K 
21: R9          Basis of Presenation and Nature of Operations       HTML     51K 
22: R10         Acquisitions                                        HTML     25K 
23: R11         IAA Separation and Discontinued Operations          HTML     93K 
24: R12         Stock and Stock-Based Compensation Plans            HTML     44K 
25: R13         Net Income from Continuing Operations Per Share     HTML     50K 
26: R14         Finance Receivables and Obligations Collateralized  HTML     65K 
                by Finance Receivables                                           
27: R15         Long-Term Debt                                      HTML     64K 
28: R16         Derivatives                                         HTML     46K 
29: R17         Leases                                              HTML     67K 
30: R18         Commitments and Contingencies                       HTML     23K 
31: R19         Accumulated Other Comprehensive Income (Loss)       HTML     27K 
32: R20         Segment Information                                 HTML    205K 
33: R21         Basis of Presentation and Nature of Operations      HTML     48K 
                Accounting Policies (Policies)                                   
34: R22         IAA Separation and Discontinued Operations          HTML     94K 
                (Tables)                                                         
35: R23         Stock and Stock-Based Compensation Plans (Tables)   HTML     37K 
36: R24         Net Income from Continuing Operations Per Share     HTML     46K 
                (Tables)                                                         
37: R25         Finance Receivables and Obligations Collateralized  HTML     63K 
                by Finance Receivables (Tables)                                  
38: R26         Long-Term Debt (Tables)                             HTML     56K 
39: R27         Derivatives (Tables)                                HTML     44K 
40: R28         Leases (Tables)                                     HTML     71K 
41: R29         Accumulated Other Comprehensive Income (Loss)       HTML     27K 
                (Tables)                                                         
42: R30         Segment Information (Tables)                        HTML    206K 
43: R31         Basis of Presentation and Nature of Operations      HTML     64K 
                (Details)                                                        
44: R32         Acquisitions (Details)                              HTML     48K 
45: R33         IAA Separation and Discontinued Operations          HTML    134K 
                (Details)                                                        
46: R34         Stock and Stock-Based Compensation Summary          HTML     46K 
                (Details)                                                        
47: R35         Share Repurchase Plan (Details)                     HTML     35K 
48: R36         Net Income from Continuing Operations Per Share     HTML     56K 
                (Details)                                                        
49: R37         Finance Receivables and Obligations Collateralized  HTML     66K 
                by Finance Receivables (Details)                                 
50: R38         Long-Term Debt Summary (Details)                    HTML     64K 
51: R39         Credit Facilities (Details)                         HTML     74K 
52: R40         Derivatives (Details)                               HTML     48K 
53: R41         Derivatives (Details 2)                             HTML     26K 
54: R42         Leases Components of Lease Expense (Details)        HTML     30K 
55: R43         Leases Supplemental Cash Flow Information Related   HTML     33K 
                to Leases (Details)                                              
56: R44         Leases Supplemental Balance Sheet Information       HTML     62K 
                Related to Leases (Details)                                      
57: R45         Leases Maturities of Lease Liabilities (Details)    HTML     60K 
58: R46         Commitments and Contingencies (Details)             HTML     20K 
59: R47         Accumulated Other Comprehensive Income (Loss)       HTML     28K 
                (Details)                                                        
60: R48         Segment Information (Details 1)                     HTML     94K 
61: R49         Segment Information (Details 2)                     HTML     29K 
63: XML         IDEA XML File -- Filing Summary                      XML    112K 
12: XML         XBRL Instance -- karq2201910-q_htm                   XML   1.94M 
62: EXCEL       IDEA Workbook of Financial Reports                  XLSX     68K 
 8: EX-101.CAL  XBRL Calculations -- kar-20190630_cal                XML    227K 
 9: EX-101.DEF  XBRL Definitions -- kar-20190630_def                 XML    495K 
10: EX-101.LAB  XBRL Labels -- kar-20190630_lab                      XML   1.43M 
11: EX-101.PRE  XBRL Presentations -- kar-20190630_pre               XML    830K 
 7: EX-101.SCH  XBRL Schema -- kar-20190630                          XSD    135K 
64: JSON        XBRL Instance as JSON Data -- MetaLinks              304±   453K 
65: ZIP         XBRL Zipped Folder -- 0001395942-19-000099-xbrl      Zip    308K

‘EX-101.LAB’   —   XBRL Labels — kar-20190630_lab

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<link:label id="lab_us-gaap_ComprehensiveIncomeNoteTextBlock_B8BCFC47A48A00090B50DC9D511CF704_label_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNoteTextBlock_B8BCFC47A48A00090B50DC9D511CF704" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Comprehensive Income (Loss) Note [Text Block] </link:label>
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<link:label id="lab_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_DE6518360E52A336F561DC9D503C2BC7_label_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_DE6518360E52A336F561DC9D503C2BC7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Instruments and Hedging Activities Disclosure [Abstract] </link:label>
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<link:label id="lab_us-gaap_IncomeStatementAbstract_5B961720EE84978446B54E9812FEC028_label_en-US" xlink:label="lab_us-gaap_IncomeStatementAbstract_5B961720EE84978446B54E9812FEC028" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Statement [Abstract] </link:label>
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<link:label id="lab_us-gaap_RevenuesAbstract_4B4B20DC0E0A0FD23C084E98130130B3_terseLabel_en-US" xlink:label="lab_us-gaap_RevenuesAbstract_4B4B20DC0E0A0FD23C084E98130130B3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating revenues </link:label>
<link:label id="lab_us-gaap_RevenuesAbstract_4B4B20DC0E0A0FD23C084E98130130B3_label_en-US" xlink:label="lab_us-gaap_RevenuesAbstract_4B4B20DC0E0A0FD23C084E98130130B3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenues [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RevenuesAbstract" xlink:label="loc_us-gaap_RevenuesAbstract_4B4B20DC0E0A0FD23C084E98130130B3" xlink:type="locator"/>
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<link:label id="lab_kar_AdesaAuctionServicesRevenues_138088D24793D60C30AA4E981303EB81_terseLabel_en-US" xlink:label="lab_kar_AdesaAuctionServicesRevenues_138088D24793D60C30AA4E981303EB81" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> ADESA Auction Services </link:label>
<link:label id="lab_kar_AdesaAuctionServicesRevenues_138088D24793D60C30AA4E981303EB81_label_en-US" xlink:label="lab_kar_AdesaAuctionServicesRevenues_138088D24793D60C30AA4E981303EB81" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Adesa Auction Services Revenues </link:label>
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<link:label id="lab_kar_AfcRevenues_EC4A22CD795EA09BEC894E981304195D_terseLabel_en-US" xlink:label="lab_kar_AfcRevenues_EC4A22CD795EA09BEC894E981304195D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> AFC </link:label>
<link:label id="lab_kar_AfcRevenues_EC4A22CD795EA09BEC894E981304195D_label_en-US" xlink:label="lab_kar_AfcRevenues_EC4A22CD795EA09BEC894E981304195D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Afc Revenues </link:label>
<link:label id="lab_kar_AfcRevenues_EC4A22CD795EA09BEC894E981304195D_documentation_en-US" xlink:label="lab_kar_AfcRevenues_EC4A22CD795EA09BEC894E981304195D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> This element represents AFC Revenues. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_AfcRevenues" xlink:label="loc_kar_AfcRevenues_EC4A22CD795EA09BEC894E981304195D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_Revenues_4807D9F4696B31BEC2074E9813044A09_totalLabel_en-US" xlink:label="lab_us-gaap_Revenues_4807D9F4696B31BEC2074E9813044A09" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total operating revenues </link:label>
<link:label id="lab_us-gaap_Revenues_4807D9F4696B31BEC2074E9813044A09_label_en-US" xlink:label="lab_us-gaap_Revenues_4807D9F4696B31BEC2074E9813044A09" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenues </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_Revenues" xlink:label="loc_us-gaap_Revenues_4807D9F4696B31BEC2074E9813044A09" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_3FCC89844A90A9A9E8174E981306F4B9_verboseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_3FCC89844A90A9A9E8174E981306F4B9" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Income from continuing operations before income taxes </link:label>
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<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_F99D31646CCC1015E6033E4A69227C6B" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_F99D31646CCC1015E6033E4A69227C6B" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockRepurchaseProgramAuthorizedAmount1_D505AA87F399ED40E6BC3E4A692271C0_terseLabel_en-US" xlink:label="lab_us-gaap_StockRepurchaseProgramAuthorizedAmount1_D505AA87F399ED40E6BC3E4A692271C0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock repurchase program, authorized amount </link:label>
<link:label id="lab_us-gaap_StockRepurchaseProgramAuthorizedAmount1_D505AA87F399ED40E6BC3E4A692271C0_label_en-US" xlink:label="lab_us-gaap_StockRepurchaseProgramAuthorizedAmount1_D505AA87F399ED40E6BC3E4A692271C0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Repurchase Program, Authorized Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockRepurchaseProgramAuthorizedAmount1" xlink:label="loc_us-gaap_StockRepurchaseProgramAuthorizedAmount1_D505AA87F399ED40E6BC3E4A692271C0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockRepurchaseProgramAuthorizedAmount1_D505AA87F399ED40E6BC3E4A692271C0" xlink:to="lab_us-gaap_StockRepurchaseProgramAuthorizedAmount1_D505AA87F399ED40E6BC3E4A692271C0" xlink:type="arc"/>
<link:label id="lab_us-gaap_CommonStockParOrStatedValuePerShare_98302AFAEE8EB095237B3E4A6923EEF0_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockParOrStatedValuePerShare_98302AFAEE8EB095237B3E4A6923EEF0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock, par value (in dollars per share) </link:label>
<link:label id="lab_us-gaap_CommonStockParOrStatedValuePerShare_98302AFAEE8EB095237B3E4A6923EEF0_label_en-US" xlink:label="lab_us-gaap_CommonStockParOrStatedValuePerShare_98302AFAEE8EB095237B3E4A6923EEF0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, Par or Stated Value Per Share </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_98302AFAEE8EB095237B3E4A6923EEF0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockParOrStatedValuePerShare_98302AFAEE8EB095237B3E4A6923EEF0" xlink:to="lab_us-gaap_CommonStockParOrStatedValuePerShare_98302AFAEE8EB095237B3E4A6923EEF0" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockRepurchaseProgramExpirationDate_5511FE0403C4C077C9AE3E4A69231C4F_terseLabel_en-US" xlink:label="lab_us-gaap_StockRepurchaseProgramExpirationDate_5511FE0403C4C077C9AE3E4A69231C4F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock repurchase program expiration date </link:label>
<link:label id="lab_us-gaap_StockRepurchaseProgramExpirationDate_5511FE0403C4C077C9AE3E4A69231C4F_label_en-US" xlink:label="lab_us-gaap_StockRepurchaseProgramExpirationDate_5511FE0403C4C077C9AE3E4A69231C4F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Repurchase Program Expiration Date </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockRepurchaseProgramExpirationDate" xlink:label="loc_us-gaap_StockRepurchaseProgramExpirationDate_5511FE0403C4C077C9AE3E4A69231C4F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockRepurchaseProgramExpirationDate_5511FE0403C4C077C9AE3E4A69231C4F" xlink:to="lab_us-gaap_StockRepurchaseProgramExpirationDate_5511FE0403C4C077C9AE3E4A69231C4F" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_A2CB6E3DDA01373EE0C23E4A6923D462_terseLabel_en-US" xlink:label="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_A2CB6E3DDA01373EE0C23E4A6923D462" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock repurchased and retired during period (in shares) </link:label>
<link:label id="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_A2CB6E3DDA01373EE0C23E4A6923D462_label_en-US" xlink:label="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_A2CB6E3DDA01373EE0C23E4A6923D462" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Repurchased and Retired During Period, Shares </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodShares" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_A2CB6E3DDA01373EE0C23E4A6923D462" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_A2CB6E3DDA01373EE0C23E4A6923D462" xlink:to="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_A2CB6E3DDA01373EE0C23E4A6923D462" xlink:type="arc"/>
<link:label id="lab_kar_StockRepurchasedandRetiredWeightedAveragePricePerShare_1D340F405D48A9CE440A3E4A69237C7B_terseLabel_en-US" xlink:label="lab_kar_StockRepurchasedandRetiredWeightedAveragePricePerShare_1D340F405D48A9CE440A3E4A69237C7B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock repurchased and retired weighted average price per share </link:label>
<link:label id="lab_kar_StockRepurchasedandRetiredWeightedAveragePricePerShare_1D340F405D48A9CE440A3E4A69237C7B_label_en-US" xlink:label="lab_kar_StockRepurchasedandRetiredWeightedAveragePricePerShare_1D340F405D48A9CE440A3E4A69237C7B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Repurchased and Retired Weighted Average Price Per Share </link:label>
<link:label id="lab_kar_StockRepurchasedandRetiredWeightedAveragePricePerShare_1D340F405D48A9CE440A3E4A69237C7B_documentation_en-US" xlink:label="lab_kar_StockRepurchasedandRetiredWeightedAveragePricePerShare_1D340F405D48A9CE440A3E4A69237C7B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the weighted average price per share of common stock repurchased and retired. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_StockRepurchasedandRetiredWeightedAveragePricePerShare" xlink:label="loc_kar_StockRepurchasedandRetiredWeightedAveragePricePerShare_1D340F405D48A9CE440A3E4A69237C7B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_StockRepurchasedandRetiredWeightedAveragePricePerShare_1D340F405D48A9CE440A3E4A69237C7B" xlink:to="lab_kar_StockRepurchasedandRetiredWeightedAveragePricePerShare_1D340F405D48A9CE440A3E4A69237C7B" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_44EAC38B039592C317383E4DE2DF4B26_terseLabel_en-US" xlink:label="lab_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_44EAC38B039592C317383E4DE2DF4B26" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock Repurchase Program, Remaining Authorized Repurchase Amount </link:label>
<link:label id="lab_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_44EAC38B039592C317383E4DE2DF4B26_label_en-US" xlink:label="lab_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_44EAC38B039592C317383E4DE2DF4B26" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Repurchase Program, Remaining Authorized Repurchase Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1" xlink:label="loc_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_44EAC38B039592C317383E4DE2DF4B26" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_44EAC38B039592C317383E4DE2DF4B26" xlink:to="lab_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_44EAC38B039592C317383E4DE2DF4B26" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentTable_F8A5ECCAAE60B146591F1FFF08D4B2FA_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentTable_F8A5ECCAAE60B146591F1FFF08D4B2FA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Long-term Debt Instruments [Table] </link:label>
<link:label id="lab_us-gaap_DebtInstrumentTable_F8A5ECCAAE60B146591F1FFF08D4B2FA_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentTable_F8A5ECCAAE60B146591F1FFF08D4B2FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Long-term Debt Instruments [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="loc_us-gaap_DebtInstrumentTable_F8A5ECCAAE60B146591F1FFF08D4B2FA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentTable_F8A5ECCAAE60B146591F1FFF08D4B2FA" xlink:to="lab_us-gaap_DebtInstrumentTable_F8A5ECCAAE60B146591F1FFF08D4B2FA" xlink:type="arc"/>
<link:label id="lab_kar_LongtermDebtCreditAgreementAxis_3F7148EBA1A4073A00B81FFF08D53AAE_terseLabel_en-US" xlink:label="lab_kar_LongtermDebtCreditAgreementAxis_3F7148EBA1A4073A00B81FFF08D53AAE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Credit Agreement [Axis] </link:label>
<link:label id="lab_kar_LongtermDebtCreditAgreementAxis_3F7148EBA1A4073A00B81FFF08D53AAE_label_en-US" xlink:label="lab_kar_LongtermDebtCreditAgreementAxis_3F7148EBA1A4073A00B81FFF08D53AAE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Credit Agreement [Axis] </link:label>
<link:label id="lab_kar_LongtermDebtCreditAgreementAxis_3F7148EBA1A4073A00B81FFF08D53AAE_documentation_en-US" xlink:label="lab_kar_LongtermDebtCreditAgreementAxis_3F7148EBA1A4073A00B81FFF08D53AAE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Credit Agreement [Axis] </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_LongtermDebtCreditAgreementAxis" xlink:label="loc_kar_LongtermDebtCreditAgreementAxis_3F7148EBA1A4073A00B81FFF08D53AAE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_LongtermDebtCreditAgreementAxis_3F7148EBA1A4073A00B81FFF08D53AAE" xlink:to="lab_kar_LongtermDebtCreditAgreementAxis_3F7148EBA1A4073A00B81FFF08D53AAE" xlink:type="arc"/>
<link:label id="lab_kar_LongtermDebtCreditAgreementDomain_5769403201DF1F55784B1FFF08D5319E_terseLabel_en-US" xlink:label="lab_kar_LongtermDebtCreditAgreementDomain_5769403201DF1F55784B1FFF08D5319E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Credit Agreement [Domain] </link:label>
<link:label id="lab_kar_LongtermDebtCreditAgreementDomain_5769403201DF1F55784B1FFF08D5319E_label_en-US" xlink:label="lab_kar_LongtermDebtCreditAgreementDomain_5769403201DF1F55784B1FFF08D5319E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Credit Agreement [Domain] </link:label>
<link:label id="lab_kar_LongtermDebtCreditAgreementDomain_5769403201DF1F55784B1FFF08D5319E_documentation_en-US" xlink:label="lab_kar_LongtermDebtCreditAgreementDomain_5769403201DF1F55784B1FFF08D5319E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> [Domain] for Long-term Debt, Credit Agreement [Axis] </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_LongtermDebtCreditAgreementDomain" xlink:label="loc_kar_LongtermDebtCreditAgreementDomain_5769403201DF1F55784B1FFF08D5319E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_LongtermDebtCreditAgreementDomain_5769403201DF1F55784B1FFF08D5319E" xlink:to="lab_kar_LongtermDebtCreditAgreementDomain_5769403201DF1F55784B1FFF08D5319E" xlink:type="arc"/>
<link:label id="lab_kar_EuropeanLineofCreditMember_F3D044AA40E209E9EA531FFF08D5328E_terseLabel_en-US" xlink:label="lab_kar_EuropeanLineofCreditMember_F3D044AA40E209E9EA531FFF08D5328E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> European lines of credit </link:label>
<link:label id="lab_kar_EuropeanLineofCreditMember_F3D044AA40E209E9EA531FFF08D5328E_label_en-US" xlink:label="lab_kar_EuropeanLineofCreditMember_F3D044AA40E209E9EA531FFF08D5328E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> European Line of Credit [Member] </link:label>
<link:label id="lab_kar_EuropeanLineofCreditMember_F3D044AA40E209E9EA531FFF08D5328E_documentation_en-US" xlink:label="lab_kar_EuropeanLineofCreditMember_F3D044AA40E209E9EA531FFF08D5328E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> European Line of Credit. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_EuropeanLineofCreditMember" xlink:label="loc_kar_EuropeanLineofCreditMember_F3D044AA40E209E9EA531FFF08D5328E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_EuropeanLineofCreditMember_F3D044AA40E209E9EA531FFF08D5328E" xlink:to="lab_kar_EuropeanLineofCreditMember_F3D044AA40E209E9EA531FFF08D5328E" xlink:type="arc"/>
<link:label id="lab_kar_CanadianLineofCreditMember_782EA93F33E0CB12F1CF1FFF08D532CD_terseLabel_en-US" xlink:label="lab_kar_CanadianLineofCreditMember_782EA93F33E0CB12F1CF1FFF08D532CD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Canadian line of credit </link:label>
<link:label id="lab_kar_CanadianLineofCreditMember_782EA93F33E0CB12F1CF1FFF08D532CD_label_en-US" xlink:label="lab_kar_CanadianLineofCreditMember_782EA93F33E0CB12F1CF1FFF08D532CD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Canadian Line of Credit [Member] </link:label>
<link:label id="lab_kar_CanadianLineofCreditMember_782EA93F33E0CB12F1CF1FFF08D532CD_documentation_en-US" xlink:label="lab_kar_CanadianLineofCreditMember_782EA93F33E0CB12F1CF1FFF08D532CD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Canadian Line of Credit </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_CanadianLineofCreditMember" xlink:label="loc_kar_CanadianLineofCreditMember_782EA93F33E0CB12F1CF1FFF08D532CD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_CanadianLineofCreditMember_782EA93F33E0CB12F1CF1FFF08D532CD" xlink:to="lab_kar_CanadianLineofCreditMember_782EA93F33E0CB12F1CF1FFF08D532CD" xlink:type="arc"/>
<link:label id="lab_kar_CreditAgreementMember_0D8210FEE9C0B96D462F1FFF08D6E0B3_terseLabel_en-US" xlink:label="lab_kar_CreditAgreementMember_0D8210FEE9C0B96D462F1FFF08D6E0B3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Credit Agreement </link:label>
<link:label id="lab_kar_CreditAgreementMember_0D8210FEE9C0B96D462F1FFF08D6E0B3_label_en-US" xlink:label="lab_kar_CreditAgreementMember_0D8210FEE9C0B96D462F1FFF08D6E0B3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Credit Agreement [Member] </link:label>
<link:label id="lab_kar_CreditAgreementMember_0D8210FEE9C0B96D462F1FFF08D6E0B3_documentation_en-US" xlink:label="lab_kar_CreditAgreementMember_0D8210FEE9C0B96D462F1FFF08D6E0B3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents details pertaining to the Credit Agreement. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_CreditAgreementMember" xlink:label="loc_kar_CreditAgreementMember_0D8210FEE9C0B96D462F1FFF08D6E0B3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_CreditAgreementMember_0D8210FEE9C0B96D462F1FFF08D6E0B3" xlink:to="lab_kar_CreditAgreementMember_0D8210FEE9C0B96D462F1FFF08D6E0B3" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongtermDebtTypeAxis_58A70BDBDEA24717361E1FFF08D62782_terseLabel_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeAxis_58A70BDBDEA24717361E1FFF08D62782" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Type [Axis] </link:label>
<link:label id="lab_us-gaap_LongtermDebtTypeAxis_58A70BDBDEA24717361E1FFF08D62782_label_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeAxis_58A70BDBDEA24717361E1FFF08D62782" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Type [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_58A70BDBDEA24717361E1FFF08D62782" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_58A70BDBDEA24717361E1FFF08D62782" xlink:to="lab_us-gaap_LongtermDebtTypeAxis_58A70BDBDEA24717361E1FFF08D62782" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongtermDebtTypeDomain_4ABB8B731C67EF56C7B21FFF08D610D4_terseLabel_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeDomain_4ABB8B731C67EF56C7B21FFF08D610D4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Type [Domain] </link:label>
<link:label id="lab_us-gaap_LongtermDebtTypeDomain_4ABB8B731C67EF56C7B21FFF08D610D4_label_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeDomain_4ABB8B731C67EF56C7B21FFF08D610D4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Type [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_4ABB8B731C67EF56C7B21FFF08D610D4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_4ABB8B731C67EF56C7B21FFF08D610D4" xlink:to="lab_us-gaap_LongtermDebtTypeDomain_4ABB8B731C67EF56C7B21FFF08D610D4" xlink:type="arc"/>
<link:label id="lab_kar_TermLoanB4Member_A2F36FC6992E40BB7A681FFF08D6C674_terseLabel_en-US" xlink:label="lab_kar_TermLoanB4Member_A2F36FC6992E40BB7A681FFF08D6C674" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Term Loan B-4 </link:label>
<link:label id="lab_kar_TermLoanB4Member_A2F36FC6992E40BB7A681FFF08D6C674_label_en-US" xlink:label="lab_kar_TermLoanB4Member_A2F36FC6992E40BB7A681FFF08D6C674" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Term Loan B-4 [Member] </link:label>
<link:label id="lab_kar_TermLoanB4Member_A2F36FC6992E40BB7A681FFF08D6C674_documentation_en-US" xlink:label="lab_kar_TermLoanB4Member_A2F36FC6992E40BB7A681FFF08D6C674" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents details pertaining to Term Loan B-4 due on March 11, 2021. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_TermLoanB4Member" xlink:label="loc_kar_TermLoanB4Member_A2F36FC6992E40BB7A681FFF08D6C674" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_TermLoanB4Member_A2F36FC6992E40BB7A681FFF08D6C674" xlink:to="lab_kar_TermLoanB4Member_A2F36FC6992E40BB7A681FFF08D6C674" xlink:type="arc"/>
<link:label id="lab_kar_TermLoanB5Member_35D741055861BBCCF7231FFF08D62E49_terseLabel_en-US" xlink:label="lab_kar_TermLoanB5Member_35D741055861BBCCF7231FFF08D62E49" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Term Loan B-5 </link:label>
<link:label id="lab_kar_TermLoanB5Member_35D741055861BBCCF7231FFF08D62E49_label_en-US" xlink:label="lab_kar_TermLoanB5Member_35D741055861BBCCF7231FFF08D62E49" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Term Loan B-5 [Member] </link:label>
<link:label id="lab_kar_TermLoanB5Member_35D741055861BBCCF7231FFF08D62E49_documentation_en-US" xlink:label="lab_kar_TermLoanB5Member_35D741055861BBCCF7231FFF08D62E49" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents details pertaining to Term Loan B-5 due on March 9, 2023. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_TermLoanB5Member" xlink:label="loc_kar_TermLoanB5Member_35D741055861BBCCF7231FFF08D62E49" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_TermLoanB5Member_35D741055861BBCCF7231FFF08D62E49" xlink:to="lab_kar_TermLoanB5Member_35D741055861BBCCF7231FFF08D62E49" xlink:type="arc"/>
<link:label id="lab_us-gaap_RevolvingCreditFacilityMember_8507B84CFFE27D1F89D31FFF08D74969_verboseLabel_en-US" xlink:label="lab_us-gaap_RevolvingCreditFacilityMember_8507B84CFFE27D1F89D31FFF08D74969" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Revolving credit facility </link:label>
<link:label id="lab_us-gaap_RevolvingCreditFacilityMember_8507B84CFFE27D1F89D31FFF08D74969_label_en-US" xlink:label="lab_us-gaap_RevolvingCreditFacilityMember_8507B84CFFE27D1F89D31FFF08D74969" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revolving Credit Facility [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RevolvingCreditFacilityMember" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_8507B84CFFE27D1F89D31FFF08D74969" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevolvingCreditFacilityMember_8507B84CFFE27D1F89D31FFF08D74969" xlink:to="lab_us-gaap_RevolvingCreditFacilityMember_8507B84CFFE27D1F89D31FFF08D74969" xlink:type="arc"/>
<link:label id="lab_us-gaap_SeniorNotesMember_199047856F15497D95961FFF08D7B5B6_terseLabel_en-US" xlink:label="lab_us-gaap_SeniorNotesMember_199047856F15497D95961FFF08D7B5B6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior notes </link:label>
<link:label id="lab_us-gaap_SeniorNotesMember_199047856F15497D95961FFF08D7B5B6_label_en-US" xlink:label="lab_us-gaap_SeniorNotesMember_199047856F15497D95961FFF08D7B5B6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Senior Notes [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SeniorNotesMember" xlink:label="loc_us-gaap_SeniorNotesMember_199047856F15497D95961FFF08D7B5B6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SeniorNotesMember_199047856F15497D95961FFF08D7B5B6" xlink:to="lab_us-gaap_SeniorNotesMember_199047856F15497D95961FFF08D7B5B6" xlink:type="arc"/>
<link:label id="lab_us-gaap_ForeignLineOfCreditMember_44E4DA9B56F5BABBBCA91FFF08D705BA_terseLabel_en-US" xlink:label="lab_us-gaap_ForeignLineOfCreditMember_44E4DA9B56F5BABBBCA91FFF08D705BA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Foreign lines of credit </link:label>
<link:label id="lab_us-gaap_ForeignLineOfCreditMember_44E4DA9B56F5BABBBCA91FFF08D705BA_label_en-US" xlink:label="lab_us-gaap_ForeignLineOfCreditMember_44E4DA9B56F5BABBBCA91FFF08D705BA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Foreign Line of Credit [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ForeignLineOfCreditMember" xlink:label="loc_us-gaap_ForeignLineOfCreditMember_44E4DA9B56F5BABBBCA91FFF08D705BA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ForeignLineOfCreditMember_44E4DA9B56F5BABBBCA91FFF08D705BA" xlink:to="lab_us-gaap_ForeignLineOfCreditMember_44E4DA9B56F5BABBBCA91FFF08D705BA" xlink:type="arc"/>
<link:label id="lab_us-gaap_VariableRateAxis_9355619F2AC888D807AD1FFF08D70D96_terseLabel_en-US" xlink:label="lab_us-gaap_VariableRateAxis_9355619F2AC888D807AD1FFF08D70D96" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Variable Rate [Axis] </link:label>
<link:label id="lab_us-gaap_VariableRateAxis_9355619F2AC888D807AD1FFF08D70D96_label_en-US" xlink:label="lab_us-gaap_VariableRateAxis_9355619F2AC888D807AD1FFF08D70D96" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Variable Rate [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_VariableRateAxis" xlink:label="loc_us-gaap_VariableRateAxis_9355619F2AC888D807AD1FFF08D70D96" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_VariableRateAxis_9355619F2AC888D807AD1FFF08D70D96" xlink:to="lab_us-gaap_VariableRateAxis_9355619F2AC888D807AD1FFF08D70D96" xlink:type="arc"/>
<link:label id="lab_us-gaap_VariableRateDomain_1FADA2246457C39956911FFF08D7C376_terseLabel_en-US" xlink:label="lab_us-gaap_VariableRateDomain_1FADA2246457C39956911FFF08D7C376" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Variable Rate [Domain] </link:label>
<link:label id="lab_us-gaap_VariableRateDomain_1FADA2246457C39956911FFF08D7C376_label_en-US" xlink:label="lab_us-gaap_VariableRateDomain_1FADA2246457C39956911FFF08D7C376" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Variable Rate [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_VariableRateDomain" xlink:label="loc_us-gaap_VariableRateDomain_1FADA2246457C39956911FFF08D7C376" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_VariableRateDomain_1FADA2246457C39956911FFF08D7C376" xlink:to="lab_us-gaap_VariableRateDomain_1FADA2246457C39956911FFF08D7C376" xlink:type="arc"/>
<link:label id="lab_kar_DebtInstrumentVariableRateBaseAdjustedLIBORMember_94A51A5BB29C34C7895C1FFF08D89B89_terseLabel_en-US" xlink:label="lab_kar_DebtInstrumentVariableRateBaseAdjustedLIBORMember_94A51A5BB29C34C7895C1FFF08D89B89" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Adjusted LIBOR </link:label>
<link:label id="lab_kar_DebtInstrumentVariableRateBaseAdjustedLIBORMember_94A51A5BB29C34C7895C1FFF08D89B89_label_en-US" xlink:label="lab_kar_DebtInstrumentVariableRateBaseAdjustedLIBORMember_94A51A5BB29C34C7895C1FFF08D89B89" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument Variable Rate Base Adjusted LIBOR [Member] </link:label>
<link:label id="lab_kar_DebtInstrumentVariableRateBaseAdjustedLIBORMember_94A51A5BB29C34C7895C1FFF08D89B89_documentation_en-US" xlink:label="lab_kar_DebtInstrumentVariableRateBaseAdjustedLIBORMember_94A51A5BB29C34C7895C1FFF08D89B89" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the adjusted London Interbank Offered Rate for statutory reserve requirements used to calculate the variable interest rate of the debt instrument. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_DebtInstrumentVariableRateBaseAdjustedLIBORMember" xlink:label="loc_kar_DebtInstrumentVariableRateBaseAdjustedLIBORMember_94A51A5BB29C34C7895C1FFF08D89B89" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_DebtInstrumentVariableRateBaseAdjustedLIBORMember_94A51A5BB29C34C7895C1FFF08D89B89" xlink:to="lab_kar_DebtInstrumentVariableRateBaseAdjustedLIBORMember_94A51A5BB29C34C7895C1FFF08D89B89" xlink:type="arc"/>
<link:label id="lab_kar_DebtInstrumentEuriborRateMember_DBD53F58BCE4035164321FFF08D89924_terseLabel_en-US" xlink:label="lab_kar_DebtInstrumentEuriborRateMember_DBD53F58BCE4035164321FFF08D89924" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Euribor rate </link:label>
<link:label id="lab_kar_DebtInstrumentEuriborRateMember_DBD53F58BCE4035164321FFF08D89924_label_en-US" xlink:label="lab_kar_DebtInstrumentEuriborRateMember_DBD53F58BCE4035164321FFF08D89924" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> DebtInstrumentEuriborRate [Member] </link:label>
<link:label id="lab_kar_DebtInstrumentEuriborRateMember_DBD53F58BCE4035164321FFF08D89924_documentation_en-US" xlink:label="lab_kar_DebtInstrumentEuriborRateMember_DBD53F58BCE4035164321FFF08D89924" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Debt Instrument Euribor Rate. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_DebtInstrumentEuriborRateMember" xlink:label="loc_kar_DebtInstrumentEuriborRateMember_DBD53F58BCE4035164321FFF08D89924" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_DebtInstrumentEuriborRateMember_DBD53F58BCE4035164321FFF08D89924" xlink:to="lab_kar_DebtInstrumentEuriborRateMember_DBD53F58BCE4035164321FFF08D89924" xlink:type="arc"/>
<link:label id="lab_kar_DebtInstrumentCanadianPrimeRateMember_2C3A6BBEA0505FA1AC0E1FFF08D8CC6C_terseLabel_en-US" xlink:label="lab_kar_DebtInstrumentCanadianPrimeRateMember_2C3A6BBEA0505FA1AC0E1FFF08D8CC6C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> CAD Prime </link:label>
<link:label id="lab_kar_DebtInstrumentCanadianPrimeRateMember_2C3A6BBEA0505FA1AC0E1FFF08D8CC6C_label_en-US" xlink:label="lab_kar_DebtInstrumentCanadianPrimeRateMember_2C3A6BBEA0505FA1AC0E1FFF08D8CC6C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument Canadian Prime Rate [Member] </link:label>
<link:label id="lab_kar_DebtInstrumentCanadianPrimeRateMember_2C3A6BBEA0505FA1AC0E1FFF08D8CC6C_documentation_en-US" xlink:label="lab_kar_DebtInstrumentCanadianPrimeRateMember_2C3A6BBEA0505FA1AC0E1FFF08D8CC6C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the Canadian prime rate, which is used to calculate the variable interest rate of the debt instrument. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_DebtInstrumentCanadianPrimeRateMember" xlink:label="loc_kar_DebtInstrumentCanadianPrimeRateMember_2C3A6BBEA0505FA1AC0E1FFF08D8CC6C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_DebtInstrumentCanadianPrimeRateMember_2C3A6BBEA0505FA1AC0E1FFF08D8CC6C" xlink:to="lab_kar_DebtInstrumentCanadianPrimeRateMember_2C3A6BBEA0505FA1AC0E1FFF08D8CC6C" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentLineItems_A4E3EE885D4E66C4049E1FFF08D8BB6C_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentLineItems_A4E3EE885D4E66C4049E1FFF08D8BB6C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-Term Debt </link:label>
<link:label id="lab_us-gaap_DebtInstrumentLineItems_A4E3EE885D4E66C4049E1FFF08D8BB6C_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentLineItems_A4E3EE885D4E66C4049E1FFF08D8BB6C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="loc_us-gaap_DebtInstrumentLineItems_A4E3EE885D4E66C4049E1FFF08D8BB6C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentLineItems_A4E3EE885D4E66C4049E1FFF08D8BB6C" xlink:to="lab_us-gaap_DebtInstrumentLineItems_A4E3EE885D4E66C4049E1FFF08D8BB6C" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentDescriptionOfVariableRateBasis_33BA1B9C5AB0F263F30A1FFF08D9BF10_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentDescriptionOfVariableRateBasis_33BA1B9C5AB0F263F30A1FFF08D9BF10" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Variable rate basis </link:label>
<link:label id="lab_us-gaap_DebtInstrumentDescriptionOfVariableRateBasis_33BA1B9C5AB0F263F30A1FFF08D9BF10_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentDescriptionOfVariableRateBasis_33BA1B9C5AB0F263F30A1FFF08D9BF10" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Description of Variable Rate Basis </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DebtInstrumentDescriptionOfVariableRateBasis" xlink:label="loc_us-gaap_DebtInstrumentDescriptionOfVariableRateBasis_33BA1B9C5AB0F263F30A1FFF08D9BF10" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentDescriptionOfVariableRateBasis_33BA1B9C5AB0F263F30A1FFF08D9BF10" xlink:to="lab_us-gaap_DebtInstrumentDescriptionOfVariableRateBasis_33BA1B9C5AB0F263F30A1FFF08D9BF10" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_E13A251A1DE20149862E1FFF08D9F7A8_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_E13A251A1DE20149862E1FFF08D9F7A8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest rate basis (as a percent) </link:label>
<link:label id="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_E13A251A1DE20149862E1FFF08D9F7A8_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_E13A251A1DE20149862E1FFF08D9F7A8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Basis Spread on Variable Rate </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_E13A251A1DE20149862E1FFF08D9F7A8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_E13A251A1DE20149862E1FFF08D9F7A8" xlink:to="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_E13A251A1DE20149862E1FFF08D9F7A8" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_CEE2DB27271651181B041FFF08DACBE5_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_CEE2DB27271651181B041FFF08DACBE5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior notes stated interest rate </link:label>
<link:label id="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_CEE2DB27271651181B041FFF08DACBE5_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_CEE2DB27271651181B041FFF08DACBE5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Interest Rate, Stated Percentage </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_CEE2DB27271651181B041FFF08DACBE5" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DebtInstrumentCarryingAmount_68D50908B8D9B9DC1DF11FFF08D87CDB_verboseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentCarryingAmount_68D50908B8D9B9DC1DF11FFF08D87CDB" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Total debt </link:label>
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<link:label id="lab_us-gaap_LongTermDebtNoncurrent_C6CFB1C5CA96F37DE9521FFF08D943B6_label_en-US" xlink:label="lab_us-gaap_LongTermDebtNoncurrent_C6CFB1C5CA96F37DE9521FFF08D943B6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Excluding Current Maturities </link:label>
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<link:label id="lab_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_3137F158E3D2B11721344E98A7BD9435_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_3137F158E3D2B11721344E98A7BD9435" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivative Instruments, Gain (Loss) [Table] </link:label>
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<link:label id="lab_us-gaap_IncomeStatementLocationAxis_B26040DF34F51CA4FA3D4E98A7BD5725_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationAxis_B26040DF34F51CA4FA3D4E98A7BD5725" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income Statement Location [Axis] </link:label>
<link:label id="lab_us-gaap_IncomeStatementLocationAxis_B26040DF34F51CA4FA3D4E98A7BD5725_label_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationAxis_B26040DF34F51CA4FA3D4E98A7BD5725" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Statement Location [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_B26040DF34F51CA4FA3D4E98A7BD5725" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeStatementLocationDomain_117A62A42A3B9751290D4E98A7BD0DB8_label_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationDomain_117A62A42A3B9751290D4E98A7BD0DB8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Statement Location [Domain] </link:label>
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<link:label id="lab_us-gaap_InterestExpenseMember_79A934A2611CD190C9B64E98A7BE99EA_terseLabel_en-US" xlink:label="lab_us-gaap_InterestExpenseMember_79A934A2611CD190C9B64E98A7BE99EA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest Expense </link:label>
<link:label id="lab_us-gaap_InterestExpenseMember_79A934A2611CD190C9B64E98A7BE99EA_label_en-US" xlink:label="lab_us-gaap_InterestExpenseMember_79A934A2611CD190C9B64E98A7BE99EA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Expense [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_InterestExpenseMember" xlink:label="loc_us-gaap_InterestExpenseMember_79A934A2611CD190C9B64E98A7BE99EA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DerivativeInstrumentRiskAxis_DC77144E7F2BA62EEB774E98A7BED14B_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentRiskAxis_DC77144E7F2BA62EEB774E98A7BED14B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivative Instrument Risk [Axis] </link:label>
<link:label id="lab_us-gaap_DerivativeInstrumentRiskAxis_DC77144E7F2BA62EEB774E98A7BED14B_label_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentRiskAxis_DC77144E7F2BA62EEB774E98A7BED14B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Instrument [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_DC77144E7F2BA62EEB774E98A7BED14B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DerivativeContractTypeDomain_299F5B3655687A8AA7154E98A7BE55AF_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeContractTypeDomain_299F5B3655687A8AA7154E98A7BE55AF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivative, Name [Domain] </link:label>
<link:label id="lab_us-gaap_DerivativeContractTypeDomain_299F5B3655687A8AA7154E98A7BE55AF_label_en-US" xlink:label="lab_us-gaap_DerivativeContractTypeDomain_299F5B3655687A8AA7154E98A7BE55AF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Contract [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_299F5B3655687A8AA7154E98A7BE55AF" xlink:type="locator"/>
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<link:label id="lab_kar_MarchandAugust2017InterestRateCapsMember_3825726213A619EF39B34E98A7BEAF71_terseLabel_en-US" xlink:label="lab_kar_MarchandAugust2017InterestRateCapsMember_3825726213A619EF39B34E98A7BEAF71" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> March and August 2017 interest rate caps </link:label>
<link:label id="lab_kar_MarchandAugust2017InterestRateCapsMember_3825726213A619EF39B34E98A7BEAF71_label_en-US" xlink:label="lab_kar_MarchandAugust2017InterestRateCapsMember_3825726213A619EF39B34E98A7BEAF71" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> March and August 2017 Interest Rate Caps [Member] </link:label>
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<link:label id="lab_kar_SignificantChangeInLegalAndRegulatoryProceedings_20CCED9F755B7A0F73A0DC9D50D04CD3_terseLabel_en-US" xlink:label="lab_kar_SignificantChangeInLegalAndRegulatoryProceedings_20CCED9F755B7A0F73A0DC9D50D04CD3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Significant change in legal and regulatory proceedings </link:label>
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<link:loc xlink:href="kar-20190630.xsd#kar_SignificantChangeInLegalAndRegulatoryProceedings" xlink:label="loc_kar_SignificantChangeInLegalAndRegulatoryProceedings_20CCED9F755B7A0F73A0DC9D50D04CD3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_640D3EA0519E4B7F3BB0DC9D506BD10E_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_640D3EA0519E4B7F3BB0DC9D506BD10E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of the fair value of the entity's interest rate derivatives included in the consolidated balance sheet </link:label>
<link:label id="lab_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_640D3EA0519E4B7F3BB0DC9D506BD10E_label_en-US" xlink:label="lab_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_640D3EA0519E4B7F3BB0DC9D506BD10E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock" xlink:label="loc_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_640D3EA0519E4B7F3BB0DC9D506BD10E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfOtherDerivativesNotDesignatedAsHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock_8D6F7C4792A37D3A55ACDC9D506B2DD4_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfOtherDerivativesNotDesignatedAsHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock_8D6F7C4792A37D3A55ACDC9D506B2DD4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of other derivatives not designated as hedging instruments, statements of financial performance </link:label>
<link:label id="lab_us-gaap_ScheduleOfOtherDerivativesNotDesignatedAsHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock_8D6F7C4792A37D3A55ACDC9D506B2DD4_label_en-US" xlink:label="lab_us-gaap_ScheduleOfOtherDerivativesNotDesignatedAsHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock_8D6F7C4792A37D3A55ACDC9D506B2DD4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivatives Not Designated as Hedging Instruments [Table Text Block] </link:label>
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<link:label id="lab_us-gaap_PlanNameAxis_9837CABE48EA07C18A564E98A8898941_terseLabel_en-US" xlink:label="lab_us-gaap_PlanNameAxis_9837CABE48EA07C18A564E98A8898941" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Plan Name [Axis] </link:label>
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<link:label id="lab_us-gaap_PlanNameDomain_39254AA1BA8CEA45BE134E98A889DE30_terseLabel_en-US" xlink:label="lab_us-gaap_PlanNameDomain_39254AA1BA8CEA45BE134E98A889DE30" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Plan Name [Domain] </link:label>
<link:label id="lab_us-gaap_PlanNameDomain_39254AA1BA8CEA45BE134E98A889DE30_label_en-US" xlink:label="lab_us-gaap_PlanNameDomain_39254AA1BA8CEA45BE134E98A889DE30" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Plan Name [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PlanNameDomain" xlink:label="loc_us-gaap_PlanNameDomain_39254AA1BA8CEA45BE134E98A889DE30" xlink:type="locator"/>
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<link:label id="lab_kar_KARAuctionServicesIncOmnibusStockAndIncentivePlan2009Member_B57D6C9C4583D21BE7664E98A88A15B2_terseLabel_en-US" xlink:label="lab_kar_KARAuctionServicesIncOmnibusStockAndIncentivePlan2009Member_B57D6C9C4583D21BE7664E98A88A15B2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> KAR Auction Services, Inc. 2009 Omnibus Stock and Incentive Plan </link:label>
<link:label id="lab_kar_KARAuctionServicesIncOmnibusStockAndIncentivePlan2009Member_B57D6C9C4583D21BE7664E98A88A15B2_label_en-US" xlink:label="lab_kar_KARAuctionServicesIncOmnibusStockAndIncentivePlan2009Member_B57D6C9C4583D21BE7664E98A88A15B2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> KAR Auction Services Inc Omnibus Stock and Incentive Plan 2009 [Member] </link:label>
<link:label id="lab_kar_KARAuctionServicesIncOmnibusStockAndIncentivePlan2009Member_B57D6C9C4583D21BE7664E98A88A15B2_documentation_en-US" xlink:label="lab_kar_KARAuctionServicesIncOmnibusStockAndIncentivePlan2009Member_B57D6C9C4583D21BE7664E98A88A15B2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents information pertaining to KAR Auction Services, Inc. 2009 Omnibus Stock and Incentive Plan of the entity. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_KARAuctionServicesIncOmnibusStockAndIncentivePlan2009Member" xlink:label="loc_kar_KARAuctionServicesIncOmnibusStockAndIncentivePlan2009Member_B57D6C9C4583D21BE7664E98A88A15B2" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AwardTypeAxis_332D60016D23AFB1F56C4E98A88AC59A_terseLabel_en-US" xlink:label="lab_us-gaap_AwardTypeAxis_332D60016D23AFB1F56C4E98A88AC59A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Award Type [Axis] </link:label>
<link:label id="lab_us-gaap_AwardTypeAxis_332D60016D23AFB1F56C4E98A88AC59A_label_en-US" xlink:label="lab_us-gaap_AwardTypeAxis_332D60016D23AFB1F56C4E98A88AC59A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Award Type [Axis] </link:label>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_14439D9E8D0F7C1463CF4E98A88AD9A1_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_14439D9E8D0F7C1463CF4E98A88AD9A1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Equity Award [Domain] </link:label>
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<link:label id="lab_kar_PRSUsMember_1ED060C09D3D8ADFE1154E98A88A9548_terseLabel_en-US" xlink:label="lab_kar_PRSUsMember_1ED060C09D3D8ADFE1154E98A88A9548" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> PRSUs </link:label>
<link:label id="lab_kar_PRSUsMember_1ED060C09D3D8ADFE1154E98A88A9548_label_en-US" xlink:label="lab_kar_PRSUsMember_1ED060C09D3D8ADFE1154E98A88A9548" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> PRSUs [Member] </link:label>
<link:label id="lab_kar_PRSUsMember_1ED060C09D3D8ADFE1154E98A88A9548_documentation_en-US" xlink:label="lab_kar_PRSUsMember_1ED060C09D3D8ADFE1154E98A88A9548" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Performance-based restricted stock units (PRSUs) granted to certain employees of the Company. Includes PRSUs with vesting tied to the Company's Total Shareholder Return (TSR) and cumulative Adjusted EPS. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_PRSUsMember" xlink:label="loc_kar_PRSUsMember_1ED060C09D3D8ADFE1154E98A88A9548" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RestrictedStockUnitsRSUMember_868A76023E0AC813AAEE4E98A88B4D91_terseLabel_en-US" xlink:label="lab_us-gaap_RestrictedStockUnitsRSUMember_868A76023E0AC813AAEE4E98A88B4D91" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> RSUs </link:label>
<link:label id="lab_us-gaap_RestrictedStockUnitsRSUMember_868A76023E0AC813AAEE4E98A88B4D91_label_en-US" xlink:label="lab_us-gaap_RestrictedStockUnitsRSUMember_868A76023E0AC813AAEE4E98A88B4D91" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restricted Stock Units (RSUs) [Member] </link:label>
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<link:label id="lab_kar_ServiceOptionsMember_F9EBA1442AD8351A90A44E98A88BB866_terseLabel_en-US" xlink:label="lab_kar_ServiceOptionsMember_F9EBA1442AD8351A90A44E98A88BB866" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Service options </link:label>
<link:label id="lab_kar_ServiceOptionsMember_F9EBA1442AD8351A90A44E98A88BB866_label_en-US" xlink:label="lab_kar_ServiceOptionsMember_F9EBA1442AD8351A90A44E98A88BB866" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Service Options [Member] </link:label>
<link:label id="lab_kar_ServiceOptionsMember_F9EBA1442AD8351A90A44E98A88BB866_documentation_en-US" xlink:label="lab_kar_ServiceOptionsMember_F9EBA1442AD8351A90A44E98A88BB866" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents information pertaining to service options of the entity classified as equity awards. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_ServiceOptionsMember" xlink:label="loc_kar_ServiceOptionsMember_F9EBA1442AD8351A90A44E98A88BB866" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_ServiceOptionsMember_F9EBA1442AD8351A90A44E98A88BB866" xlink:to="lab_kar_ServiceOptionsMember_F9EBA1442AD8351A90A44E98A88BB866" xlink:type="arc"/>
<link:label id="lab_kar_PRSUsOperatingAdjustedEPSMember_0FEE73BC54E1B123995B4E98A88BB113_terseLabel_en-US" xlink:label="lab_kar_PRSUsOperatingAdjustedEPSMember_0FEE73BC54E1B123995B4E98A88BB113" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> PRSUs - Operating Adjusted EPS </link:label>
<link:label id="lab_kar_PRSUsOperatingAdjustedEPSMember_0FEE73BC54E1B123995B4E98A88BB113_label_en-US" xlink:label="lab_kar_PRSUsOperatingAdjustedEPSMember_0FEE73BC54E1B123995B4E98A88BB113" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> PRSUs - Operating Adjusted EPS [Member] </link:label>
<link:label id="lab_kar_PRSUsOperatingAdjustedEPSMember_0FEE73BC54E1B123995B4E98A88BB113_documentation_en-US" xlink:label="lab_kar_PRSUsOperatingAdjustedEPSMember_0FEE73BC54E1B123995B4E98A88BB113" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Performance based restricted stock units (PRSUs) with vesting tied to the Company's cumulative Operating Adjusted EPS. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_PRSUsOperatingAdjustedEPSMember" xlink:label="loc_kar_PRSUsOperatingAdjustedEPSMember_0FEE73BC54E1B123995B4E98A88BB113" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_20A915933CF54C37786E4E98A88BB5CD_terseLabel_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense_20A915933CF54C37786E4E98A88BB5CD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock-based compensation expense (in dollars) </link:label>
<link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_20A915933CF54C37786E4E98A88BB5CD_label_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense_20A915933CF54C37786E4E98A88BB5CD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Allocated Share-based Compensation Expense </link:label>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_DD0A29B126A95EA515944E98A88B71FD_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_DD0A29B126A95EA515944E98A88B71FD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> PRSUs and/or RSUs grants </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_DD0A29B126A95EA515944E98A88B71FD_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_DD0A29B126A95EA515944E98A88B71FD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_DD0A29B126A95EA515944E98A88B71FD" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_AA9BC1B39DBCECFD0B8C4E98A88C699B_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_AA9BC1B39DBCECFD0B8C4E98A88C699B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> PRSUs vesting period </link:label>
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<link:label id="lab_kar_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfEqualAnnualInstallmentsForAwardVesting_765EE78D02E05B43CE134E98A88C9D9C_terseLabel_en-US" xlink:label="lab_kar_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfEqualAnnualInstallmentsForAwardVesting_765EE78D02E05B43CE134E98A88C9D9C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of equal annual installments </link:label>
<link:label id="lab_kar_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfEqualAnnualInstallmentsForAwardVesting_765EE78D02E05B43CE134E98A88C9D9C_label_en-US" xlink:label="lab_kar_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfEqualAnnualInstallmentsForAwardVesting_765EE78D02E05B43CE134E98A88C9D9C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share Based Compensation Arrangement by Share Based Payment Award Number of Equal Annual Installments for Award Vesting </link:label>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_5412E47435E450991CA14E98A88C86C1_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_5412E47435E450991CA14E98A88C86C1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted average grant date fair value of the PRSUs/RSUs </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_5412E47435E450991CA14E98A88C86C1_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_5412E47435E450991CA14E98A88C86C1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value </link:label>
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<link:label id="lab_us-gaap_LeasesAbstract_5684332B690AAD1A3D6A4D88ED68899B_label_en-US" xlink:label="lab_us-gaap_LeasesAbstract_5684332B690AAD1A3D6A4D88ED68899B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Leases [Abstract] </link:label>
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<link:label id="lab_us-gaap_LeasesOfLesseeDisclosureTextBlock_6D47F211735CD1CA64E54D88ED684ED8_terseLabel_en-US" xlink:label="lab_us-gaap_LeasesOfLesseeDisclosureTextBlock_6D47F211735CD1CA64E54D88ED684ED8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Leases </link:label>
<link:label id="lab_us-gaap_LeasesOfLesseeDisclosureTextBlock_6D47F211735CD1CA64E54D88ED684ED8_label_en-US" xlink:label="lab_us-gaap_LeasesOfLesseeDisclosureTextBlock_6D47F211735CD1CA64E54D88ED684ED8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Leases of Lessee Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LeasesOfLesseeDisclosureTextBlock" xlink:label="loc_us-gaap_LeasesOfLesseeDisclosureTextBlock_6D47F211735CD1CA64E54D88ED684ED8" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StatementEquityComponentsAxis_BB857D91B51A2C4C6D8F4E98A918D854_terseLabel_en-US" xlink:label="lab_us-gaap_StatementEquityComponentsAxis_BB857D91B51A2C4C6D8F4E98A918D854" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Equity Components [Axis] </link:label>
<link:label id="lab_us-gaap_StatementEquityComponentsAxis_BB857D91B51A2C4C6D8F4E98A918D854_label_en-US" xlink:label="lab_us-gaap_StatementEquityComponentsAxis_BB857D91B51A2C4C6D8F4E98A918D854" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equity Components [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_BB857D91B51A2C4C6D8F4E98A918D854" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EquityComponentDomain_6710A6D6FC85CCB7F6234E98A91890EF_terseLabel_en-US" xlink:label="lab_us-gaap_EquityComponentDomain_6710A6D6FC85CCB7F6234E98A91890EF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Equity Component [Domain] </link:label>
<link:label id="lab_us-gaap_EquityComponentDomain_6710A6D6FC85CCB7F6234E98A91890EF_label_en-US" xlink:label="lab_us-gaap_EquityComponentDomain_6710A6D6FC85CCB7F6234E98A91890EF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equity Component [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_6710A6D6FC85CCB7F6234E98A91890EF" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CommonStockMember_F31E18B335FFFC6A11D24E98A9198F65_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockMember_F31E18B335FFFC6A11D24E98A9198F65" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common Stock </link:label>
<link:label id="lab_us-gaap_CommonStockMember_F31E18B335FFFC6A11D24E98A9198F65_label_en-US" xlink:label="lab_us-gaap_CommonStockMember_F31E18B335FFFC6A11D24E98A9198F65" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock [Member] </link:label>
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<link:label id="lab_us-gaap_AdditionalPaidInCapitalMember_B6D22C5F198E1B56C87B4E98A919B168_terseLabel_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapitalMember_B6D22C5F198E1B56C87B4E98A919B168" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Additional Paid-In Capital </link:label>
<link:label id="lab_us-gaap_AdditionalPaidInCapitalMember_B6D22C5F198E1B56C87B4E98A919B168_label_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapitalMember_B6D22C5F198E1B56C87B4E98A919B168" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Additional Paid-in Capital [Member] </link:label>
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<link:label id="lab_us-gaap_RetainedEarningsMember_56BA33EAE85DD0E380324E98A919E9A9_terseLabel_en-US" xlink:label="lab_us-gaap_RetainedEarningsMember_56BA33EAE85DD0E380324E98A919E9A9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Retained Earnings </link:label>
<link:label id="lab_us-gaap_RetainedEarningsMember_56BA33EAE85DD0E380324E98A919E9A9_label_en-US" xlink:label="lab_us-gaap_RetainedEarningsMember_56BA33EAE85DD0E380324E98A919E9A9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Retained Earnings [Member] </link:label>
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<link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_0F604B56625B0A46A3B74E98A91A7DB6_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_0F604B56625B0A46A3B74E98A91A7DB6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accumulated Other Comprehensive Loss </link:label>
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<link:label id="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_E195603A8601C30302F84E98A91A5F56_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_E195603A8601C30302F84E98A91A5F56" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Stockholders' Equity </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaap_StockholdersEquity_A44ABBFC0CB6AD253BFE4E98A91E318D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CommonStockSharesIssued_9132DB3AF476DFAD70B64E98A91EEEA7_periodEndLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesIssued_9132DB3AF476DFAD70B64E98A91EEEA7" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Ending Balance (in shares) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="loc_us-gaap_CommonStockSharesIssued_9132DB3AF476DFAD70B64E98A91EEEA7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockSharesIssued_9132DB3AF476DFAD70B64E98A91EEEA7" xlink:to="lab_us-gaap_CommonStockSharesIssued_9132DB3AF476DFAD70B64E98A91EEEA7" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_BDFE85BDC14B3D3D190ADC9D5059F1A8_terseLabel_en-US" xlink:label="lab_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_BDFE85BDC14B3D3D190ADC9D5059F1A8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock and Stock-Based Compensation Plans </link:label>
<link:label id="lab_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_BDFE85BDC14B3D3D190ADC9D5059F1A8_label_en-US" xlink:label="lab_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_BDFE85BDC14B3D3D190ADC9D5059F1A8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disclosure of Compensation Related Costs, Share-based Payments [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_BDFE85BDC14B3D3D190ADC9D5059F1A8" xlink:type="locator"/>
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<link:label id="lab_kar_ComponentsofleaseexpenseAbstract_55B604A7C747D496EF9F4E98A7A2868F_terseLabel_en-US" xlink:label="lab_kar_ComponentsofleaseexpenseAbstract_55B604A7C747D496EF9F4E98A7A2868F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Components of lease expense </link:label>
<link:label id="lab_kar_ComponentsofleaseexpenseAbstract_55B604A7C747D496EF9F4E98A7A2868F_label_en-US" xlink:label="lab_kar_ComponentsofleaseexpenseAbstract_55B604A7C747D496EF9F4E98A7A2868F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Components of lease expense [Abstract] </link:label>
<link:label id="lab_kar_ComponentsofleaseexpenseAbstract_55B604A7C747D496EF9F4E98A7A2868F_documentation_en-US" xlink:label="lab_kar_ComponentsofleaseexpenseAbstract_55B604A7C747D496EF9F4E98A7A2868F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Components of lease expense </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_ComponentsofleaseexpenseAbstract" xlink:label="loc_kar_ComponentsofleaseexpenseAbstract_55B604A7C747D496EF9F4E98A7A2868F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OperatingLeaseCost_6DC3D642DF4112CBB09C4E98A7A21AB1_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseCost_6DC3D642DF4112CBB09C4E98A7A21AB1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating lease cost </link:label>
<link:label id="lab_us-gaap_OperatingLeaseCost_6DC3D642DF4112CBB09C4E98A7A21AB1_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseCost_6DC3D642DF4112CBB09C4E98A7A21AB1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Cost </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingLeaseCost" xlink:label="loc_us-gaap_OperatingLeaseCost_6DC3D642DF4112CBB09C4E98A7A21AB1" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FinanceLeaseCostAbstract_FB8C5F424E60C19BA0D44E98A7A280EF_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseCostAbstract_FB8C5F424E60C19BA0D44E98A7A280EF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Finance lease cost: </link:label>
<link:label id="lab_us-gaap_FinanceLeaseCostAbstract_FB8C5F424E60C19BA0D44E98A7A280EF_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseCostAbstract_FB8C5F424E60C19BA0D44E98A7A280EF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Cost [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FinanceLeaseCostAbstract" xlink:label="loc_us-gaap_FinanceLeaseCostAbstract_FB8C5F424E60C19BA0D44E98A7A280EF" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FinanceLeaseRightOfUseAssetAmortization_EB0E3D32F8AF872815524E98A7A21406_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseRightOfUseAssetAmortization_EB0E3D32F8AF872815524E98A7A21406" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amortization of right-of-use assets </link:label>
<link:label id="lab_us-gaap_FinanceLeaseRightOfUseAssetAmortization_EB0E3D32F8AF872815524E98A7A21406_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseRightOfUseAssetAmortization_EB0E3D32F8AF872815524E98A7A21406" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Right-of-Use Asset, Amortization </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FinanceLeaseRightOfUseAssetAmortization" xlink:label="loc_us-gaap_FinanceLeaseRightOfUseAssetAmortization_EB0E3D32F8AF872815524E98A7A21406" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FinanceLeaseInterestExpense_238B8FF9F2A35AC43EC24E98A7A38461_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseInterestExpense_238B8FF9F2A35AC43EC24E98A7A38461" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest on lease liabilities </link:label>
<link:label id="lab_us-gaap_FinanceLeaseInterestExpense_238B8FF9F2A35AC43EC24E98A7A38461_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseInterestExpense_238B8FF9F2A35AC43EC24E98A7A38461" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Interest Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FinanceLeaseInterestExpense" xlink:label="loc_us-gaap_FinanceLeaseInterestExpense_238B8FF9F2A35AC43EC24E98A7A38461" xlink:type="locator"/>
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<link:label id="lab_kar_FinanceLeaseCost_F9D9C06C7D4EFBC647794E98A7A35F32_terseLabel_en-US" xlink:label="lab_kar_FinanceLeaseCost_F9D9C06C7D4EFBC647794E98A7A35F32" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total finance lease cost </link:label>
<link:label id="lab_kar_FinanceLeaseCost_F9D9C06C7D4EFBC647794E98A7A35F32_label_en-US" xlink:label="lab_kar_FinanceLeaseCost_F9D9C06C7D4EFBC647794E98A7A35F32" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> FinanceLeaseCost </link:label>
<link:label id="lab_kar_FinanceLeaseCost_F9D9C06C7D4EFBC647794E98A7A35F32_documentation_en-US" xlink:label="lab_kar_FinanceLeaseCost_F9D9C06C7D4EFBC647794E98A7A35F32" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Finance lease cost. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_FinanceLeaseCost" xlink:label="loc_kar_FinanceLeaseCost_F9D9C06C7D4EFBC647794E98A7A35F32" xlink:type="locator"/>
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<link:label id="lab_us-gaap_SegmentReportingAbstract_651A6FC117AE3EB848EE47FF79B1E879_label_en-US" xlink:label="lab_us-gaap_SegmentReportingAbstract_651A6FC117AE3EB848EE47FF79B1E879" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Segment Reporting [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SegmentReportingAbstract" xlink:label="loc_us-gaap_SegmentReportingAbstract_651A6FC117AE3EB848EE47FF79B1E879" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_A8F6C290B04D7440E5D447FF79B14BC8_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_A8F6C290B04D7440E5D447FF79B14BC8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Revenues from External Customers and Long-Lived Assets [Table] </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable" xlink:label="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_A8F6C290B04D7440E5D447FF79B14BC8" xlink:type="locator"/>
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<link:label id="lab_srt_StatementGeographicalAxis_2ABF7388E62D10CA478A47FF79B1B300_terseLabel_en-US" xlink:label="lab_srt_StatementGeographicalAxis_2ABF7388E62D10CA478A47FF79B1B300" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Geographical [Axis] </link:label>
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<link:label id="lab_srt_SegmentGeographicalDomain_58DF55E0D2295241E46247FF79B70882_terseLabel_en-US" xlink:label="lab_srt_SegmentGeographicalDomain_58DF55E0D2295241E46247FF79B70882" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Segment, Geographical [Domain] </link:label>
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<link:label id="lab_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_896E424DED14B2803AD647FF79B749FF_terseLabel_en-US" xlink:label="lab_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_896E424DED14B2803AD647FF79B749FF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Geographic Information </link:label>
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<link:label id="lab_us-gaap_BusinessCombinationsAbstract_44C8EC0ABB5B6ED75959DC9D4D825275_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationsAbstract_44C8EC0ABB5B6ED75959DC9D4D825275" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Combinations [Abstract] </link:label>
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<link:label id="lab_kar_SupplementalcashflowinformationrelatedtoleasesAbstract_86BF458FB2D043A17ADE3EAA93307A7A_label_en-US" xlink:label="lab_kar_SupplementalcashflowinformationrelatedtoleasesAbstract_86BF458FB2D043A17ADE3EAA93307A7A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Supplemental cash flow information related to leases [Abstract] </link:label>
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<link:label id="lab_kar_ScheduleOfSupplementalBalanceSheetInformationRelatedToLeasesTable_085292640124189B9C0E3EAA933506D1_terseLabel_en-US" xlink:label="lab_kar_ScheduleOfSupplementalBalanceSheetInformationRelatedToLeasesTable_085292640124189B9C0E3EAA933506D1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule Of Supplemental Balance Sheet Information Related To Leases [Table] </link:label>
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<link:label id="lab_us-gaap_BalanceSheetLocationAxis_FD903C60708EB9BF79343EAA9335DFCA_terseLabel_en-US" xlink:label="lab_us-gaap_BalanceSheetLocationAxis_FD903C60708EB9BF79343EAA9335DFCA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Balance Sheet Location [Axis] </link:label>
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<link:label id="lab_kar_OperatingleaseMember_DB8E7B024257BC4826783EAA933614B9_terseLabel_en-US" xlink:label="lab_kar_OperatingleaseMember_DB8E7B024257BC4826783EAA933614B9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating lease </link:label>
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<link:label id="lab_kar_FinanceleaseMember_3B1ADE9C3ABE8C5D42673EAA9336CE3C_terseLabel_en-US" xlink:label="lab_kar_FinanceleaseMember_3B1ADE9C3ABE8C5D42673EAA9336CE3C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Finance lease </link:label>
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<link:label id="lab_us-gaap_OperatingLeaseRightOfUseAsset_7739D258D3EEB530ACFA3EAA933638C9_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseRightOfUseAsset_7739D258D3EEB530ACFA3EAA933638C9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating lease right-of-use assets </link:label>
<link:label id="lab_us-gaap_OperatingLeaseRightOfUseAsset_7739D258D3EEB530ACFA3EAA933638C9_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseRightOfUseAsset_7739D258D3EEB530ACFA3EAA933638C9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Right-of-Use Asset </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_7739D258D3EEB530ACFA3EAA933638C9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseRightOfUseAsset_7739D258D3EEB530ACFA3EAA933638C9" xlink:to="lab_us-gaap_OperatingLeaseRightOfUseAsset_7739D258D3EEB530ACFA3EAA933638C9" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherAccruedLiabilitiesCurrent_82DE5AFC38853FA500AF3EAA9337B107_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAccruedLiabilitiesCurrent_82DE5AFC38853FA500AF3EAA9337B107" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other accrued expenses </link:label>
<link:label id="lab_us-gaap_OtherAccruedLiabilitiesCurrent_82DE5AFC38853FA500AF3EAA9337B107_label_en-US" xlink:label="lab_us-gaap_OtherAccruedLiabilitiesCurrent_82DE5AFC38853FA500AF3EAA9337B107" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Accrued Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherAccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_82DE5AFC38853FA500AF3EAA9337B107" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAccruedLiabilitiesCurrent_82DE5AFC38853FA500AF3EAA9337B107" xlink:to="lab_us-gaap_OtherAccruedLiabilitiesCurrent_82DE5AFC38853FA500AF3EAA9337B107" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_30C7D8FA6227EDDD46AA3EAA9337161B_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_30C7D8FA6227EDDD46AA3EAA9337161B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating lease liabilities </link:label>
<link:label id="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_30C7D8FA6227EDDD46AA3EAA9337161B_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_30C7D8FA6227EDDD46AA3EAA9337161B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Liability, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_30C7D8FA6227EDDD46AA3EAA9337161B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_30C7D8FA6227EDDD46AA3EAA9337161B" xlink:to="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_30C7D8FA6227EDDD46AA3EAA9337161B" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeaseLiability_0B5751E80692237426183EAA933733FB_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiability_0B5751E80692237426183EAA933733FB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total operating lease liabilities </link:label>
<link:label id="lab_us-gaap_OperatingLeaseLiability_0B5751E80692237426183EAA933733FB_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiability_0B5751E80692237426183EAA933733FB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Liability </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingLeaseLiability" xlink:label="loc_us-gaap_OperatingLeaseLiability_0B5751E80692237426183EAA933733FB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseLiability_0B5751E80692237426183EAA933733FB" xlink:to="lab_us-gaap_OperatingLeaseLiability_0B5751E80692237426183EAA933733FB" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentGross_803736C4121BE048140A3EAA93370A01_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentGross_803736C4121BE048140A3EAA93370A01" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property and equipment, gross </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentGross_803736C4121BE048140A3EAA93370A01_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentGross_803736C4121BE048140A3EAA93370A01" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Gross </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_803736C4121BE048140A3EAA93370A01" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentGross_803736C4121BE048140A3EAA93370A01" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentGross_803736C4121BE048140A3EAA93370A01" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_150AEC6328757AB3B5523EAA933724B7_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_150AEC6328757AB3B5523EAA933724B7" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Accumulated depreciation </link:label>
<link:label id="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_150AEC6328757AB3B5523EAA933724B7_label_en-US" xlink:label="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_150AEC6328757AB3B5523EAA933724B7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_150AEC6328757AB3B5523EAA933724B7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_150AEC6328757AB3B5523EAA933724B7" xlink:to="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_150AEC6328757AB3B5523EAA933724B7" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_A7FB646F233760B74A463EAA9338A6CB_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_A7FB646F233760B74A463EAA9338A6CB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property and equipment, net </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_A7FB646F233760B74A463EAA9338A6CB_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_A7FB646F233760B74A463EAA9338A6CB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_A7FB646F233760B74A463EAA9338A6CB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_A7FB646F233760B74A463EAA9338A6CB" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentNet_A7FB646F233760B74A463EAA9338A6CB" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherLiabilitiesNoncurrent_BC6320DC84BEE9F28BA93EAA93387453_terseLabel_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesNoncurrent_BC6320DC84BEE9F28BA93EAA93387453" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other liabilities </link:label>
<link:label id="lab_us-gaap_OtherLiabilitiesNoncurrent_BC6320DC84BEE9F28BA93EAA93387453_label_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesNoncurrent_BC6320DC84BEE9F28BA93EAA93387453" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Liabilities, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_BC6320DC84BEE9F28BA93EAA93387453" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrent_BC6320DC84BEE9F28BA93EAA93387453" xlink:to="lab_us-gaap_OtherLiabilitiesNoncurrent_BC6320DC84BEE9F28BA93EAA93387453" xlink:type="arc"/>
<link:label id="lab_us-gaap_FinanceLeaseLiability_81146C84474714A219523EAA933851F9_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiability_81146C84474714A219523EAA933851F9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total finance lease liabilities </link:label>
<link:label id="lab_us-gaap_FinanceLeaseLiability_81146C84474714A219523EAA933851F9_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiability_81146C84474714A219523EAA933851F9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Liability </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FinanceLeaseLiability" xlink:label="loc_us-gaap_FinanceLeaseLiability_81146C84474714A219523EAA933851F9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinanceLeaseLiability_81146C84474714A219523EAA933851F9" xlink:to="lab_us-gaap_FinanceLeaseLiability_81146C84474714A219523EAA933851F9" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_85F672264A9B63D34C403EAA93397E17_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_85F672264A9B63D34C403EAA93397E17" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted average remaining lease term for operating leases </link:label>
<link:label id="lab_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_85F672264A9B63D34C403EAA93397E17_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_85F672264A9B63D34C403EAA93397E17" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Weighted Average Remaining Lease Term </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1" xlink:label="loc_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_85F672264A9B63D34C403EAA93397E17" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_85F672264A9B63D34C403EAA93397E17" xlink:to="lab_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_85F672264A9B63D34C403EAA93397E17" xlink:type="arc"/>
<link:label id="lab_us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_AAC034978220545735D93EAA93391D36_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_AAC034978220545735D93EAA93391D36" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted average remaining lease term for finance leases </link:label>
<link:label id="lab_us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_AAC034978220545735D93EAA93391D36_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_AAC034978220545735D93EAA93391D36" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Weighted Average Remaining Lease Term </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1" xlink:label="loc_us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_AAC034978220545735D93EAA93391D36" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_AAC034978220545735D93EAA93391D36" xlink:to="lab_us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_AAC034978220545735D93EAA93391D36" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_4C17FFC884145BF301443EAA9339CB90_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_4C17FFC884145BF301443EAA9339CB90" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted average discount rate for operating leases </link:label>
<link:label id="lab_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_4C17FFC884145BF301443EAA9339CB90_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_4C17FFC884145BF301443EAA9339CB90" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Weighted Average Discount Rate, Percent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent" xlink:label="loc_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_4C17FFC884145BF301443EAA9339CB90" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_4C17FFC884145BF301443EAA9339CB90" xlink:to="lab_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_4C17FFC884145BF301443EAA9339CB90" xlink:type="arc"/>
<link:label id="lab_us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_BE7FC06E184791AE8C973EAA93398588_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_BE7FC06E184791AE8C973EAA93398588" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted average discount rate for finance leases </link:label>
<link:label id="lab_us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_BE7FC06E184791AE8C973EAA93398588_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_BE7FC06E184791AE8C973EAA93398588" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Weighted Average Discount Rate, Percent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent" xlink:label="loc_us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_BE7FC06E184791AE8C973EAA93398588" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_BE7FC06E184791AE8C973EAA93398588" xlink:to="lab_us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_BE7FC06E184791AE8C973EAA93398588" xlink:type="arc"/>
<link:label id="lab_kar_BusinessDetailsTable_BC8D10EB36D30E1FF0D247FF7B1BFA15_terseLabel_en-US" xlink:label="lab_kar_BusinessDetailsTable_BC8D10EB36D30E1FF0D247FF7B1BFA15" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business Details [Table] </link:label>
<link:label id="lab_kar_BusinessDetailsTable_BC8D10EB36D30E1FF0D247FF7B1BFA15_label_en-US" xlink:label="lab_kar_BusinessDetailsTable_BC8D10EB36D30E1FF0D247FF7B1BFA15" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Details [Table] </link:label>
<link:label id="lab_kar_BusinessDetailsTable_BC8D10EB36D30E1FF0D247FF7B1BFA15_documentation_en-US" xlink:label="lab_kar_BusinessDetailsTable_BC8D10EB36D30E1FF0D247FF7B1BFA15" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Information related to various accounting policies of the entity. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_BusinessDetailsTable" xlink:label="loc_kar_BusinessDetailsTable_BC8D10EB36D30E1FF0D247FF7B1BFA15" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_BusinessDetailsTable_BC8D10EB36D30E1FF0D247FF7B1BFA15" xlink:to="lab_kar_BusinessDetailsTable_BC8D10EB36D30E1FF0D247FF7B1BFA15" xlink:type="arc"/>
<link:label id="lab_kar_TermLoanB2Member_5B80ADE274D2DDB6923347FF7B1C65C4_terseLabel_en-US" xlink:label="lab_kar_TermLoanB2Member_5B80ADE274D2DDB6923347FF7B1C65C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Term Loan B-2 </link:label>
<link:label id="lab_kar_TermLoanB2Member_5B80ADE274D2DDB6923347FF7B1C65C4_label_en-US" xlink:label="lab_kar_TermLoanB2Member_5B80ADE274D2DDB6923347FF7B1C65C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Term Loan B-2 [Member] </link:label>
<link:label id="lab_kar_TermLoanB2Member_5B80ADE274D2DDB6923347FF7B1C65C4_documentation_en-US" xlink:label="lab_kar_TermLoanB2Member_5B80ADE274D2DDB6923347FF7B1C65C4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents details pertaining to Term Loan B-2 due on March 11, 2021. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_TermLoanB2Member" xlink:label="loc_kar_TermLoanB2Member_5B80ADE274D2DDB6923347FF7B1C65C4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_TermLoanB2Member_5B80ADE274D2DDB6923347FF7B1C65C4" xlink:to="lab_kar_TermLoanB2Member_5B80ADE274D2DDB6923347FF7B1C65C4" xlink:type="arc"/>
<link:label id="lab_kar_TermLoanB3Member_4CF58908928BA9C34A8447FF7B1D8BD1_terseLabel_en-US" xlink:label="lab_kar_TermLoanB3Member_4CF58908928BA9C34A8447FF7B1D8BD1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Term Loan B-3 </link:label>
<link:label id="lab_kar_TermLoanB3Member_4CF58908928BA9C34A8447FF7B1D8BD1_label_en-US" xlink:label="lab_kar_TermLoanB3Member_4CF58908928BA9C34A8447FF7B1D8BD1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Term Loan B-3 [Member] </link:label>
<link:label id="lab_kar_TermLoanB3Member_4CF58908928BA9C34A8447FF7B1D8BD1_documentation_en-US" xlink:label="lab_kar_TermLoanB3Member_4CF58908928BA9C34A8447FF7B1D8BD1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents details pertaining to Term Loan B-3 due on March 9, 2023. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_TermLoanB3Member" xlink:label="loc_kar_TermLoanB3Member_4CF58908928BA9C34A8447FF7B1D8BD1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_TermLoanB3Member_4CF58908928BA9C34A8447FF7B1D8BD1" xlink:to="lab_kar_TermLoanB3Member_4CF58908928BA9C34A8447FF7B1D8BD1" xlink:type="arc"/>
<link:label id="lab_us-gaap_RevolvingCreditFacilityMember_22DF8423610C1518C54D47FF7B1D6BC8_terseLabel_en-US" xlink:label="lab_us-gaap_RevolvingCreditFacilityMember_22DF8423610C1518C54D47FF7B1D6BC8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior secured revolving credit facility </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RevolvingCreditFacilityMember" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_22DF8423610C1518C54D47FF7B1D6BC8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevolvingCreditFacilityMember_22DF8423610C1518C54D47FF7B1D6BC8" xlink:to="lab_us-gaap_RevolvingCreditFacilityMember_22DF8423610C1518C54D47FF7B1D6BC8" xlink:type="arc"/>
<link:label id="lab_kar_A2016RevolvingCreditFacilityMember_8462CBE722ED5F72CAA947FF7B1D60B1_terseLabel_en-US" xlink:label="lab_kar_A2016RevolvingCreditFacilityMember_8462CBE722ED5F72CAA947FF7B1D60B1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2016 Revolving credit facility </link:label>
<link:label id="lab_kar_A2016RevolvingCreditFacilityMember_8462CBE722ED5F72CAA947FF7B1D60B1_label_en-US" xlink:label="lab_kar_A2016RevolvingCreditFacilityMember_8462CBE722ED5F72CAA947FF7B1D60B1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> 2016 Revolving Credit Facility [Member] </link:label>
<link:label id="lab_kar_A2016RevolvingCreditFacilityMember_8462CBE722ED5F72CAA947FF7B1D60B1_documentation_en-US" xlink:label="lab_kar_A2016RevolvingCreditFacilityMember_8462CBE722ED5F72CAA947FF7B1D60B1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Previous arrangement under which loan proceeds could continuously be obtained following repayments, but the total amount borrowed could not exceed a specified maximum amount. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_A2016RevolvingCreditFacilityMember" xlink:label="loc_kar_A2016RevolvingCreditFacilityMember_8462CBE722ED5F72CAA947FF7B1D60B1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_A2016RevolvingCreditFacilityMember_8462CBE722ED5F72CAA947FF7B1D60B1" xlink:to="lab_kar_A2016RevolvingCreditFacilityMember_8462CBE722ED5F72CAA947FF7B1D60B1" xlink:type="arc"/>
<link:label id="lab_us-gaap_StatementBusinessSegmentsAxis_35AC61B7D2DEEF934E4947FF7B1DF529_terseLabel_en-US" xlink:label="lab_us-gaap_StatementBusinessSegmentsAxis_35AC61B7D2DEEF934E4947FF7B1DF529" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business Segments [Axis] </link:label>
<link:label id="lab_us-gaap_StatementBusinessSegmentsAxis_35AC61B7D2DEEF934E4947FF7B1DF529_label_en-US" xlink:label="lab_us-gaap_StatementBusinessSegmentsAxis_35AC61B7D2DEEF934E4947FF7B1DF529" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Segments [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_35AC61B7D2DEEF934E4947FF7B1DF529" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_35AC61B7D2DEEF934E4947FF7B1DF529" xlink:to="lab_us-gaap_StatementBusinessSegmentsAxis_35AC61B7D2DEEF934E4947FF7B1DF529" xlink:type="arc"/>
<link:label id="lab_us-gaap_SegmentDomain_4AEC2427031C3F1687E847FF7B1D8ED4_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentDomain_4AEC2427031C3F1687E847FF7B1D8ED4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Segment [Domain] </link:label>
<link:label id="lab_us-gaap_SegmentDomain_4AEC2427031C3F1687E847FF7B1D8ED4_label_en-US" xlink:label="lab_us-gaap_SegmentDomain_4AEC2427031C3F1687E847FF7B1D8ED4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Segments [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaap_SegmentDomain_4AEC2427031C3F1687E847FF7B1D8ED4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentDomain_4AEC2427031C3F1687E847FF7B1D8ED4" xlink:to="lab_us-gaap_SegmentDomain_4AEC2427031C3F1687E847FF7B1D8ED4" xlink:type="arc"/>
<link:label id="lab_kar_ADESAAuctionsMember_67343F6EF4E15E931D4947FF7B1E3954_terseLabel_en-US" xlink:label="lab_kar_ADESAAuctionsMember_67343F6EF4E15E931D4947FF7B1E3954" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> ADESA Auctions </link:label>
<link:label id="lab_kar_ADESAAuctionsMember_67343F6EF4E15E931D4947FF7B1E3954_label_en-US" xlink:label="lab_kar_ADESAAuctionsMember_67343F6EF4E15E931D4947FF7B1E3954" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> ADESA Auctions [Member] </link:label>
<link:label id="lab_kar_ADESAAuctionsMember_67343F6EF4E15E931D4947FF7B1E3954_documentation_en-US" xlink:label="lab_kar_ADESAAuctionsMember_67343F6EF4E15E931D4947FF7B1E3954" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the operating segment of the entity, ADESA, Inc.. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_ADESAAuctionsMember" xlink:label="loc_kar_ADESAAuctionsMember_67343F6EF4E15E931D4947FF7B1E3954" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_ADESAAuctionsMember_67343F6EF4E15E931D4947FF7B1E3954" xlink:to="lab_kar_ADESAAuctionsMember_67343F6EF4E15E931D4947FF7B1E3954" xlink:type="arc"/>
<link:label id="lab_kar_AFCMember_E1F2DCCD6E31D0BFE0E747FF7B1E3EAB_terseLabel_en-US" xlink:label="lab_kar_AFCMember_E1F2DCCD6E31D0BFE0E747FF7B1E3EAB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> AFC </link:label>
<link:label id="lab_kar_AFCMember_E1F2DCCD6E31D0BFE0E747FF7B1E3EAB_label_en-US" xlink:label="lab_kar_AFCMember_E1F2DCCD6E31D0BFE0E747FF7B1E3EAB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> AFC [Member] </link:label>
<link:label id="lab_kar_AFCMember_E1F2DCCD6E31D0BFE0E747FF7B1E3EAB_documentation_en-US" xlink:label="lab_kar_AFCMember_E1F2DCCD6E31D0BFE0E747FF7B1E3EAB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the operating segment of the entity, Automotive Finance Corporation. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_AFCMember" xlink:label="loc_kar_AFCMember_E1F2DCCD6E31D0BFE0E747FF7B1E3EAB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_AFCMember_E1F2DCCD6E31D0BFE0E747FF7B1E3EAB" xlink:to="lab_kar_AFCMember_E1F2DCCD6E31D0BFE0E747FF7B1E3EAB" xlink:type="arc"/>
<link:label id="lab_kar_BusinessDetailsLineItems_A9F700809FAF475E4E6147FF7B1E3775_terseLabel_en-US" xlink:label="lab_kar_BusinessDetailsLineItems_A9F700809FAF475E4E6147FF7B1E3775" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Basis of Presentation and Nature of Operations </link:label>
<link:label id="lab_kar_BusinessDetailsLineItems_A9F700809FAF475E4E6147FF7B1E3775_label_en-US" xlink:label="lab_kar_BusinessDetailsLineItems_A9F700809FAF475E4E6147FF7B1E3775" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Details [Line Items] </link:label>
<link:label id="lab_kar_BusinessDetailsLineItems_A9F700809FAF475E4E6147FF7B1E3775_documentation_en-US" xlink:label="lab_kar_BusinessDetailsLineItems_A9F700809FAF475E4E6147FF7B1E3775" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> -- None. No documentation exists for this element. -- </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_BusinessDetailsLineItems" xlink:label="loc_kar_BusinessDetailsLineItems_A9F700809FAF475E4E6147FF7B1E3775" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_BusinessDetailsLineItems_A9F700809FAF475E4E6147FF7B1E3775" xlink:to="lab_kar_BusinessDetailsLineItems_A9F700809FAF475E4E6147FF7B1E3775" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_98697336085F8F50AEA847FF7B1EC169_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_98697336085F8F50AEA847FF7B1EC169" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Maximum borrowing capacity </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_98697336085F8F50AEA847FF7B1EC169_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_98697336085F8F50AEA847FF7B1EC169" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Maximum Borrowing Capacity </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_98697336085F8F50AEA847FF7B1EC169" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_98697336085F8F50AEA847FF7B1EC169" xlink:to="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_98697336085F8F50AEA847FF7B1EC169" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentTerm_F33125A277DCF4F5815C47FF7B1F02D6_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentTerm_F33125A277DCF4F5815C47FF7B1F02D6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Term of debt instrument </link:label>
<link:label id="lab_us-gaap_DebtInstrumentTerm_F33125A277DCF4F5815C47FF7B1F02D6_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentTerm_F33125A277DCF4F5815C47FF7B1F02D6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Term </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DebtInstrumentTerm" xlink:label="loc_us-gaap_DebtInstrumentTerm_F33125A277DCF4F5815C47FF7B1F02D6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentTerm_F33125A277DCF4F5815C47FF7B1F02D6" xlink:to="lab_us-gaap_DebtInstrumentTerm_F33125A277DCF4F5815C47FF7B1F02D6" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentCarryingAmount_C50E8E209A473657C41F47FF7B1F7587_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentCarryingAmount_C50E8E209A473657C41F47FF7B1F7587" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_C50E8E209A473657C41F47FF7B1F7587" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentCarryingAmount_C50E8E209A473657C41F47FF7B1F7587" xlink:to="lab_us-gaap_DebtInstrumentCarryingAmount_C50E8E209A473657C41F47FF7B1F7587" xlink:type="arc"/>
<link:label id="lab_kar_NumberOfSitesForWholeCarAuctions_11838DB946A055EE30F647FF7B1F998B_terseLabel_en-US" xlink:label="lab_kar_NumberOfSitesForWholeCarAuctions_11838DB946A055EE30F647FF7B1F998B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of sites for whole car auctions </link:label>
<link:label id="lab_kar_NumberOfSitesForWholeCarAuctions_11838DB946A055EE30F647FF7B1F998B_label_en-US" xlink:label="lab_kar_NumberOfSitesForWholeCarAuctions_11838DB946A055EE30F647FF7B1F998B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number of Sites for Whole Car Auctions </link:label>
<link:label id="lab_kar_NumberOfSitesForWholeCarAuctions_11838DB946A055EE30F647FF7B1F998B_documentation_en-US" xlink:label="lab_kar_NumberOfSitesForWholeCarAuctions_11838DB946A055EE30F647FF7B1F998B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number of sites for whole car auctions. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_NumberOfSitesForWholeCarAuctions" xlink:label="loc_kar_NumberOfSitesForWholeCarAuctions_11838DB946A055EE30F647FF7B1F998B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_NumberOfSitesForWholeCarAuctions_11838DB946A055EE30F647FF7B1F998B" xlink:to="lab_kar_NumberOfSitesForWholeCarAuctions_11838DB946A055EE30F647FF7B1F998B" xlink:type="arc"/>
<link:label id="lab_kar_RankingOfLargestProvidersOfUsedVehicleAuctionsAndRelatedServices_AE39488A31EBB9BE25C247FF7B1F241B_terseLabel_en-US" xlink:label="lab_kar_RankingOfLargestProvidersOfUsedVehicleAuctionsAndRelatedServices_AE39488A31EBB9BE25C247FF7B1F241B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Ranking of largest providers of used vehicle auctions and related services </link:label>
<link:label id="lab_kar_RankingOfLargestProvidersOfUsedVehicleAuctionsAndRelatedServices_AE39488A31EBB9BE25C247FF7B1F241B_label_en-US" xlink:label="lab_kar_RankingOfLargestProvidersOfUsedVehicleAuctionsAndRelatedServices_AE39488A31EBB9BE25C247FF7B1F241B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Ranking of Largest Providers of Used Vehicle Auctions and Related Services </link:label>
<link:label id="lab_kar_RankingOfLargestProvidersOfUsedVehicleAuctionsAndRelatedServices_AE39488A31EBB9BE25C247FF7B1F241B_documentation_en-US" xlink:label="lab_kar_RankingOfLargestProvidersOfUsedVehicleAuctionsAndRelatedServices_AE39488A31EBB9BE25C247FF7B1F241B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents ADESA's rank among the largest providers of used vehicle auctions and related services. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_RankingOfLargestProvidersOfUsedVehicleAuctionsAndRelatedServices" xlink:label="loc_kar_RankingOfLargestProvidersOfUsedVehicleAuctionsAndRelatedServices_AE39488A31EBB9BE25C247FF7B1F241B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_RankingOfLargestProvidersOfUsedVehicleAuctionsAndRelatedServices_AE39488A31EBB9BE25C247FF7B1F241B" xlink:to="lab_kar_RankingOfLargestProvidersOfUsedVehicleAuctionsAndRelatedServices_AE39488A31EBB9BE25C247FF7B1F241B" xlink:type="arc"/>
<link:label id="lab_kar_NumberOfLocationsForFloorplanFinancing_8A821B15C2CB6CDA749747FF7B20CACB_terseLabel_en-US" xlink:label="lab_kar_NumberOfLocationsForFloorplanFinancing_8A821B15C2CB6CDA749747FF7B20CACB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of floorplan financing locations </link:label>
<link:label id="lab_kar_NumberOfLocationsForFloorplanFinancing_8A821B15C2CB6CDA749747FF7B20CACB_label_en-US" xlink:label="lab_kar_NumberOfLocationsForFloorplanFinancing_8A821B15C2CB6CDA749747FF7B20CACB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number of Locations for Floorplan Financing </link:label>
<link:label id="lab_kar_NumberOfLocationsForFloorplanFinancing_8A821B15C2CB6CDA749747FF7B20CACB_documentation_en-US" xlink:label="lab_kar_NumberOfLocationsForFloorplanFinancing_8A821B15C2CB6CDA749747FF7B20CACB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the number of locations through which floorplan financing was provided. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_NumberOfLocationsForFloorplanFinancing" xlink:label="loc_kar_NumberOfLocationsForFloorplanFinancing_8A821B15C2CB6CDA749747FF7B20CACB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_NumberOfLocationsForFloorplanFinancing_8A821B15C2CB6CDA749747FF7B20CACB" xlink:to="lab_kar_NumberOfLocationsForFloorplanFinancing_8A821B15C2CB6CDA749747FF7B20CACB" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncomeLossFromContinuingOperations_05E83B80F86C7466FF994D92F3D409EC_verboseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperations_05E83B80F86C7466FF994D92F3D409EC" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Net income from continuing operations </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncomeLossFromContinuingOperations" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperations_05E83B80F86C7466FF994D92F3D409EC" xlink:type="locator"/>
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<link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_E3806F1934E00A218CA74D92F3D40921_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_E3806F1934E00A218CA74D92F3D40921" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Weighted Average Number of Shares Outstanding, Diluted [Abstract] </link:label>
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<link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_8FFB6350D6F7F81E22974D92F3D54778_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_8FFB6350D6F7F81E22974D92F3D54778" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Weighted Average Number of Shares Outstanding, Basic </link:label>
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<link:label id="lab_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_C22825706575B10F239C4D92F3D5A400_terseLabel_en-US" xlink:label="lab_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_C22825706575B10F239C4D92F3D5A400" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Effect of dilutive stock options and restricted stock awards </link:label>
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<link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_B6EE4D4E7F9439CBD8E54D92F3D5157C_totalLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_B6EE4D4E7F9439CBD8E54D92F3D5157C" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Weighted average common shares outstanding and potential common shares </link:label>
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<link:label id="lab_us-gaap_EarningsPerShareAbstract_B67FB706833628BB54124D92F3D68448_verboseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareAbstract_B67FB706833628BB54124D92F3D68448" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Net income from continuing operations per share </link:label>
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<link:label id="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_A8C4EFF47674229CDDF84D92F3D6893A_terseLabel_en-US" xlink:label="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_A8C4EFF47674229CDDF84D92F3D6893A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Options excluded from calculation of diluted net income per share </link:label>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_A938BDD4A7BB4DD6F53B4D92F3D75B7D_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_A938BDD4A7BB4DD6F53B4D92F3D75B7D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock options outstanding (in shares) </link:label>
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<link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax_68CEB06F32C92AC24E151FFF086A76C5_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax_68CEB06F32C92AC24E151FFF086A76C5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Foreign currency translation loss </link:label>
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<link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_4D0D7E22FAC9F62C62D01FFF086A3A67_totalLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_4D0D7E22FAC9F62C62D01FFF086A3A67" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Accumulated other comprehensive loss </link:label>
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<link:label id="lab_us-gaap_LeaseCostTableTextBlock_1DEBCE68FA01DE498A71DC9D4F8DEFF5_terseLabel_en-US" xlink:label="lab_us-gaap_LeaseCostTableTextBlock_1DEBCE68FA01DE498A71DC9D4F8DEFF5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Components of lease expense </link:label>
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<link:label id="lab_kar_ScheduleOfSupplementalCashFlowInformationRelatedToLeasesTableTextBlock_9AEB9509223CDE5496F6DC9D4F8EA9C1_terseLabel_en-US" xlink:label="lab_kar_ScheduleOfSupplementalCashFlowInformationRelatedToLeasesTableTextBlock_9AEB9509223CDE5496F6DC9D4F8EA9C1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Supplemental cash flow information related to leases </link:label>
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<link:label id="lab_kar_ScheduleOfSupplementalBalanceSheetInformationRelatedToLeasesTableTextBlock_6300CABC018E7404D276DC9D4F8E9AC0_terseLabel_en-US" xlink:label="lab_kar_ScheduleOfSupplementalBalanceSheetInformationRelatedToLeasesTableTextBlock_6300CABC018E7404D276DC9D4F8E9AC0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Supplemental balance sheet information related to leases </link:label>
<link:label id="lab_kar_ScheduleOfSupplementalBalanceSheetInformationRelatedToLeasesTableTextBlock_6300CABC018E7404D276DC9D4F8E9AC0_label_en-US" xlink:label="lab_kar_ScheduleOfSupplementalBalanceSheetInformationRelatedToLeasesTableTextBlock_6300CABC018E7404D276DC9D4F8E9AC0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> ScheduleOfSupplementalBalanceSheetInformationRelatedToLeases [Table Text Block] </link:label>
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<link:label id="lab_kar_ScheduleOfMaturitiesOfOperatingAndFinancingLeasesLiabilitiesTableTextBlock_B33261EB876EA13A63A4DC9D4F8E0895_terseLabel_en-US" xlink:label="lab_kar_ScheduleOfMaturitiesOfOperatingAndFinancingLeasesLiabilitiesTableTextBlock_B33261EB876EA13A63A4DC9D4F8E0895" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Maturities of lease liabilities </link:label>
<link:label id="lab_kar_ScheduleOfMaturitiesOfOperatingAndFinancingLeasesLiabilitiesTableTextBlock_B33261EB876EA13A63A4DC9D4F8E0895_label_en-US" xlink:label="lab_kar_ScheduleOfMaturitiesOfOperatingAndFinancingLeasesLiabilitiesTableTextBlock_B33261EB876EA13A63A4DC9D4F8E0895" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> ScheduleOfMaturitiesOfOperatingAndFinancingLeasesLiabilities [Table Text Block] </link:label>
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<link:label id="lab_dei_EntityFileNumber_3792A83D2FB25C3FE1A14D47CC3AFEEF_terseLabel_en-US" xlink:label="lab_dei_EntityFileNumber_3792A83D2FB25C3FE1A14D47CC3AFEEF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Contained File Information, File Number </link:label>
<link:label id="lab_dei_EntityFileNumber_3792A83D2FB25C3FE1A14D47CC3AFEEF_label_en-US" xlink:label="lab_dei_EntityFileNumber_3792A83D2FB25C3FE1A14D47CC3AFEEF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity File Number </link:label>
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<link:label id="lab_dei_EntityRegistrantName_76EF43A265D2A64023C24D47CC3AF6F3_label_en-US" xlink:label="lab_dei_EntityRegistrantName_76EF43A265D2A64023C24D47CC3AF6F3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Registrant Name </link:label>
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<link:label id="lab_dei_EntityIncorporationStateCountryCode_029F5DCEA596AB72AE014D47CC3A08C9_terseLabel_en-US" xlink:label="lab_dei_EntityIncorporationStateCountryCode_029F5DCEA596AB72AE014D47CC3A08C9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Incorporation, State or Country Code </link:label>
<link:label id="lab_dei_EntityIncorporationStateCountryCode_029F5DCEA596AB72AE014D47CC3A08C9_label_en-US" xlink:label="lab_dei_EntityIncorporationStateCountryCode_029F5DCEA596AB72AE014D47CC3A08C9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Incorporation, State or Country Code </link:label>
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<link:label id="lab_dei_EntityTaxIdentificationNumber_B630D2B7B117B3AAA7EF4D47CC3AEE0F_terseLabel_en-US" xlink:label="lab_dei_EntityTaxIdentificationNumber_B630D2B7B117B3AAA7EF4D47CC3AEE0F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Tax Identification Number </link:label>
<link:label id="lab_dei_EntityTaxIdentificationNumber_B630D2B7B117B3AAA7EF4D47CC3AEE0F_label_en-US" xlink:label="lab_dei_EntityTaxIdentificationNumber_B630D2B7B117B3AAA7EF4D47CC3AEE0F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Tax Identification Number </link:label>
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<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityTaxIdentificationNumber_B630D2B7B117B3AAA7EF4D47CC3AEE0F" xlink:to="lab_dei_EntityTaxIdentificationNumber_B630D2B7B117B3AAA7EF4D47CC3AEE0F" xlink:type="arc"/>
<link:label id="lab_dei_EntityAddressAddressLine1_C308971D0075EB4728284D47CC3A3F4A_terseLabel_en-US" xlink:label="lab_dei_EntityAddressAddressLine1_C308971D0075EB4728284D47CC3A3F4A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Address, Address Line One </link:label>
<link:label id="lab_dei_EntityAddressAddressLine1_C308971D0075EB4728284D47CC3A3F4A_label_en-US" xlink:label="lab_dei_EntityAddressAddressLine1_C308971D0075EB4728284D47CC3A3F4A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Address, Address Line One </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressAddressLine1" xlink:label="loc_dei_EntityAddressAddressLine1_C308971D0075EB4728284D47CC3A3F4A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressAddressLine1_C308971D0075EB4728284D47CC3A3F4A" xlink:to="lab_dei_EntityAddressAddressLine1_C308971D0075EB4728284D47CC3A3F4A" xlink:type="arc"/>
<link:label id="lab_dei_EntityAddressCityOrTown_25974495968855A515984D47CC3BE849_terseLabel_en-US" xlink:label="lab_dei_EntityAddressCityOrTown_25974495968855A515984D47CC3BE849" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Address, City or Town </link:label>
<link:label id="lab_dei_EntityAddressCityOrTown_25974495968855A515984D47CC3BE849_label_en-US" xlink:label="lab_dei_EntityAddressCityOrTown_25974495968855A515984D47CC3BE849" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Address, City or Town </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressCityOrTown" xlink:label="loc_dei_EntityAddressCityOrTown_25974495968855A515984D47CC3BE849" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressCityOrTown_25974495968855A515984D47CC3BE849" xlink:to="lab_dei_EntityAddressCityOrTown_25974495968855A515984D47CC3BE849" xlink:type="arc"/>
<link:label id="lab_dei_EntityAddressStateOrProvince_E0541B4B7C913241E0514D47CC3B69C2_terseLabel_en-US" xlink:label="lab_dei_EntityAddressStateOrProvince_E0541B4B7C913241E0514D47CC3B69C2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Address, State or Province </link:label>
<link:label id="lab_dei_EntityAddressStateOrProvince_E0541B4B7C913241E0514D47CC3B69C2_label_en-US" xlink:label="lab_dei_EntityAddressStateOrProvince_E0541B4B7C913241E0514D47CC3B69C2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Address, State or Province </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressStateOrProvince" xlink:label="loc_dei_EntityAddressStateOrProvince_E0541B4B7C913241E0514D47CC3B69C2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressStateOrProvince_E0541B4B7C913241E0514D47CC3B69C2" xlink:to="lab_dei_EntityAddressStateOrProvince_E0541B4B7C913241E0514D47CC3B69C2" xlink:type="arc"/>
<link:label id="lab_dei_EntityAddressPostalZipCode_0FC0F845D5869632B2264D47CC3B767C_terseLabel_en-US" xlink:label="lab_dei_EntityAddressPostalZipCode_0FC0F845D5869632B2264D47CC3B767C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Address, Postal Zip Code </link:label>
<link:label id="lab_dei_EntityAddressPostalZipCode_0FC0F845D5869632B2264D47CC3B767C_label_en-US" xlink:label="lab_dei_EntityAddressPostalZipCode_0FC0F845D5869632B2264D47CC3B767C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Address, Postal Zip Code </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressPostalZipCode" xlink:label="loc_dei_EntityAddressPostalZipCode_0FC0F845D5869632B2264D47CC3B767C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressPostalZipCode_0FC0F845D5869632B2264D47CC3B767C" xlink:to="lab_dei_EntityAddressPostalZipCode_0FC0F845D5869632B2264D47CC3B767C" xlink:type="arc"/>
<link:label id="lab_dei_CityAreaCode_D052399D10F32B94F0514D47CC3B1136_terseLabel_en-US" xlink:label="lab_dei_CityAreaCode_D052399D10F32B94F0514D47CC3B1136" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> City Area Code </link:label>
<link:label id="lab_dei_CityAreaCode_D052399D10F32B94F0514D47CC3B1136_label_en-US" xlink:label="lab_dei_CityAreaCode_D052399D10F32B94F0514D47CC3B1136" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> City Area Code </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_CityAreaCode" xlink:label="loc_dei_CityAreaCode_D052399D10F32B94F0514D47CC3B1136" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_CityAreaCode_D052399D10F32B94F0514D47CC3B1136" xlink:to="lab_dei_CityAreaCode_D052399D10F32B94F0514D47CC3B1136" xlink:type="arc"/>
<link:label id="lab_dei_LocalPhoneNumber_AA260CED653A543DEA344D47CC3B9395_terseLabel_en-US" xlink:label="lab_dei_LocalPhoneNumber_AA260CED653A543DEA344D47CC3B9395" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Local Phone Number </link:label>
<link:label id="lab_dei_LocalPhoneNumber_AA260CED653A543DEA344D47CC3B9395_label_en-US" xlink:label="lab_dei_LocalPhoneNumber_AA260CED653A543DEA344D47CC3B9395" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Local Phone Number </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_LocalPhoneNumber" xlink:label="loc_dei_LocalPhoneNumber_AA260CED653A543DEA344D47CC3B9395" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_LocalPhoneNumber_AA260CED653A543DEA344D47CC3B9395" xlink:to="lab_dei_LocalPhoneNumber_AA260CED653A543DEA344D47CC3B9395" xlink:type="arc"/>
<link:label id="lab_dei_EntityInteractiveDataCurrent_9F8FA8E427AB00123FD14D47CC3B7EE6_terseLabel_en-US" xlink:label="lab_dei_EntityInteractiveDataCurrent_9F8FA8E427AB00123FD14D47CC3B7EE6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Interactive Data Current </link:label>
<link:label id="lab_dei_EntityInteractiveDataCurrent_9F8FA8E427AB00123FD14D47CC3B7EE6_label_en-US" xlink:label="lab_dei_EntityInteractiveDataCurrent_9F8FA8E427AB00123FD14D47CC3B7EE6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Interactive Data Current </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityInteractiveDataCurrent" xlink:label="loc_dei_EntityInteractiveDataCurrent_9F8FA8E427AB00123FD14D47CC3B7EE6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityInteractiveDataCurrent_9F8FA8E427AB00123FD14D47CC3B7EE6" xlink:to="lab_dei_EntityInteractiveDataCurrent_9F8FA8E427AB00123FD14D47CC3B7EE6" xlink:type="arc"/>
<link:label id="lab_dei_EntityCurrentReportingStatus_83A36EDE6B12B3F6D6DC4D47CC3BCC39_terseLabel_en-US" xlink:label="lab_dei_EntityCurrentReportingStatus_83A36EDE6B12B3F6D6DC4D47CC3BCC39" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Current Reporting Status </link:label>
<link:label id="lab_dei_EntityCurrentReportingStatus_83A36EDE6B12B3F6D6DC4D47CC3BCC39_label_en-US" xlink:label="lab_dei_EntityCurrentReportingStatus_83A36EDE6B12B3F6D6DC4D47CC3BCC39" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Current Reporting Status </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityCurrentReportingStatus" xlink:label="loc_dei_EntityCurrentReportingStatus_83A36EDE6B12B3F6D6DC4D47CC3BCC39" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCurrentReportingStatus_83A36EDE6B12B3F6D6DC4D47CC3BCC39" xlink:to="lab_dei_EntityCurrentReportingStatus_83A36EDE6B12B3F6D6DC4D47CC3BCC39" xlink:type="arc"/>
<link:label id="lab_dei_EntityFilerCategory_C18786B763BAFD3DEB9F4D47CC3C4739_terseLabel_en-US" xlink:label="lab_dei_EntityFilerCategory_C18786B763BAFD3DEB9F4D47CC3C4739" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Filer Category </link:label>
<link:label id="lab_dei_EntityFilerCategory_C18786B763BAFD3DEB9F4D47CC3C4739_label_en-US" xlink:label="lab_dei_EntityFilerCategory_C18786B763BAFD3DEB9F4D47CC3C4739" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Filer Category </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityFilerCategory" xlink:label="loc_dei_EntityFilerCategory_C18786B763BAFD3DEB9F4D47CC3C4739" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityFilerCategory_C18786B763BAFD3DEB9F4D47CC3C4739" xlink:to="lab_dei_EntityFilerCategory_C18786B763BAFD3DEB9F4D47CC3C4739" xlink:type="arc"/>
<link:label id="lab_dei_EntitySmallBusiness_2549C8927ED2ED0164104D47CC3C939C_terseLabel_en-US" xlink:label="lab_dei_EntitySmallBusiness_2549C8927ED2ED0164104D47CC3C939C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Small Business </link:label>
<link:label id="lab_dei_EntitySmallBusiness_2549C8927ED2ED0164104D47CC3C939C_label_en-US" xlink:label="lab_dei_EntitySmallBusiness_2549C8927ED2ED0164104D47CC3C939C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Small Business </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntitySmallBusiness" xlink:label="loc_dei_EntitySmallBusiness_2549C8927ED2ED0164104D47CC3C939C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntitySmallBusiness_2549C8927ED2ED0164104D47CC3C939C" xlink:to="lab_dei_EntitySmallBusiness_2549C8927ED2ED0164104D47CC3C939C" xlink:type="arc"/>
<link:label id="lab_dei_EntityEmergingGrowthCompany_5F04A8CC082E326429E04D47CC3C5763_terseLabel_en-US" xlink:label="lab_dei_EntityEmergingGrowthCompany_5F04A8CC082E326429E04D47CC3C5763" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Emerging Growth Company </link:label>
<link:label id="lab_dei_EntityEmergingGrowthCompany_5F04A8CC082E326429E04D47CC3C5763_label_en-US" xlink:label="lab_dei_EntityEmergingGrowthCompany_5F04A8CC082E326429E04D47CC3C5763" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Emerging Growth Company </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityEmergingGrowthCompany" xlink:label="loc_dei_EntityEmergingGrowthCompany_5F04A8CC082E326429E04D47CC3C5763" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityEmergingGrowthCompany_5F04A8CC082E326429E04D47CC3C5763" xlink:to="lab_dei_EntityEmergingGrowthCompany_5F04A8CC082E326429E04D47CC3C5763" xlink:type="arc"/>
<link:label id="lab_dei_EntityShellCompany_0207770E1921DBE47ABD4D47CC3C54FB_terseLabel_en-US" xlink:label="lab_dei_EntityShellCompany_0207770E1921DBE47ABD4D47CC3C54FB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Shell Company </link:label>
<link:label id="lab_dei_EntityShellCompany_0207770E1921DBE47ABD4D47CC3C54FB_label_en-US" xlink:label="lab_dei_EntityShellCompany_0207770E1921DBE47ABD4D47CC3C54FB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Shell Company </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityShellCompany" xlink:label="loc_dei_EntityShellCompany_0207770E1921DBE47ABD4D47CC3C54FB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityShellCompany_0207770E1921DBE47ABD4D47CC3C54FB" xlink:to="lab_dei_EntityShellCompany_0207770E1921DBE47ABD4D47CC3C54FB" xlink:type="arc"/>
<link:label id="lab_dei_Security12bTitle_BA1BE63C2B4F55490EE44D47CC3D000D_terseLabel_en-US" xlink:label="lab_dei_Security12bTitle_BA1BE63C2B4F55490EE44D47CC3D000D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Title of 12(b) Security </link:label>
<link:label id="lab_dei_Security12bTitle_BA1BE63C2B4F55490EE44D47CC3D000D_label_en-US" xlink:label="lab_dei_Security12bTitle_BA1BE63C2B4F55490EE44D47CC3D000D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Title of 12(b) Security </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_Security12bTitle" xlink:label="loc_dei_Security12bTitle_BA1BE63C2B4F55490EE44D47CC3D000D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_Security12bTitle_BA1BE63C2B4F55490EE44D47CC3D000D" xlink:to="lab_dei_Security12bTitle_BA1BE63C2B4F55490EE44D47CC3D000D" xlink:type="arc"/>
<link:label id="lab_dei_TradingSymbol_1DC76D599CE294E263684D47CC3D8118_terseLabel_en-US" xlink:label="lab_dei_TradingSymbol_1DC76D599CE294E263684D47CC3D8118" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Trading Symbol </link:label>
<link:label id="lab_dei_TradingSymbol_1DC76D599CE294E263684D47CC3D8118_label_en-US" xlink:label="lab_dei_TradingSymbol_1DC76D599CE294E263684D47CC3D8118" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Trading Symbol </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_TradingSymbol" xlink:label="loc_dei_TradingSymbol_1DC76D599CE294E263684D47CC3D8118" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_TradingSymbol_1DC76D599CE294E263684D47CC3D8118" xlink:to="lab_dei_TradingSymbol_1DC76D599CE294E263684D47CC3D8118" xlink:type="arc"/>
<link:label id="lab_dei_SecurityExchangeName_D4A8DC28B6A25E4E73A84D47CC3D9AD2_terseLabel_en-US" xlink:label="lab_dei_SecurityExchangeName_D4A8DC28B6A25E4E73A84D47CC3D9AD2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Security Exchange Name </link:label>
<link:label id="lab_dei_SecurityExchangeName_D4A8DC28B6A25E4E73A84D47CC3D9AD2_label_en-US" xlink:label="lab_dei_SecurityExchangeName_D4A8DC28B6A25E4E73A84D47CC3D9AD2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Security Exchange Name </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_SecurityExchangeName" xlink:label="loc_dei_SecurityExchangeName_D4A8DC28B6A25E4E73A84D47CC3D9AD2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_SecurityExchangeName_D4A8DC28B6A25E4E73A84D47CC3D9AD2" xlink:to="lab_dei_SecurityExchangeName_D4A8DC28B6A25E4E73A84D47CC3D9AD2" xlink:type="arc"/>
<link:label id="lab_dei_EntityCommonStockSharesOutstanding_8D3615135B1FF9F752524D47CC3DD9B3_terseLabel_en-US" xlink:label="lab_dei_EntityCommonStockSharesOutstanding_8D3615135B1FF9F752524D47CC3DD9B3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Common Stock, Shares Outstanding </link:label>
<link:label id="lab_dei_EntityCommonStockSharesOutstanding_8D3615135B1FF9F752524D47CC3DD9B3_label_en-US" xlink:label="lab_dei_EntityCommonStockSharesOutstanding_8D3615135B1FF9F752524D47CC3DD9B3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Common Stock, Shares Outstanding </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_8D3615135B1FF9F752524D47CC3DD9B3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCommonStockSharesOutstanding_8D3615135B1FF9F752524D47CC3DD9B3" xlink:to="lab_dei_EntityCommonStockSharesOutstanding_8D3615135B1FF9F752524D47CC3DD9B3" xlink:type="arc"/>
<link:label id="lab_dei_EntityCentralIndexKey_EEE7B49BB391152ABF404D47CC3D39F2_terseLabel_en-US" xlink:label="lab_dei_EntityCentralIndexKey_EEE7B49BB391152ABF404D47CC3D39F2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Central Index Key </link:label>
<link:label id="lab_dei_EntityCentralIndexKey_EEE7B49BB391152ABF404D47CC3D39F2_label_en-US" xlink:label="lab_dei_EntityCentralIndexKey_EEE7B49BB391152ABF404D47CC3D39F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Central Index Key </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityCentralIndexKey" xlink:label="loc_dei_EntityCentralIndexKey_EEE7B49BB391152ABF404D47CC3D39F2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCentralIndexKey_EEE7B49BB391152ABF404D47CC3D39F2" xlink:to="lab_dei_EntityCentralIndexKey_EEE7B49BB391152ABF404D47CC3D39F2" xlink:type="arc"/>
<link:label id="lab_dei_CurrentFiscalYearEndDate_EF366AB3A5BE34703D8F4D47CC3EC60C_terseLabel_en-US" xlink:label="lab_dei_CurrentFiscalYearEndDate_EF366AB3A5BE34703D8F4D47CC3EC60C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current Fiscal Year End Date </link:label>
<link:label id="lab_dei_CurrentFiscalYearEndDate_EF366AB3A5BE34703D8F4D47CC3EC60C_label_en-US" xlink:label="lab_dei_CurrentFiscalYearEndDate_EF366AB3A5BE34703D8F4D47CC3EC60C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Current Fiscal Year End Date </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_CurrentFiscalYearEndDate" xlink:label="loc_dei_CurrentFiscalYearEndDate_EF366AB3A5BE34703D8F4D47CC3EC60C" xlink:type="locator"/>
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<link:label id="lab_dei_DocumentFiscalYearFocus_79BA4535D16B13E6B3B64D47CC3FC047_terseLabel_en-US" xlink:label="lab_dei_DocumentFiscalYearFocus_79BA4535D16B13E6B3B64D47CC3FC047" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Document Fiscal Year Focus </link:label>
<link:label id="lab_dei_DocumentFiscalYearFocus_79BA4535D16B13E6B3B64D47CC3FC047_label_en-US" xlink:label="lab_dei_DocumentFiscalYearFocus_79BA4535D16B13E6B3B64D47CC3FC047" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document Fiscal Year Focus </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentFiscalYearFocus" xlink:label="loc_dei_DocumentFiscalYearFocus_79BA4535D16B13E6B3B64D47CC3FC047" xlink:type="locator"/>
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<link:label id="lab_dei_DocumentFiscalPeriodFocus_00260CC69AAA92B8A9904D47CC407379_terseLabel_en-US" xlink:label="lab_dei_DocumentFiscalPeriodFocus_00260CC69AAA92B8A9904D47CC407379" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Document Fiscal Period Focus </link:label>
<link:label id="lab_dei_DocumentFiscalPeriodFocus_00260CC69AAA92B8A9904D47CC407379_label_en-US" xlink:label="lab_dei_DocumentFiscalPeriodFocus_00260CC69AAA92B8A9904D47CC407379" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document Fiscal Period Focus </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="loc_dei_DocumentFiscalPeriodFocus_00260CC69AAA92B8A9904D47CC407379" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentFiscalPeriodFocus_00260CC69AAA92B8A9904D47CC407379" xlink:to="lab_dei_DocumentFiscalPeriodFocus_00260CC69AAA92B8A9904D47CC407379" xlink:type="arc"/>
<link:label id="lab_dei_AmendmentFlag_A56A1539988273EC1D034D47CC4027BA_terseLabel_en-US" xlink:label="lab_dei_AmendmentFlag_A56A1539988273EC1D034D47CC4027BA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amendment Flag </link:label>
<link:label id="lab_dei_AmendmentFlag_A56A1539988273EC1D034D47CC4027BA_label_en-US" xlink:label="lab_dei_AmendmentFlag_A56A1539988273EC1D034D47CC4027BA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Amendment Flag </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_AmendmentFlag" xlink:label="loc_dei_AmendmentFlag_A56A1539988273EC1D034D47CC4027BA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_AmendmentFlag_A56A1539988273EC1D034D47CC4027BA" xlink:to="lab_dei_AmendmentFlag_A56A1539988273EC1D034D47CC4027BA" xlink:type="arc"/>
<link:label id="lab_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherTable_13E5643261CDB408641DDC9D4E472D7C_terseLabel_en-US" xlink:label="lab_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherTable_13E5643261CDB408641DDC9D4E472D7C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Assets that Continue to be Recognized, Securitized or Asset-backed Financing Arrangement Assets and any Other Financial Assets Managed Together [Table] </link:label>
<link:label id="lab_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherTable_13E5643261CDB408641DDC9D4E472D7C_label_en-US" xlink:label="lab_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherTable_13E5643261CDB408641DDC9D4E472D7C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets that Continue to be Recognized, Transferred Financial Assets and Other Financial Assets Managed Together [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherTable" xlink:label="loc_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherTable_13E5643261CDB408641DDC9D4E472D7C" xlink:type="locator"/>
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<link:label id="lab_dei_LegalEntityAxis_AE776621F0329ED5D9ECDC9D4E47F79B_terseLabel_en-US" xlink:label="lab_dei_LegalEntityAxis_AE776621F0329ED5D9ECDC9D4E47F79B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Legal Entity [Axis] </link:label>
<link:label id="lab_dei_LegalEntityAxis_AE776621F0329ED5D9ECDC9D4E47F79B_label_en-US" xlink:label="lab_dei_LegalEntityAxis_AE776621F0329ED5D9ECDC9D4E47F79B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Legal Entity [Axis] </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_AE776621F0329ED5D9ECDC9D4E47F79B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_LegalEntityAxis_AE776621F0329ED5D9ECDC9D4E47F79B" xlink:to="lab_dei_LegalEntityAxis_AE776621F0329ED5D9ECDC9D4E47F79B" xlink:type="arc"/>
<link:label id="lab_dei_EntityDomain_7D4BB10322440C16B33DDC9D4E48286C_terseLabel_en-US" xlink:label="lab_dei_EntityDomain_7D4BB10322440C16B33DDC9D4E48286C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity [Domain] </link:label>
<link:label id="lab_dei_EntityDomain_7D4BB10322440C16B33DDC9D4E48286C_label_en-US" xlink:label="lab_dei_EntityDomain_7D4BB10322440C16B33DDC9D4E48286C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity [Domain] </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_7D4BB10322440C16B33DDC9D4E48286C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityDomain_7D4BB10322440C16B33DDC9D4E48286C" xlink:to="lab_dei_EntityDomain_7D4BB10322440C16B33DDC9D4E48286C" xlink:type="arc"/>
<link:label id="lab_kar_AFCFundingCorporationMember_5D0345BA9EB2A2C0B27EDC9D4E489661_terseLabel_en-US" xlink:label="lab_kar_AFCFundingCorporationMember_5D0345BA9EB2A2C0B27EDC9D4E489661" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> AFC Funding Corporation </link:label>
<link:label id="lab_kar_AFCFundingCorporationMember_5D0345BA9EB2A2C0B27EDC9D4E489661_label_en-US" xlink:label="lab_kar_AFCFundingCorporationMember_5D0345BA9EB2A2C0B27EDC9D4E489661" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> AFC Funding Corporation [Member] </link:label>
<link:label id="lab_kar_AFCFundingCorporationMember_5D0345BA9EB2A2C0B27EDC9D4E489661_documentation_en-US" xlink:label="lab_kar_AFCFundingCorporationMember_5D0345BA9EB2A2C0B27EDC9D4E489661" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents information pertaining to AFC Funding Corporation, established for the purpose of purchasing AFC's finance receivables. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_AFCFundingCorporationMember" xlink:label="loc_kar_AFCFundingCorporationMember_5D0345BA9EB2A2C0B27EDC9D4E489661" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_AFCFundingCorporationMember_5D0345BA9EB2A2C0B27EDC9D4E489661" xlink:to="lab_kar_AFCFundingCorporationMember_5D0345BA9EB2A2C0B27EDC9D4E489661" xlink:type="arc"/>
<link:label id="lab_kar_AutomotiveFinanceCanadaIncMember_78EC5326A1F146BFD60EDC9D4E49B3DF_terseLabel_en-US" xlink:label="lab_kar_AutomotiveFinanceCanadaIncMember_78EC5326A1F146BFD60EDC9D4E49B3DF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> AFCI </link:label>
<link:label id="lab_kar_AutomotiveFinanceCanadaIncMember_78EC5326A1F146BFD60EDC9D4E49B3DF_label_en-US" xlink:label="lab_kar_AutomotiveFinanceCanadaIncMember_78EC5326A1F146BFD60EDC9D4E49B3DF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Automotive Finance Canada Inc [Member] </link:label>
<link:label id="lab_kar_AutomotiveFinanceCanadaIncMember_78EC5326A1F146BFD60EDC9D4E49B3DF_documentation_en-US" xlink:label="lab_kar_AutomotiveFinanceCanadaIncMember_78EC5326A1F146BFD60EDC9D4E49B3DF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents information pertaining to Automotive Finance Canada, Inc. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_AutomotiveFinanceCanadaIncMember" xlink:label="loc_kar_AutomotiveFinanceCanadaIncMember_78EC5326A1F146BFD60EDC9D4E49B3DF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_AutomotiveFinanceCanadaIncMember_78EC5326A1F146BFD60EDC9D4E49B3DF" xlink:to="lab_kar_AutomotiveFinanceCanadaIncMember_78EC5326A1F146BFD60EDC9D4E49B3DF" xlink:type="arc"/>
<link:label id="lab_us-gaap_FinancialInstrumentAxis_ADE6CF5D1948F8DEDD5CDC9D4E4902BC_terseLabel_en-US" xlink:label="lab_us-gaap_FinancialInstrumentAxis_ADE6CF5D1948F8DEDD5CDC9D4E4902BC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Financial Instrument [Axis] </link:label>
<link:label id="lab_us-gaap_FinancialInstrumentAxis_ADE6CF5D1948F8DEDD5CDC9D4E4902BC_label_en-US" xlink:label="lab_us-gaap_FinancialInstrumentAxis_ADE6CF5D1948F8DEDD5CDC9D4E4902BC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Financial Instrument [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FinancialInstrumentAxis" xlink:label="loc_us-gaap_FinancialInstrumentAxis_ADE6CF5D1948F8DEDD5CDC9D4E4902BC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancialInstrumentAxis_ADE6CF5D1948F8DEDD5CDC9D4E4902BC" xlink:to="lab_us-gaap_FinancialInstrumentAxis_ADE6CF5D1948F8DEDD5CDC9D4E4902BC" xlink:type="arc"/>
<link:label id="lab_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_C5A07461D5B50D3FAF90DC9D4E49E42F_terseLabel_en-US" xlink:label="lab_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_C5A07461D5B50D3FAF90DC9D4E49E42F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Types of Financial Instruments [Domain] </link:label>
<link:label id="lab_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_C5A07461D5B50D3FAF90DC9D4E49E42F_label_en-US" xlink:label="lab_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_C5A07461D5B50D3FAF90DC9D4E49E42F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Financial Instruments [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_C5A07461D5B50D3FAF90DC9D4E49E42F" xlink:type="locator"/>
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<link:label id="lab_kar_FloorplanReceivablesMember_A15F032EE211BAEED493DC9D4E498E9A_terseLabel_en-US" xlink:label="lab_kar_FloorplanReceivablesMember_A15F032EE211BAEED493DC9D4E498E9A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Floorplan receivables </link:label>
<link:label id="lab_kar_FloorplanReceivablesMember_A15F032EE211BAEED493DC9D4E498E9A_label_en-US" xlink:label="lab_kar_FloorplanReceivablesMember_A15F032EE211BAEED493DC9D4E498E9A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Floorplan Receivables [Member] </link:label>
<link:label id="lab_kar_FloorplanReceivablesMember_A15F032EE211BAEED493DC9D4E498E9A_documentation_en-US" xlink:label="lab_kar_FloorplanReceivablesMember_A15F032EE211BAEED493DC9D4E498E9A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Type of financing receivables or securitized financing assets that continue to be recognized and are characterized as floorplan receivables. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_FloorplanReceivablesMember" xlink:label="loc_kar_FloorplanReceivablesMember_A15F032EE211BAEED493DC9D4E498E9A" xlink:type="locator"/>
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<link:label id="lab_kar_OtherLoansMember_6E736ADF66E00D86F6CEDC9D4E49D59F_terseLabel_en-US" xlink:label="lab_kar_OtherLoansMember_6E736ADF66E00D86F6CEDC9D4E49D59F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Loans </link:label>
<link:label id="lab_kar_OtherLoansMember_6E736ADF66E00D86F6CEDC9D4E49D59F_label_en-US" xlink:label="lab_kar_OtherLoansMember_6E736ADF66E00D86F6CEDC9D4E49D59F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Loans [Member] </link:label>
<link:label id="lab_kar_OtherLoansMember_6E736ADF66E00D86F6CEDC9D4E49D59F_documentation_en-US" xlink:label="lab_kar_OtherLoansMember_6E736ADF66E00D86F6CEDC9D4E49D59F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Type of financing receivables or securitized financing assets that continue to be recognized and are characterized as other loans receivable. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_OtherLoansMember" xlink:label="loc_kar_OtherLoansMember_6E736ADF66E00D86F6CEDC9D4E49D59F" xlink:type="locator"/>
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<link:label id="lab_srt_RangeAxis_C5F6744EBC4BD3CC60C8DC9D4E4A63D1_terseLabel_en-US" xlink:label="lab_srt_RangeAxis_C5F6744EBC4BD3CC60C8DC9D4E4A63D1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Range [Axis] </link:label>
<link:label id="lab_srt_RangeAxis_C5F6744EBC4BD3CC60C8DC9D4E4A63D1_label_en-US" xlink:label="lab_srt_RangeAxis_C5F6744EBC4BD3CC60C8DC9D4E4A63D1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Range [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_RangeAxis" xlink:label="loc_srt_RangeAxis_C5F6744EBC4BD3CC60C8DC9D4E4A63D1" xlink:type="locator"/>
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<link:label id="lab_srt_RangeMember_FEDA94F1FFF10E2447F3DC9D4E4A0DDB_terseLabel_en-US" xlink:label="lab_srt_RangeMember_FEDA94F1FFF10E2447F3DC9D4E4A0DDB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Range [Domain] </link:label>
<link:label id="lab_srt_RangeMember_FEDA94F1FFF10E2447F3DC9D4E4A0DDB_label_en-US" xlink:label="lab_srt_RangeMember_FEDA94F1FFF10E2447F3DC9D4E4A0DDB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Range [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_RangeMember" xlink:label="loc_srt_RangeMember_FEDA94F1FFF10E2447F3DC9D4E4A0DDB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_RangeMember_FEDA94F1FFF10E2447F3DC9D4E4A0DDB" xlink:to="lab_srt_RangeMember_FEDA94F1FFF10E2447F3DC9D4E4A0DDB" xlink:type="arc"/>
<link:label id="lab_srt_MinimumMember_3DD64EDC7B4979C1A4C3DC9D4E4AB3BC_terseLabel_en-US" xlink:label="lab_srt_MinimumMember_3DD64EDC7B4979C1A4C3DC9D4E4AB3BC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Minimum </link:label>
<link:label id="lab_srt_MinimumMember_3DD64EDC7B4979C1A4C3DC9D4E4AB3BC_label_en-US" xlink:label="lab_srt_MinimumMember_3DD64EDC7B4979C1A4C3DC9D4E4AB3BC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Minimum [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_MinimumMember" xlink:label="loc_srt_MinimumMember_3DD64EDC7B4979C1A4C3DC9D4E4AB3BC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_MinimumMember_3DD64EDC7B4979C1A4C3DC9D4E4AB3BC" xlink:to="lab_srt_MinimumMember_3DD64EDC7B4979C1A4C3DC9D4E4AB3BC" xlink:type="arc"/>
<link:label id="lab_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherLineItems_371B684D5573C28B9D08DC9D4E4A2931_terseLabel_en-US" xlink:label="lab_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherLineItems_371B684D5573C28B9D08DC9D4E4A2931" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Finance Receivables and Obligations Collateralized by Finance Receivables </link:label>
<link:label id="lab_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherLineItems_371B684D5573C28B9D08DC9D4E4A2931_label_en-US" xlink:label="lab_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherLineItems_371B684D5573C28B9D08DC9D4E4A2931" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets that Continue to be Recognized, Securitized or Asset-backed Financing Arrangement Assets and any Other Financial Assets Managed Together [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherLineItems" xlink:label="loc_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherLineItems_371B684D5573C28B9D08DC9D4E4A2931" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherLineItems_371B684D5573C28B9D08DC9D4E4A2931" xlink:to="lab_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherLineItems_371B684D5573C28B9D08DC9D4E4A2931" xlink:type="arc"/>
<link:label id="lab_kar_FinancingReceivableCommittedLiquidity_DC4D52AEE3660C182F57DC9D4E4BCA51_terseLabel_en-US" xlink:label="lab_kar_FinancingReceivableCommittedLiquidity_DC4D52AEE3660C182F57DC9D4E4BCA51" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Committed liquidity </link:label>
<link:label id="lab_kar_FinancingReceivableCommittedLiquidity_DC4D52AEE3660C182F57DC9D4E4BCA51_label_en-US" xlink:label="lab_kar_FinancingReceivableCommittedLiquidity_DC4D52AEE3660C182F57DC9D4E4BCA51" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Financing Receivable Committed Liquidity </link:label>
<link:label id="lab_kar_FinancingReceivableCommittedLiquidity_DC4D52AEE3660C182F57DC9D4E4BCA51_documentation_en-US" xlink:label="lab_kar_FinancingReceivableCommittedLiquidity_DC4D52AEE3660C182F57DC9D4E4BCA51" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the amount of committed liquidity provided by the funding corporation. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_FinancingReceivableCommittedLiquidity" xlink:label="loc_kar_FinancingReceivableCommittedLiquidity_DC4D52AEE3660C182F57DC9D4E4BCA51" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_FinancingReceivableCommittedLiquidity_DC4D52AEE3660C182F57DC9D4E4BCA51" xlink:to="lab_kar_FinancingReceivableCommittedLiquidity_DC4D52AEE3660C182F57DC9D4E4BCA51" xlink:type="arc"/>
<link:label id="lab_kar_FinancingReceivablePastDueNumberOfDays_848D82377844F28C5118DC9D4E4B637D_terseLabel_en-US" xlink:label="lab_kar_FinancingReceivablePastDueNumberOfDays_848D82377844F28C5118DC9D4E4B637D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Period to define financing receivables as past due (in days) </link:label>
<link:label id="lab_kar_FinancingReceivablePastDueNumberOfDays_848D82377844F28C5118DC9D4E4B637D_label_en-US" xlink:label="lab_kar_FinancingReceivablePastDueNumberOfDays_848D82377844F28C5118DC9D4E4B637D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Financing Receivable Past Due Number of Days </link:label>
<link:label id="lab_kar_FinancingReceivablePastDueNumberOfDays_848D82377844F28C5118DC9D4E4B637D_documentation_en-US" xlink:label="lab_kar_FinancingReceivablePastDueNumberOfDays_848D82377844F28C5118DC9D4E4B637D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the number of days for defining financing receivables as past due. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_FinancingReceivablePastDueNumberOfDays" xlink:label="loc_kar_FinancingReceivablePastDueNumberOfDays_848D82377844F28C5118DC9D4E4B637D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_FinancingReceivablePastDueNumberOfDays_848D82377844F28C5118DC9D4E4B637D" xlink:to="lab_kar_FinancingReceivablePastDueNumberOfDays_848D82377844F28C5118DC9D4E4B637D" xlink:type="arc"/>
<link:label id="lab_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherPrincipalAmountOutstanding_C1D243BE14F0F8EC4D9EDC9D4E4B0952_terseLabel_en-US" xlink:label="lab_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherPrincipalAmountOutstanding_C1D243BE14F0F8EC4D9EDC9D4E4B0952" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Receivables </link:label>
<link:label id="lab_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherPrincipalAmountOutstanding_C1D243BE14F0F8EC4D9EDC9D4E4B0952_label_en-US" xlink:label="lab_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherPrincipalAmountOutstanding_C1D243BE14F0F8EC4D9EDC9D4E4B0952" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Continuing Involvement with Continued to be Recognized Transferred Financial Assets, Amount Outstanding </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherPrincipalAmountOutstanding" xlink:label="loc_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherPrincipalAmountOutstanding_C1D243BE14F0F8EC4D9EDC9D4E4B0952" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherPrincipalAmountOutstanding_C1D243BE14F0F8EC4D9EDC9D4E4B0952" xlink:to="lab_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherPrincipalAmountOutstanding_C1D243BE14F0F8EC4D9EDC9D4E4B0952" xlink:type="arc"/>
<link:label id="lab_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherDelinquentAmountAtEndOfPeriod_158777469C4B7E039CB8DC9D4E4B5A25_terseLabel_en-US" xlink:label="lab_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherDelinquentAmountAtEndOfPeriod_158777469C4B7E039CB8DC9D4E4B5A25" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Receivables Delinquent </link:label>
<link:label id="lab_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherDelinquentAmountAtEndOfPeriod_158777469C4B7E039CB8DC9D4E4B5A25_label_en-US" xlink:label="lab_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherDelinquentAmountAtEndOfPeriod_158777469C4B7E039CB8DC9D4E4B5A25" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets that Continue to be Recognized, Securitized or Asset-backed Financing Arrangement Assets and any Other Financial Assets Managed Together, Delinquent Amount at End of Period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherDelinquentAmountAtEndOfPeriod" xlink:label="loc_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherDelinquentAmountAtEndOfPeriod_158777469C4B7E039CB8DC9D4E4B5A25" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherDelinquentAmountAtEndOfPeriod_158777469C4B7E039CB8DC9D4E4B5A25" xlink:to="lab_us-gaap_SecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherDelinquentAmountAtEndOfPeriod_158777469C4B7E039CB8DC9D4E4B5A25" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsThatContinueToBeRecognizedSecuritizedOrAssetBackedFinancingArrangementAssetsAndAnyOtherFinancialAssetsManagedTogetherNetCreditLossesDuringPeriod_C418DF502744159B14F0DC9D4E4BE4E8_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsThatContinueToBeRecognizedSecuritizedOrAssetBackedFinancingArrangementAssetsAndAnyOtherFinancialAssetsManagedTogetherNetCreditLossesDuringPeriod_C418DF502744159B14F0DC9D4E4BE4E8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net Credit Losses </link:label>
<link:label id="lab_us-gaap_AssetsThatContinueToBeRecognizedSecuritizedOrAssetBackedFinancingArrangementAssetsAndAnyOtherFinancialAssetsManagedTogetherNetCreditLossesDuringPeriod_C418DF502744159B14F0DC9D4E4BE4E8_label_en-US" xlink:label="lab_us-gaap_AssetsThatContinueToBeRecognizedSecuritizedOrAssetBackedFinancingArrangementAssetsAndAnyOtherFinancialAssetsManagedTogetherNetCreditLossesDuringPeriod_C418DF502744159B14F0DC9D4E4BE4E8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets that Continue to be Recognized, Securitized or Asset-backed Financing Arrangement Assets and any Other Financial Assets Managed Together, Net Credit Losses During Period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetsThatContinueToBeRecognizedSecuritizedOrAssetBackedFinancingArrangementAssetsAndAnyOtherFinancialAssetsManagedTogetherNetCreditLossesDuringPeriod" xlink:label="loc_us-gaap_AssetsThatContinueToBeRecognizedSecuritizedOrAssetBackedFinancingArrangementAssetsAndAnyOtherFinancialAssetsManagedTogetherNetCreditLossesDuringPeriod_C418DF502744159B14F0DC9D4E4BE4E8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsThatContinueToBeRecognizedSecuritizedOrAssetBackedFinancingArrangementAssetsAndAnyOtherFinancialAssetsManagedTogetherNetCreditLossesDuringPeriod_C418DF502744159B14F0DC9D4E4BE4E8" xlink:to="lab_us-gaap_AssetsThatContinueToBeRecognizedSecuritizedOrAssetBackedFinancingArrangementAssetsAndAnyOtherFinancialAssetsManagedTogetherNetCreditLossesDuringPeriod_C418DF502744159B14F0DC9D4E4BE4E8" xlink:type="arc"/>
<link:label id="lab_us-gaap_AllowanceForNotesAndLoansReceivableCurrent_EDBCBC06B84E486F40B6DC9D4E4C1A60_verboseLabel_en-US" xlink:label="lab_us-gaap_AllowanceForNotesAndLoansReceivableCurrent_EDBCBC06B84E486F40B6DC9D4E4C1A60" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Allowance for losses </link:label>
<link:label id="lab_us-gaap_AllowanceForNotesAndLoansReceivableCurrent_EDBCBC06B84E486F40B6DC9D4E4C1A60_label_en-US" xlink:label="lab_us-gaap_AllowanceForNotesAndLoansReceivableCurrent_EDBCBC06B84E486F40B6DC9D4E4C1A60" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Allowance for Notes, Loans and Financing Receivable, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AllowanceForNotesAndLoansReceivableCurrent" xlink:label="loc_us-gaap_AllowanceForNotesAndLoansReceivableCurrent_EDBCBC06B84E486F40B6DC9D4E4C1A60" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AllowanceForNotesAndLoansReceivableCurrent_EDBCBC06B84E486F40B6DC9D4E4C1A60" xlink:to="lab_us-gaap_AllowanceForNotesAndLoansReceivableCurrent_EDBCBC06B84E486F40B6DC9D4E4C1A60" xlink:type="arc"/>
<link:label id="lab_us-gaap_PledgedAssetsNotSeparatelyReportedFinanceReceivables_6C2EB06FE75FFE2FD48BDC9D4E4CB406_terseLabel_en-US" xlink:label="lab_us-gaap_PledgedAssetsNotSeparatelyReportedFinanceReceivables_6C2EB06FE75FFE2FD48BDC9D4E4CB406" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Finance receivables pledged as security </link:label>
<link:label id="lab_us-gaap_PledgedAssetsNotSeparatelyReportedFinanceReceivables_6C2EB06FE75FFE2FD48BDC9D4E4CB406_label_en-US" xlink:label="lab_us-gaap_PledgedAssetsNotSeparatelyReportedFinanceReceivables_6C2EB06FE75FFE2FD48BDC9D4E4CB406" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Pledged Assets, Not Separately Reported, Finance Receivables </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PledgedAssetsNotSeparatelyReportedFinanceReceivables" xlink:label="loc_us-gaap_PledgedAssetsNotSeparatelyReportedFinanceReceivables_6C2EB06FE75FFE2FD48BDC9D4E4CB406" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PledgedAssetsNotSeparatelyReportedFinanceReceivables_6C2EB06FE75FFE2FD48BDC9D4E4CB406" xlink:to="lab_us-gaap_PledgedAssetsNotSeparatelyReportedFinanceReceivables_6C2EB06FE75FFE2FD48BDC9D4E4CB406" xlink:type="arc"/>
<link:label id="lab_kar_CashReserveAsPercentageOfFinancingReceivableSecuritized_5932D79B435EB3AE4BAFDC9D4E4CD1C7_terseLabel_en-US" xlink:label="lab_kar_CashReserveAsPercentageOfFinancingReceivableSecuritized_5932D79B435EB3AE4BAFDC9D4E4CD1C7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash reserve as security for obligations of collateralized financing receivables (as a percent) </link:label>
<link:label id="lab_kar_CashReserveAsPercentageOfFinancingReceivableSecuritized_5932D79B435EB3AE4BAFDC9D4E4CD1C7_label_en-US" xlink:label="lab_kar_CashReserveAsPercentageOfFinancingReceivableSecuritized_5932D79B435EB3AE4BAFDC9D4E4CD1C7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash Reserve as Percentage of Financing Receivable Securitized </link:label>
<link:label id="lab_kar_CashReserveAsPercentageOfFinancingReceivableSecuritized_5932D79B435EB3AE4BAFDC9D4E4CD1C7_documentation_en-US" xlink:label="lab_kar_CashReserveAsPercentageOfFinancingReceivableSecuritized_5932D79B435EB3AE4BAFDC9D4E4CD1C7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the cash reserve maintained as a percentage of finance receivables securitized, which serves as security for the obligations collateralized by the financing receivables. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_CashReserveAsPercentageOfFinancingReceivableSecuritized" xlink:label="loc_kar_CashReserveAsPercentageOfFinancingReceivableSecuritized_5932D79B435EB3AE4BAFDC9D4E4CD1C7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_CashReserveAsPercentageOfFinancingReceivableSecuritized_5932D79B435EB3AE4BAFDC9D4E4CD1C7" xlink:to="lab_kar_CashReserveAsPercentageOfFinancingReceivableSecuritized_5932D79B435EB3AE4BAFDC9D4E4CD1C7" xlink:type="arc"/>
<link:label id="lab_kar_TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesGrossAmount_BC4A682781A44E56396EDC9D4E51B922_terseLabel_en-US" xlink:label="lab_kar_TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesGrossAmount_BC4A682781A44E56396EDC9D4E51B922" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Obligations collateralized by finance receivables, gross </link:label>
<link:label id="lab_kar_TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesGrossAmount_BC4A682781A44E56396EDC9D4E51B922_label_en-US" xlink:label="lab_kar_TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesGrossAmount_BC4A682781A44E56396EDC9D4E51B922" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Transfers Accounted For As Secured Borrowings, Associated Liabilities, Gross Amount </link:label>
<link:label id="lab_kar_TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesGrossAmount_BC4A682781A44E56396EDC9D4E51B922_documentation_en-US" xlink:label="lab_kar_TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesGrossAmount_BC4A682781A44E56396EDC9D4E51B922" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Gross amount of liabilities associated with financial assets accounted for as secured borrowings recognized in the transferor's statement of financial position at the end of each period presented. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesGrossAmount" xlink:label="loc_kar_TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesGrossAmount_BC4A682781A44E56396EDC9D4E51B922" xlink:type="locator"/>
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<link:label id="lab_us-gaap_UnamortizedDebtIssuanceExpense_A2B488ED799310E992DADC9D4E51F693_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_UnamortizedDebtIssuanceExpense_A2B488ED799310E992DADC9D4E51F693" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Unamortized securitization issuance costs </link:label>
<link:label id="lab_us-gaap_UnamortizedDebtIssuanceExpense_A2B488ED799310E992DADC9D4E51F693_label_en-US" xlink:label="lab_us-gaap_UnamortizedDebtIssuanceExpense_A2B488ED799310E992DADC9D4E51F693" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unamortized Debt Issuance Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_UnamortizedDebtIssuanceExpense" xlink:label="loc_us-gaap_UnamortizedDebtIssuanceExpense_A2B488ED799310E992DADC9D4E51F693" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnamortizedDebtIssuanceExpense_A2B488ED799310E992DADC9D4E51F693" xlink:to="lab_us-gaap_UnamortizedDebtIssuanceExpense_A2B488ED799310E992DADC9D4E51F693" xlink:type="arc"/>
<link:label id="lab_us-gaap_TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesCarryingAmount_6BAD73187F6E58E07198DC9D4E524FB7_terseLabel_en-US" xlink:label="lab_us-gaap_TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesCarryingAmount_6BAD73187F6E58E07198DC9D4E524FB7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Obligations collateralized by finance receivables </link:label>
<link:label id="lab_us-gaap_TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesCarryingAmount_6BAD73187F6E58E07198DC9D4E524FB7_label_en-US" xlink:label="lab_us-gaap_TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesCarryingAmount_6BAD73187F6E58E07198DC9D4E524FB7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Transfers Accounted for as Secured Borrowings, Associated Liabilities, Carrying Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesCarryingAmount" xlink:label="loc_us-gaap_TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesCarryingAmount_6BAD73187F6E58E07198DC9D4E524FB7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesCarryingAmount_6BAD73187F6E58E07198DC9D4E524FB7" xlink:to="lab_us-gaap_TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesCarryingAmount_6BAD73187F6E58E07198DC9D4E524FB7" xlink:type="arc"/>
<link:label id="lab_us-gaap_NumberOfOperatingSegments_56917DD5383A3679B84C4E98A72AB47A_terseLabel_en-US" xlink:label="lab_us-gaap_NumberOfOperatingSegments_56917DD5383A3679B84C4E98A72AB47A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of operating segments </link:label>
<link:label id="lab_us-gaap_NumberOfOperatingSegments_56917DD5383A3679B84C4E98A72AB47A_label_en-US" xlink:label="lab_us-gaap_NumberOfOperatingSegments_56917DD5383A3679B84C4E98A72AB47A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number of Operating Segments </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NumberOfOperatingSegments" xlink:label="loc_us-gaap_NumberOfOperatingSegments_56917DD5383A3679B84C4E98A72AB47A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NumberOfOperatingSegments_56917DD5383A3679B84C4E98A72AB47A" xlink:to="lab_us-gaap_NumberOfOperatingSegments_56917DD5383A3679B84C4E98A72AB47A" xlink:type="arc"/>
<link:label id="lab_us-gaap_NumberOfReportableSegments_21107FF1F27A1D92B5F54E98A72A4575_terseLabel_en-US" xlink:label="lab_us-gaap_NumberOfReportableSegments_21107FF1F27A1D92B5F54E98A72A4575" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of reportable segments </link:label>
<link:label id="lab_us-gaap_NumberOfReportableSegments_21107FF1F27A1D92B5F54E98A72A4575_label_en-US" xlink:label="lab_us-gaap_NumberOfReportableSegments_21107FF1F27A1D92B5F54E98A72A4575" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number of Reportable Segments </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NumberOfReportableSegments" xlink:label="loc_us-gaap_NumberOfReportableSegments_21107FF1F27A1D92B5F54E98A72A4575" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NumberOfReportableSegments_21107FF1F27A1D92B5F54E98A72A4575" xlink:to="lab_us-gaap_NumberOfReportableSegments_21107FF1F27A1D92B5F54E98A72A4575" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_3A4110C1E9B716BD4B8E4E98A72A1D7F_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_3A4110C1E9B716BD4B8E4E98A72A1D7F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Segment Reporting Information, by Segment [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_3A4110C1E9B716BD4B8E4E98A72A1D7F_label_en-US" xlink:label="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_3A4110C1E9B716BD4B8E4E98A72A1D7F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Segment Reporting Information, by Segment [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_3A4110C1E9B716BD4B8E4E98A72A1D7F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_3A4110C1E9B716BD4B8E4E98A72A1D7F" xlink:to="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_3A4110C1E9B716BD4B8E4E98A72A1D7F" xlink:type="arc"/>
<link:label id="lab_srt_ConsolidationItemsAxis_D55823024EBE566F72644E98A72A0AF1_terseLabel_en-US" xlink:label="lab_srt_ConsolidationItemsAxis_D55823024EBE566F72644E98A72A0AF1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Consolidation Items [Axis] </link:label>
<link:label id="lab_srt_ConsolidationItemsAxis_D55823024EBE566F72644E98A72A0AF1_label_en-US" xlink:label="lab_srt_ConsolidationItemsAxis_D55823024EBE566F72644E98A72A0AF1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Consolidation Items [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_ConsolidationItemsAxis" xlink:label="loc_srt_ConsolidationItemsAxis_D55823024EBE566F72644E98A72A0AF1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ConsolidationItemsAxis_D55823024EBE566F72644E98A72A0AF1" xlink:to="lab_srt_ConsolidationItemsAxis_D55823024EBE566F72644E98A72A0AF1" xlink:type="arc"/>
<link:label id="lab_srt_ConsolidationItemsDomain_76030CC5F24BD505F7344E98A72B2B5F_terseLabel_en-US" xlink:label="lab_srt_ConsolidationItemsDomain_76030CC5F24BD505F7344E98A72B2B5F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Consolidation Items [Domain] </link:label>
<link:label id="lab_srt_ConsolidationItemsDomain_76030CC5F24BD505F7344E98A72B2B5F_label_en-US" xlink:label="lab_srt_ConsolidationItemsDomain_76030CC5F24BD505F7344E98A72B2B5F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Consolidation Items [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_ConsolidationItemsDomain" xlink:label="loc_srt_ConsolidationItemsDomain_76030CC5F24BD505F7344E98A72B2B5F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ConsolidationItemsDomain_76030CC5F24BD505F7344E98A72B2B5F" xlink:to="lab_srt_ConsolidationItemsDomain_76030CC5F24BD505F7344E98A72B2B5F" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingSegmentsMember_E19C5BF71AEC94DB49504E98A72B4E69_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingSegmentsMember_E19C5BF71AEC94DB49504E98A72B4E69" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating Segments </link:label>
<link:label id="lab_us-gaap_OperatingSegmentsMember_E19C5BF71AEC94DB49504E98A72B4E69_label_en-US" xlink:label="lab_us-gaap_OperatingSegmentsMember_E19C5BF71AEC94DB49504E98A72B4E69" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Segments [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingSegmentsMember" xlink:label="loc_us-gaap_OperatingSegmentsMember_E19C5BF71AEC94DB49504E98A72B4E69" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CorporateNonSegmentMember_1EA2A624F87959C18C424E98A72B359E_terseLabel_en-US" xlink:label="lab_us-gaap_CorporateNonSegmentMember_1EA2A624F87959C18C424E98A72B359E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Holding Company </link:label>
<link:label id="lab_us-gaap_CorporateNonSegmentMember_1EA2A624F87959C18C424E98A72B359E_label_en-US" xlink:label="lab_us-gaap_CorporateNonSegmentMember_1EA2A624F87959C18C424E98A72B359E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Corporate, Non-Segment [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CorporateNonSegmentMember" xlink:label="loc_us-gaap_CorporateNonSegmentMember_1EA2A624F87959C18C424E98A72B359E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CorporateNonSegmentMember_1EA2A624F87959C18C424E98A72B359E" xlink:to="lab_us-gaap_CorporateNonSegmentMember_1EA2A624F87959C18C424E98A72B359E" xlink:type="arc"/>
<link:label id="lab_us-gaap_SegmentReportingInformationLineItems_36BCC89FB018AAB02FC84E98A7312F7F_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentReportingInformationLineItems_36BCC89FB018AAB02FC84E98A7312F7F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Segment Information </link:label>
<link:label id="lab_us-gaap_SegmentReportingInformationLineItems_36BCC89FB018AAB02FC84E98A7312F7F_label_en-US" xlink:label="lab_us-gaap_SegmentReportingInformationLineItems_36BCC89FB018AAB02FC84E98A7312F7F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Segment Reporting Information [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SegmentReportingInformationLineItems" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_36BCC89FB018AAB02FC84E98A7312F7F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_36BCC89FB018AAB02FC84E98A7312F7F" xlink:to="lab_us-gaap_SegmentReportingInformationLineItems_36BCC89FB018AAB02FC84E98A7312F7F" xlink:type="arc"/>
<link:label id="lab_us-gaap_CostsAndExpenses_ED4C8A5F334B1ED3182D4E98A733A7BE_terseLabel_en-US" xlink:label="lab_us-gaap_CostsAndExpenses_ED4C8A5F334B1ED3182D4E98A733A7BE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total operating expenses </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CostsAndExpenses" xlink:label="loc_us-gaap_CostsAndExpenses_ED4C8A5F334B1ED3182D4E98A733A7BE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CostsAndExpenses_ED4C8A5F334B1ED3182D4E98A733A7BE" xlink:to="lab_us-gaap_CostsAndExpenses_ED4C8A5F334B1ED3182D4E98A733A7BE" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingIncomeLoss_19EA8A45E1D35A70F8984E98A733BEBA_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingIncomeLoss_19EA8A45E1D35A70F8984E98A733BEBA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating profit (loss) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_19EA8A45E1D35A70F8984E98A733BEBA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherNonoperatingIncomeExpense_4302F7527F95A7E1A3144E98A7348522_negatedLabel_en-US" xlink:label="lab_us-gaap_OtherNonoperatingIncomeExpense_4302F7527F95A7E1A3144E98A7348522" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Other (income) expense, net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_4302F7527F95A7E1A3144E98A7348522" xlink:type="locator"/>
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<link:label id="lab_kar_IntercompanyIncomeExpense_089BCAD59A8E1B89E4254E98A7341384_negatedTerseLabel_en-US" xlink:label="lab_kar_IntercompanyIncomeExpense_089BCAD59A8E1B89E4254E98A7341384" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Intercompany expense (income) </link:label>
<link:label id="lab_kar_IntercompanyIncomeExpense_089BCAD59A8E1B89E4254E98A7341384_label_en-US" xlink:label="lab_kar_IntercompanyIncomeExpense_089BCAD59A8E1B89E4254E98A7341384" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Intercompany Income (Expense) </link:label>
<link:label id="lab_kar_IntercompanyIncomeExpense_089BCAD59A8E1B89E4254E98A7341384_documentation_en-US" xlink:label="lab_kar_IntercompanyIncomeExpense_089BCAD59A8E1B89E4254E98A7341384" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the amount of income (expense) recognized under intercompany transactions. </link:label>
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<link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_421D9EE130D292549CD84E98A7347F54_totalLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_421D9EE130D292549CD84E98A7347F54" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Income from continuing operations before income taxes </link:label>
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<link:label id="lab_us-gaap_Assets_A1F10CB6C8BD3A75BE5A4E98A734E506_terseLabel_en-US" xlink:label="lab_us-gaap_Assets_A1F10CB6C8BD3A75BE5A4E98A734E506" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total assets </link:label>
<link:label id="lab_us-gaap_Assets_A1F10CB6C8BD3A75BE5A4E98A734E506_label_en-US" xlink:label="lab_us-gaap_Assets_A1F10CB6C8BD3A75BE5A4E98A734E506" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets </link:label>
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<link:label id="lab_kar_DiscontinuedOperationsAbstract_F29EF96D8B792170D4AE4E98A8D3FEE3_label_en-US" xlink:label="lab_kar_DiscontinuedOperationsAbstract_F29EF96D8B792170D4AE4E98A8D3FEE3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Discontinued Operations [Abstract] </link:label>
<link:label id="lab_kar_DiscontinuedOperationsAbstract_F29EF96D8B792170D4AE4E98A8D3FEE3_documentation_en-US" xlink:label="lab_kar_DiscontinuedOperationsAbstract_F29EF96D8B792170D4AE4E98A8D3FEE3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Discontinued Operations [Abstract] </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_DiscontinuedOperationsAbstract" xlink:label="loc_kar_DiscontinuedOperationsAbstract_F29EF96D8B792170D4AE4E98A8D3FEE3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock_4B7BBDDDEFA3ED6BE2874E98A8D368C4_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock_4B7BBDDDEFA3ED6BE2874E98A8D368C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> IAA Separation and Discontinued Operations </link:label>
<link:label id="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock_4B7BBDDDEFA3ED6BE2874E98A8D368C4_label_en-US" xlink:label="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock_4B7BBDDDEFA3ED6BE2874E98A8D368C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock_4B7BBDDDEFA3ED6BE2874E98A8D368C4" xlink:type="locator"/>
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<link:label id="lab_us-gaap_SegmentReportingDisclosureTextBlock_738F9E91947F7FA3C631DC9D4F4E0299_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentReportingDisclosureTextBlock_738F9E91947F7FA3C631DC9D4F4E0299" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Segment Information </link:label>
<link:label id="lab_us-gaap_SegmentReportingDisclosureTextBlock_738F9E91947F7FA3C631DC9D4F4E0299_label_en-US" xlink:label="lab_us-gaap_SegmentReportingDisclosureTextBlock_738F9E91947F7FA3C631DC9D4F4E0299" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Segment Reporting Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SegmentReportingDisclosureTextBlock" xlink:label="loc_us-gaap_SegmentReportingDisclosureTextBlock_738F9E91947F7FA3C631DC9D4F4E0299" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentReportingDisclosureTextBlock_738F9E91947F7FA3C631DC9D4F4E0299" xlink:to="lab_us-gaap_SegmentReportingDisclosureTextBlock_738F9E91947F7FA3C631DC9D4F4E0299" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock_8FBFCB65B823A96729BC4E98A8D14086_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock_8FBFCB65B823A96729BC4E98A8D14086" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Discontinued Operations </link:label>
<link:label id="lab_us-gaap_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock_8FBFCB65B823A96729BC4E98A8D14086_label_en-US" xlink:label="lab_us-gaap_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock_8FBFCB65B823A96729BC4E98A8D14086" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Groups, Including Discontinued Operations [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock" xlink:label="loc_us-gaap_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock_8FBFCB65B823A96729BC4E98A8D14086" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock_8FBFCB65B823A96729BC4E98A8D14086" xlink:to="lab_us-gaap_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock_8FBFCB65B823A96729BC4E98A8D14086" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_E1A46AF981923310389052BAFA70626E_terseLabel_en-US" xlink:label="lab_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_E1A46AF981923310389052BAFA70626E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] </link:label>
<link:label id="lab_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_E1A46AF981923310389052BAFA70626E_label_en-US" xlink:label="lab_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_E1A46AF981923310389052BAFA70626E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable" xlink:label="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_E1A46AF981923310389052BAFA70626E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherAssetsMember_E0903E74EC868F5E013552BAFA71F78C_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsMember_E0903E74EC868F5E013552BAFA71F78C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Assets </link:label>
<link:label id="lab_us-gaap_OtherAssetsMember_E0903E74EC868F5E013552BAFA71F78C_label_en-US" xlink:label="lab_us-gaap_OtherAssetsMember_E0903E74EC868F5E013552BAFA71F78C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Assets [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherAssetsMember" xlink:label="loc_us-gaap_OtherAssetsMember_E0903E74EC868F5E013552BAFA71F78C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAssetsMember_E0903E74EC868F5E013552BAFA71F78C" xlink:to="lab_us-gaap_OtherAssetsMember_E0903E74EC868F5E013552BAFA71F78C" xlink:type="arc"/>
<link:label id="lab_kar_August2017InterestRateCapMember_3BA09F7E4394837E5F0452BAFA72EE19_terseLabel_en-US" xlink:label="lab_kar_August2017InterestRateCapMember_3BA09F7E4394837E5F0452BAFA72EE19" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> August 2017 interest rate cap </link:label>
<link:label id="lab_kar_August2017InterestRateCapMember_3BA09F7E4394837E5F0452BAFA72EE19_label_en-US" xlink:label="lab_kar_August2017InterestRateCapMember_3BA09F7E4394837E5F0452BAFA72EE19" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> August 2017 Interest Rate Cap [Member] </link:label>
<link:label id="lab_kar_August2017InterestRateCapMember_3BA09F7E4394837E5F0452BAFA72EE19_documentation_en-US" xlink:label="lab_kar_August2017InterestRateCapMember_3BA09F7E4394837E5F0452BAFA72EE19" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> August 2017 Interest Rate Cap </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_August2017InterestRateCapMember" xlink:label="loc_kar_August2017InterestRateCapMember_3BA09F7E4394837E5F0452BAFA72EE19" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_August2017InterestRateCapMember_3BA09F7E4394837E5F0452BAFA72EE19" xlink:to="lab_kar_August2017InterestRateCapMember_3BA09F7E4394837E5F0452BAFA72EE19" xlink:type="arc"/>
<link:label id="lab_kar_March2017InterestRateCapMember_DD114E976A472B68F98952BAFA73D8C5_terseLabel_en-US" xlink:label="lab_kar_March2017InterestRateCapMember_DD114E976A472B68F98952BAFA73D8C5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> March 2017 interest rate cap </link:label>
<link:label id="lab_kar_March2017InterestRateCapMember_DD114E976A472B68F98952BAFA73D8C5_label_en-US" xlink:label="lab_kar_March2017InterestRateCapMember_DD114E976A472B68F98952BAFA73D8C5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> March 2017 Interest Rate Cap [Member] </link:label>
<link:label id="lab_kar_March2017InterestRateCapMember_DD114E976A472B68F98952BAFA73D8C5_documentation_en-US" xlink:label="lab_kar_March2017InterestRateCapMember_DD114E976A472B68F98952BAFA73D8C5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> March 2017 Interest Rate Cap </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_March2017InterestRateCapMember" xlink:label="loc_kar_March2017InterestRateCapMember_DD114E976A472B68F98952BAFA73D8C5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_March2017InterestRateCapMember_DD114E976A472B68F98952BAFA73D8C5" xlink:to="lab_kar_March2017InterestRateCapMember_DD114E976A472B68F98952BAFA73D8C5" xlink:type="arc"/>
<link:label id="lab_us-gaap_DerivativesFairValueLineItems_DF7AC7D0E784EA2442AE52BAFA74662C_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativesFairValueLineItems_DF7AC7D0E784EA2442AE52BAFA74662C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair value of the entity's interest rate derivatives included in the consolidated balance sheet </link:label>
<link:label id="lab_us-gaap_DerivativesFairValueLineItems_DF7AC7D0E784EA2442AE52BAFA74662C_label_en-US" xlink:label="lab_us-gaap_DerivativesFairValueLineItems_DF7AC7D0E784EA2442AE52BAFA74662C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivatives, Fair Value [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DerivativesFairValueLineItems" xlink:label="loc_us-gaap_DerivativesFairValueLineItems_DF7AC7D0E784EA2442AE52BAFA74662C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_DF7AC7D0E784EA2442AE52BAFA74662C" xlink:to="lab_us-gaap_DerivativesFairValueLineItems_DF7AC7D0E784EA2442AE52BAFA74662C" xlink:type="arc"/>
<link:label id="lab_kar_DerivativeNumberofInstrumentsPurchased_0E6178B20CD9FA1128D352BAFA7473E4_terseLabel_en-US" xlink:label="lab_kar_DerivativeNumberofInstrumentsPurchased_0E6178B20CD9FA1128D352BAFA7473E4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of derivative agreements purchased </link:label>
<link:label id="lab_kar_DerivativeNumberofInstrumentsPurchased_0E6178B20CD9FA1128D352BAFA7473E4_label_en-US" xlink:label="lab_kar_DerivativeNumberofInstrumentsPurchased_0E6178B20CD9FA1128D352BAFA7473E4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Number of Instruments Purchased </link:label>
<link:label id="lab_kar_DerivativeNumberofInstrumentsPurchased_0E6178B20CD9FA1128D352BAFA7473E4_documentation_en-US" xlink:label="lab_kar_DerivativeNumberofInstrumentsPurchased_0E6178B20CD9FA1128D352BAFA7473E4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The number of derivative instruments of a particular group purchased by the entity. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_DerivativeNumberofInstrumentsPurchased" xlink:label="loc_kar_DerivativeNumberofInstrumentsPurchased_0E6178B20CD9FA1128D352BAFA7473E4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_DerivativeNumberofInstrumentsPurchased_0E6178B20CD9FA1128D352BAFA7473E4" xlink:to="lab_kar_DerivativeNumberofInstrumentsPurchased_0E6178B20CD9FA1128D352BAFA7473E4" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsOfDerivativeIssuanceCosts_750240A591E90ADDC1A352BAFA7490C3_terseLabel_en-US" xlink:label="lab_us-gaap_PaymentsOfDerivativeIssuanceCosts_750240A591E90ADDC1A352BAFA7490C3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Aggregate amount paid for interest rate caps </link:label>
<link:label id="lab_us-gaap_PaymentsOfDerivativeIssuanceCosts_750240A591E90ADDC1A352BAFA7490C3_label_en-US" xlink:label="lab_us-gaap_PaymentsOfDerivativeIssuanceCosts_750240A591E90ADDC1A352BAFA7490C3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments of Derivative Issuance Costs </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsOfDerivativeIssuanceCosts" xlink:label="loc_us-gaap_PaymentsOfDerivativeIssuanceCosts_750240A591E90ADDC1A352BAFA7490C3" xlink:type="locator"/>
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<link:label id="lab_invest_DerivativeNotionalAmount_9DF2352A8C2C6E3B0E1B52BAFA7417C3_verboseLabel_en-US" xlink:label="lab_invest_DerivativeNotionalAmount_9DF2352A8C2C6E3B0E1B52BAFA7417C3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Aggregate notional amount </link:label>
<link:label id="lab_invest_DerivativeNotionalAmount_9DF2352A8C2C6E3B0E1B52BAFA7417C3_label_en-US" xlink:label="lab_invest_DerivativeNotionalAmount_9DF2352A8C2C6E3B0E1B52BAFA7417C3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative, Notional Amount </link:label>
<link:loc xlink:href="http://xbrl.sec.gov/invest/2013/invest-2013-01-31.xsd#invest_DerivativeNotionalAmount" xlink:label="loc_invest_DerivativeNotionalAmount_9DF2352A8C2C6E3B0E1B52BAFA7417C3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DerivativeCapInterestRate_7F35E04A41DED0B02CED52BAFA75A98B_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeCapInterestRate_7F35E04A41DED0B02CED52BAFA75A98B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Floor rate (as a percent) </link:label>
<link:label id="lab_us-gaap_DerivativeCapInterestRate_7F35E04A41DED0B02CED52BAFA75A98B_label_en-US" xlink:label="lab_us-gaap_DerivativeCapInterestRate_7F35E04A41DED0B02CED52BAFA75A98B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative, Cap Interest Rate </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DerivativeCapInterestRate" xlink:label="loc_us-gaap_DerivativeCapInterestRate_7F35E04A41DED0B02CED52BAFA75A98B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeAsset_721D6465E5552754806852BAFA75123B_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeAsset_721D6465E5552754806852BAFA75123B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Asset derivatives, fair value </link:label>
<link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeAsset_721D6465E5552754806852BAFA75123B_label_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeAsset_721D6465E5552754806852BAFA75123B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Asset, Fair Value, Gross Asset </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_721D6465E5552754806852BAFA75123B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StatementOfFinancialPositionAbstract_743F77704865A8D908614D5DA30B8CCD_label_en-US" xlink:label="lab_us-gaap_StatementOfFinancialPositionAbstract_743F77704865A8D908614D5DA30B8CCD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statement of Financial Position [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_743F77704865A8D908614D5DA30B8CCD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_743F77704865A8D908614D5DA30B8CCD" xlink:to="lab_us-gaap_StatementOfFinancialPositionAbstract_743F77704865A8D908614D5DA30B8CCD" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsAbstract_837E702106304B2AC5B54D5DA30B3899_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsAbstract_837E702106304B2AC5B54D5DA30B3899" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Assets </link:label>
<link:label id="lab_us-gaap_AssetsAbstract_837E702106304B2AC5B54D5DA30B3899_label_en-US" xlink:label="lab_us-gaap_AssetsAbstract_837E702106304B2AC5B54D5DA30B3899" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="loc_us-gaap_AssetsAbstract_837E702106304B2AC5B54D5DA30B3899" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsAbstract_837E702106304B2AC5B54D5DA30B3899" xlink:to="lab_us-gaap_AssetsAbstract_837E702106304B2AC5B54D5DA30B3899" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsCurrentAbstract_7CB79AFF08105CFC1E7C4D5DA30C3D9F_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_7CB79AFF08105CFC1E7C4D5DA30C3D9F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current assets </link:label>
<link:label id="lab_us-gaap_AssetsCurrentAbstract_7CB79AFF08105CFC1E7C4D5DA30C3D9F_label_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_7CB79AFF08105CFC1E7C4D5DA30C3D9F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets, Current [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="loc_us-gaap_AssetsCurrentAbstract_7CB79AFF08105CFC1E7C4D5DA30C3D9F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsCurrentAbstract_7CB79AFF08105CFC1E7C4D5DA30C3D9F" xlink:to="lab_us-gaap_AssetsCurrentAbstract_7CB79AFF08105CFC1E7C4D5DA30C3D9F" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_5A0B30547A3A0AD690C64D5DA30C437F_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_5A0B30547A3A0AD690C64D5DA30C437F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash and cash equivalents </link:label>
<link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_5A0B30547A3A0AD690C64D5DA30C437F_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_5A0B30547A3A0AD690C64D5DA30C437F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents, at Carrying Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_5A0B30547A3A0AD690C64D5DA30C437F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_5A0B30547A3A0AD690C64D5DA30C437F" xlink:to="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_5A0B30547A3A0AD690C64D5DA30C437F" xlink:type="arc"/>
<link:label id="lab_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_7A1C5E3137B20F358AC54D5DA30CE1A5_terseLabel_en-US" xlink:label="lab_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_7A1C5E3137B20F358AC54D5DA30CE1A5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restricted cash </link:label>
<link:label id="lab_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_7A1C5E3137B20F358AC54D5DA30CE1A5_label_en-US" xlink:label="lab_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_7A1C5E3137B20F358AC54D5DA30CE1A5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restricted Cash and Cash Equivalents, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_7A1C5E3137B20F358AC54D5DA30CE1A5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_7A1C5E3137B20F358AC54D5DA30CE1A5" xlink:to="lab_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_7A1C5E3137B20F358AC54D5DA30CE1A5" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccountsReceivableNetCurrent_8A64A5871D5C982399E14D5DA30D73E1_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableNetCurrent_8A64A5871D5C982399E14D5DA30D73E1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Trade receivables, net of allowances of $8.6 and $8.7 </link:label>
<link:label id="lab_us-gaap_AccountsReceivableNetCurrent_8A64A5871D5C982399E14D5DA30D73E1_label_en-US" xlink:label="lab_us-gaap_AccountsReceivableNetCurrent_8A64A5871D5C982399E14D5DA30D73E1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Receivable, Net, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_8A64A5871D5C982399E14D5DA30D73E1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsReceivableNetCurrent_8A64A5871D5C982399E14D5DA30D73E1" xlink:to="lab_us-gaap_AccountsReceivableNetCurrent_8A64A5871D5C982399E14D5DA30D73E1" xlink:type="arc"/>
<link:label id="lab_us-gaap_NotesAndLoansReceivableNetCurrent_82B1BC6943F007C94E224D5DA30DD1D9_terseLabel_en-US" xlink:label="lab_us-gaap_NotesAndLoansReceivableNetCurrent_82B1BC6943F007C94E224D5DA30DD1D9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Finance receivables, net of allowances of $14.5 and $14.0 </link:label>
<link:label id="lab_us-gaap_NotesAndLoansReceivableNetCurrent_82B1BC6943F007C94E224D5DA30DD1D9_label_en-US" xlink:label="lab_us-gaap_NotesAndLoansReceivableNetCurrent_82B1BC6943F007C94E224D5DA30DD1D9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Notes, Loans and Financing Receivable, Net, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NotesAndLoansReceivableNetCurrent" xlink:label="loc_us-gaap_NotesAndLoansReceivableNetCurrent_82B1BC6943F007C94E224D5DA30DD1D9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NotesAndLoansReceivableNetCurrent_82B1BC6943F007C94E224D5DA30DD1D9" xlink:to="lab_us-gaap_NotesAndLoansReceivableNetCurrent_82B1BC6943F007C94E224D5DA30DD1D9" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherAssetsCurrent_6C201EFEB9D78DF80BCD4D5DA30D5E56_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsCurrent_6C201EFEB9D78DF80BCD4D5DA30D5E56" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other current assets </link:label>
<link:label id="lab_us-gaap_OtherAssetsCurrent_6C201EFEB9D78DF80BCD4D5DA30D5E56_label_en-US" xlink:label="lab_us-gaap_OtherAssetsCurrent_6C201EFEB9D78DF80BCD4D5DA30D5E56" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Assets, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherAssetsCurrent" xlink:label="loc_us-gaap_OtherAssetsCurrent_6C201EFEB9D78DF80BCD4D5DA30D5E56" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAssetsCurrent_6C201EFEB9D78DF80BCD4D5DA30D5E56" xlink:to="lab_us-gaap_OtherAssetsCurrent_6C201EFEB9D78DF80BCD4D5DA30D5E56" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_72684E495214A95B2DF34D5DA30DAF0E_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_72684E495214A95B2DF34D5DA30DAF0E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current assets, discontinued operations </link:label>
<link:label id="lab_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_72684E495214A95B2DF34D5DA30DAF0E_label_en-US" xlink:label="lab_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_72684E495214A95B2DF34D5DA30DAF0E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Assets, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:label="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_72684E495214A95B2DF34D5DA30DAF0E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_72684E495214A95B2DF34D5DA30DAF0E" xlink:to="lab_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_72684E495214A95B2DF34D5DA30DAF0E" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsCurrent_DB218CD8CC884423A7564D5DA30DED29_totalLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrent_DB218CD8CC884423A7564D5DA30DED29" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total current assets </link:label>
<link:label id="lab_us-gaap_AssetsCurrent_DB218CD8CC884423A7564D5DA30DED29_label_en-US" xlink:label="lab_us-gaap_AssetsCurrent_DB218CD8CC884423A7564D5DA30DED29" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="loc_us-gaap_AssetsCurrent_DB218CD8CC884423A7564D5DA30DED29" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsCurrent_DB218CD8CC884423A7564D5DA30DED29" xlink:to="lab_us-gaap_AssetsCurrent_DB218CD8CC884423A7564D5DA30DED29" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsNoncurrentAbstract_AE853A16DDA94D2FEE0F4D5DA30D9E72_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsNoncurrentAbstract_AE853A16DDA94D2FEE0F4D5DA30D9E72" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other assets </link:label>
<link:label id="lab_us-gaap_AssetsNoncurrentAbstract_AE853A16DDA94D2FEE0F4D5DA30D9E72_label_en-US" xlink:label="lab_us-gaap_AssetsNoncurrentAbstract_AE853A16DDA94D2FEE0F4D5DA30D9E72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets, Noncurrent [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetsNoncurrentAbstract" xlink:label="loc_us-gaap_AssetsNoncurrentAbstract_AE853A16DDA94D2FEE0F4D5DA30D9E72" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsNoncurrentAbstract_AE853A16DDA94D2FEE0F4D5DA30D9E72" xlink:to="lab_us-gaap_AssetsNoncurrentAbstract_AE853A16DDA94D2FEE0F4D5DA30D9E72" xlink:type="arc"/>
<link:label id="lab_us-gaap_Goodwill_FCB51A8D647C67B4FA844D5DA30E20A4_terseLabel_en-US" xlink:label="lab_us-gaap_Goodwill_FCB51A8D647C67B4FA844D5DA30E20A4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Goodwill </link:label>
<link:label id="lab_us-gaap_Goodwill_FCB51A8D647C67B4FA844D5DA30E20A4_label_en-US" xlink:label="lab_us-gaap_Goodwill_FCB51A8D647C67B4FA844D5DA30E20A4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_FCB51A8D647C67B4FA844D5DA30E20A4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Goodwill_FCB51A8D647C67B4FA844D5DA30E20A4" xlink:to="lab_us-gaap_Goodwill_FCB51A8D647C67B4FA844D5DA30E20A4" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsNet_82CDB951DB7197B640994D5DA30E659C_verboseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsNet_82CDB951DB7197B640994D5DA30E659C" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Customer relationships, net of accumulated amortization of $613.3 and $587.0 </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsNet_82CDB951DB7197B640994D5DA30E659C_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsNet_82CDB951DB7197B640994D5DA30E659C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_82CDB951DB7197B640994D5DA30E659C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_82CDB951DB7197B640994D5DA30E659C" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsNet_82CDB951DB7197B640994D5DA30E659C" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherIntangibleAssetsNet_4037CF31BE2F19A485B64D5DA30E4831_verboseLabel_en-US" xlink:label="lab_us-gaap_OtherIntangibleAssetsNet_4037CF31BE2F19A485B64D5DA30E4831" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Other intangible assets, net of accumulated amortization of $283.5 and $255.3 </link:label>
<link:label id="lab_us-gaap_OtherIntangibleAssetsNet_4037CF31BE2F19A485B64D5DA30E4831_label_en-US" xlink:label="lab_us-gaap_OtherIntangibleAssetsNet_4037CF31BE2F19A485B64D5DA30E4831" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Intangible Assets, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherIntangibleAssetsNet" xlink:label="loc_us-gaap_OtherIntangibleAssetsNet_4037CF31BE2F19A485B64D5DA30E4831" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherIntangibleAssetsNet_4037CF31BE2F19A485B64D5DA30E4831" xlink:to="lab_us-gaap_OtherIntangibleAssetsNet_4037CF31BE2F19A485B64D5DA30E4831" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherAssetsNoncurrent_EBCB9916362D2ABB59F94D5DA30EF1D6_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent_EBCB9916362D2ABB59F94D5DA30EF1D6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other assets </link:label>
<link:label id="lab_us-gaap_OtherAssetsNoncurrent_EBCB9916362D2ABB59F94D5DA30EF1D6_label_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent_EBCB9916362D2ABB59F94D5DA30EF1D6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Assets, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_EBCB9916362D2ABB59F94D5DA30EF1D6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_EBCB9916362D2ABB59F94D5DA30EF1D6" xlink:to="lab_us-gaap_OtherAssetsNoncurrent_EBCB9916362D2ABB59F94D5DA30EF1D6" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent_B743BAFC0B018A25F4414D5DA30F271F_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent_B743BAFC0B018A25F4414D5DA30F271F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Non-current assets, discontinued operations </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent_B743BAFC0B018A25F4414D5DA30F271F_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent_B743BAFC0B018A25F4414D5DA30F271F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Assets, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent_B743BAFC0B018A25F4414D5DA30F271F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent_B743BAFC0B018A25F4414D5DA30F271F" xlink:to="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent_B743BAFC0B018A25F4414D5DA30F271F" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsNoncurrent_4C146211B039EF581F214D5DA30F6506_totalLabel_en-US" xlink:label="lab_us-gaap_AssetsNoncurrent_4C146211B039EF581F214D5DA30F6506" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total other assets </link:label>
<link:label id="lab_us-gaap_AssetsNoncurrent_4C146211B039EF581F214D5DA30F6506_label_en-US" xlink:label="lab_us-gaap_AssetsNoncurrent_4C146211B039EF581F214D5DA30F6506" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetsNoncurrent" xlink:label="loc_us-gaap_AssetsNoncurrent_4C146211B039EF581F214D5DA30F6506" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsNoncurrent_4C146211B039EF581F214D5DA30F6506" xlink:to="lab_us-gaap_AssetsNoncurrent_4C146211B039EF581F214D5DA30F6506" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_DBD16863BC651425DCEA4D5DA30F0C87_verboseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_DBD16863BC651425DCEA4D5DA30F0C87" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Property and equipment, net of accumulated depreciation of $502.4 and $467.5 </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_DBD16863BC651425DCEA4D5DA30F0C87" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_DBD16863BC651425DCEA4D5DA30F0C87" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentNet_DBD16863BC651425DCEA4D5DA30F0C87" xlink:type="arc"/>
<link:label id="lab_us-gaap_Assets_165F6595E85C959CB3734D5DA30FA246_totalLabel_en-US" xlink:label="lab_us-gaap_Assets_165F6595E85C959CB3734D5DA30FA246" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_Assets" xlink:label="loc_us-gaap_Assets_165F6595E85C959CB3734D5DA30FA246" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Assets_165F6595E85C959CB3734D5DA30FA246" xlink:to="lab_us-gaap_Assets_165F6595E85C959CB3734D5DA30FA246" xlink:type="arc"/>
<link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_38028FAFCE6F20DF84394D5DA30F7269_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_38028FAFCE6F20DF84394D5DA30F7269" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Liabilities and Stockholders' Equity </link:label>
<link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_38028FAFCE6F20DF84394D5DA30F7269_label_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_38028FAFCE6F20DF84394D5DA30F7269" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities and Equity [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_38028FAFCE6F20DF84394D5DA30F7269" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_38028FAFCE6F20DF84394D5DA30F7269" xlink:to="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_38028FAFCE6F20DF84394D5DA30F7269" xlink:type="arc"/>
<link:label id="lab_us-gaap_LiabilitiesCurrentAbstract_23DCE762DBCBAE50E1EC4D5DA30F8B83_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrentAbstract_23DCE762DBCBAE50E1EC4D5DA30F8B83" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current liabilities </link:label>
<link:label id="lab_us-gaap_LiabilitiesCurrentAbstract_23DCE762DBCBAE50E1EC4D5DA30F8B83_label_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrentAbstract_23DCE762DBCBAE50E1EC4D5DA30F8B83" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities, Current [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract" xlink:label="loc_us-gaap_LiabilitiesCurrentAbstract_23DCE762DBCBAE50E1EC4D5DA30F8B83" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_23DCE762DBCBAE50E1EC4D5DA30F8B83" xlink:to="lab_us-gaap_LiabilitiesCurrentAbstract_23DCE762DBCBAE50E1EC4D5DA30F8B83" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccountsPayableCurrent_D577BC1447CA6275E8A84D5DA310E321_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsPayableCurrent_D577BC1447CA6275E8A84D5DA310E321" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts payable </link:label>
<link:label id="lab_us-gaap_AccountsPayableCurrent_D577BC1447CA6275E8A84D5DA310E321_label_en-US" xlink:label="lab_us-gaap_AccountsPayableCurrent_D577BC1447CA6275E8A84D5DA310E321" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Payable, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:label="loc_us-gaap_AccountsPayableCurrent_D577BC1447CA6275E8A84D5DA310E321" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsPayableCurrent_D577BC1447CA6275E8A84D5DA310E321" xlink:to="lab_us-gaap_AccountsPayableCurrent_D577BC1447CA6275E8A84D5DA310E321" xlink:type="arc"/>
<link:label id="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_9413E9F947C3E0623EC24D5DA3108A45_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_9413E9F947C3E0623EC24D5DA3108A45" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accrued employee benefits and compensation expenses </link:label>
<link:label id="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_9413E9F947C3E0623EC24D5DA3108A45_label_en-US" xlink:label="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_9413E9F947C3E0623EC24D5DA3108A45" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Employee-related Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_9413E9F947C3E0623EC24D5DA3108A45" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_9413E9F947C3E0623EC24D5DA3108A45" xlink:to="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_9413E9F947C3E0623EC24D5DA3108A45" xlink:type="arc"/>
<link:label id="lab_us-gaap_InterestPayableCurrent_FBD234FF4D9C298790E74D5DA310F4E3_terseLabel_en-US" xlink:label="lab_us-gaap_InterestPayableCurrent_FBD234FF4D9C298790E74D5DA310F4E3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accrued interest </link:label>
<link:label id="lab_us-gaap_InterestPayableCurrent_FBD234FF4D9C298790E74D5DA310F4E3_label_en-US" xlink:label="lab_us-gaap_InterestPayableCurrent_FBD234FF4D9C298790E74D5DA310F4E3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Payable, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_InterestPayableCurrent" xlink:label="loc_us-gaap_InterestPayableCurrent_FBD234FF4D9C298790E74D5DA310F4E3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AccruedIncomeTaxesCurrent_E3E6C2DAD711B9F85FEC4D5DA311964D_terseLabel_en-US" xlink:label="lab_us-gaap_AccruedIncomeTaxesCurrent_E3E6C2DAD711B9F85FEC4D5DA311964D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income taxes payable </link:label>
<link:label id="lab_us-gaap_AccruedIncomeTaxesCurrent_E3E6C2DAD711B9F85FEC4D5DA311964D_label_en-US" xlink:label="lab_us-gaap_AccruedIncomeTaxesCurrent_E3E6C2DAD711B9F85FEC4D5DA311964D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accrued Income Taxes, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AccruedIncomeTaxesCurrent" xlink:label="loc_us-gaap_AccruedIncomeTaxesCurrent_E3E6C2DAD711B9F85FEC4D5DA311964D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccruedIncomeTaxesCurrent_E3E6C2DAD711B9F85FEC4D5DA311964D" xlink:to="lab_us-gaap_AccruedIncomeTaxesCurrent_E3E6C2DAD711B9F85FEC4D5DA311964D" xlink:type="arc"/>
<link:label id="lab_us-gaap_DividendsPayableCurrent_4BFBA711731B1FC54D304D5DA311561C_terseLabel_en-US" xlink:label="lab_us-gaap_DividendsPayableCurrent_4BFBA711731B1FC54D304D5DA311561C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Dividends payable </link:label>
<link:label id="lab_us-gaap_DividendsPayableCurrent_4BFBA711731B1FC54D304D5DA311561C_label_en-US" xlink:label="lab_us-gaap_DividendsPayableCurrent_4BFBA711731B1FC54D304D5DA311561C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Dividends Payable, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DividendsPayableCurrent" xlink:label="loc_us-gaap_DividendsPayableCurrent_4BFBA711731B1FC54D304D5DA311561C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DividendsPayableCurrent_4BFBA711731B1FC54D304D5DA311561C" xlink:to="lab_us-gaap_DividendsPayableCurrent_4BFBA711731B1FC54D304D5DA311561C" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongTermDebtCurrent_CF643A3E11FC4E01425F4D5DA3114C4A_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtCurrent_CF643A3E11FC4E01425F4D5DA3114C4A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current maturities of long-term debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LongTermDebtCurrent" xlink:label="loc_us-gaap_LongTermDebtCurrent_CF643A3E11FC4E01425F4D5DA3114C4A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtCurrent_CF643A3E11FC4E01425F4D5DA3114C4A" xlink:to="lab_us-gaap_LongTermDebtCurrent_CF643A3E11FC4E01425F4D5DA3114C4A" xlink:type="arc"/>
<link:label id="lab_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_28326B600D6BF08378E54D5DA3113786_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_28326B600D6BF08378E54D5DA3113786" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current liabilities, discontinued operations </link:label>
<link:label id="lab_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_28326B600D6BF08378E54D5DA3113786_label_en-US" xlink:label="lab_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_28326B600D6BF08378E54D5DA3113786" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:label="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_28326B600D6BF08378E54D5DA3113786" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LiabilitiesCurrent_61A9DC22567A0D8F8C564D5DA31179A8_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent_61A9DC22567A0D8F8C564D5DA31179A8" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total current liabilities </link:label>
<link:label id="lab_us-gaap_LiabilitiesCurrent_61A9DC22567A0D8F8C564D5DA31179A8_label_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent_61A9DC22567A0D8F8C564D5DA31179A8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="loc_us-gaap_LiabilitiesCurrent_61A9DC22567A0D8F8C564D5DA31179A8" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LiabilitiesNoncurrentAbstract_5DE5F45F68A466AB66BA4D5DA312DE72_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesNoncurrentAbstract_5DE5F45F68A466AB66BA4D5DA312DE72" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Non-current liabilities </link:label>
<link:label id="lab_us-gaap_LiabilitiesNoncurrentAbstract_5DE5F45F68A466AB66BA4D5DA312DE72_label_en-US" xlink:label="lab_us-gaap_LiabilitiesNoncurrentAbstract_5DE5F45F68A466AB66BA4D5DA312DE72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities, Noncurrent [Abstract] </link:label>
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<link:label id="lab_us-gaap_DeferredTaxLiabilitiesNoncurrent_89D0039C4BFCFD6BCE164D5DA3128597_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxLiabilitiesNoncurrent_89D0039C4BFCFD6BCE164D5DA3128597" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred income tax liabilities </link:label>
<link:label id="lab_us-gaap_DeferredTaxLiabilitiesNoncurrent_89D0039C4BFCFD6BCE164D5DA3128597_label_en-US" xlink:label="lab_us-gaap_DeferredTaxLiabilitiesNoncurrent_89D0039C4BFCFD6BCE164D5DA3128597" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Tax Liabilities, Net, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DeferredTaxLiabilitiesNoncurrent" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesNoncurrent_89D0039C4BFCFD6BCE164D5DA3128597" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent_05E5B5ADFA34DCC99EE94D5DA3134D3D_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent_05E5B5ADFA34DCC99EE94D5DA3134D3D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Non-current liabilities, discontinued operations </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent" xlink:label="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent_05E5B5ADFA34DCC99EE94D5DA3134D3D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LiabilitiesNoncurrent_E11A8854843223A2A1F84D5DA313E27D_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesNoncurrent_E11A8854843223A2A1F84D5DA313E27D" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total non-current liabilities </link:label>
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<link:label id="lab_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_32B90D05ACC6258A3B213EA9ECC31B29_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_32B90D05ACC6258A3B213EA9ECC31B29" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating Leases </link:label>
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<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_3EE345D17E662A9658C83EA9ECC49D34_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_3EE345D17E662A9658C83EA9ECC49D34" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Payments, Due Year Three </link:label>
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<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_797B02AC854326732C2A3EA9ECC48C4D_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_797B02AC854326732C2A3EA9ECC48C4D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2022 </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_797B02AC854326732C2A3EA9ECC48C4D_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_797B02AC854326732C2A3EA9ECC48C4D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Payments, Due Year Four </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_797B02AC854326732C2A3EA9ECC48C4D" xlink:type="locator"/>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_970D781F59726992862C3EA9ECC4E5E6" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_C9B499CFD04171F0EAC53EA9ECC47D25_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_C9B499CFD04171F0EAC53EA9ECC47D25" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Thereafter </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_C9B499CFD04171F0EAC53EA9ECC47D25_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_C9B499CFD04171F0EAC53EA9ECC47D25" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Payments, Due after Year Five </link:label>
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<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_BB3737CBA1429938808A3EA9ECC44242_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_BB3737CBA1429938808A3EA9ECC44242" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Payments, Due </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_BB3737CBA1429938808A3EA9ECC44242" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_EB019F99B620002983CB3EA9ECC5D0A6_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_EB019F99B620002983CB3EA9ECC5D0A6" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Less imputed interest </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_EB019F99B620002983CB3EA9ECC5D0A6_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_EB019F99B620002983CB3EA9ECC5D0A6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Undiscounted Excess Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_EB019F99B620002983CB3EA9ECC5D0A6" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_0774B8E204A81425A38E3EA9ECC5BE38_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_0774B8E204A81425A38E3EA9ECC5BE38" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Finance Leases </link:label>
<link:label id="lab_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_0774B8E204A81425A38E3EA9ECC5BE38_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_0774B8E204A81425A38E3EA9ECC5BE38" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease Liabilities, Payments, Due [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract" xlink:label="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_0774B8E204A81425A38E3EA9ECC5BE38" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear_B69B8F185C17B5F470733EA9ECC59DBD_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear_B69B8F185C17B5F470733EA9ECC59DBD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2019 (excluding the six months ended June 30, 2019) </link:label>
<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear_B69B8F185C17B5F470733EA9ECC59DBD_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear_B69B8F185C17B5F470733EA9ECC59DBD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Liability, Payments, Remainder of Fiscal Year </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear_B69B8F185C17B5F470733EA9ECC59DBD" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_34C24EF18A1DC5D62CC73EA9ECC6DF9A_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_34C24EF18A1DC5D62CC73EA9ECC6DF9A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2020 </link:label>
<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_34C24EF18A1DC5D62CC73EA9ECC6DF9A_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_34C24EF18A1DC5D62CC73EA9ECC6DF9A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Liability, Payments, Due Year Two </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_34C24EF18A1DC5D62CC73EA9ECC6DF9A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_42B09772A12125FEEF2C3EA9ECC69C8D_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_42B09772A12125FEEF2C3EA9ECC69C8D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2021 </link:label>
<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_42B09772A12125FEEF2C3EA9ECC69C8D_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_42B09772A12125FEEF2C3EA9ECC69C8D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Liability, Payments, Due Year Three </link:label>
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<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_8F6BC60112211291981F3EA9ECCB1D25_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_8F6BC60112211291981F3EA9ECCB1D25" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2022 </link:label>
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<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_C4CDFBE69DD330CBD8453EA9ECCB6227_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_C4CDFBE69DD330CBD8453EA9ECCB6227" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2023 </link:label>
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<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_9893AE5A23A6F22AD3963EA9ECCB4270_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_9893AE5A23A6F22AD3963EA9ECCB4270" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Thereafter </link:label>
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<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsDue_EAAB71B1735A410F407D3EA9ECCBEDFE_totalLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsDue_EAAB71B1735A410F407D3EA9ECCBEDFE" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total lease payments </link:label>
<link:label id="lab_us-gaap_FinanceLeaseLiabilityPaymentsDue_EAAB71B1735A410F407D3EA9ECCBEDFE_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityPaymentsDue_EAAB71B1735A410F407D3EA9ECCBEDFE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Liability, Payments, Due </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_EAAB71B1735A410F407D3EA9ECCBEDFE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_EAAB71B1735A410F407D3EA9ECCBEDFE" xlink:to="lab_us-gaap_FinanceLeaseLiabilityPaymentsDue_EAAB71B1735A410F407D3EA9ECCBEDFE" xlink:type="arc"/>
<link:label id="lab_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_3FD67A038EF7EB2871C63EA9ECCC9F2C_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_3FD67A038EF7EB2871C63EA9ECCC9F2C" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Less imputed interest </link:label>
<link:label id="lab_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_3FD67A038EF7EB2871C63EA9ECCC9F2C_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_3FD67A038EF7EB2871C63EA9ECCC9F2C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Liability, Undiscounted Excess Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount" xlink:label="loc_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_3FD67A038EF7EB2871C63EA9ECCC9F2C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_3FD67A038EF7EB2871C63EA9ECCC9F2C" xlink:to="lab_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_3FD67A038EF7EB2871C63EA9ECCC9F2C" xlink:type="arc"/>
<link:label id="lab_us-gaap_FinanceLeaseLiability_0B7181652DA91BFB25C53EA9ECCC72FD_verboseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseLiability_0B7181652DA91BFB25C53EA9ECCC72FD" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Total finance lease liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FinanceLeaseLiability" xlink:label="loc_us-gaap_FinanceLeaseLiability_0B7181652DA91BFB25C53EA9ECCC72FD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinanceLeaseLiability_0B7181652DA91BFB25C53EA9ECCC72FD" xlink:to="lab_us-gaap_FinanceLeaseLiability_0B7181652DA91BFB25C53EA9ECCC72FD" xlink:type="arc"/>
<link:label id="lab_kar_CashPaidForAmountsIncludedInMeasurementOfLeaseLiabilitiesAbstract_E5B3BB73C2C23734F18D3EC73B2F6FCE_terseLabel_en-US" xlink:label="lab_kar_CashPaidForAmountsIncludedInMeasurementOfLeaseLiabilitiesAbstract_E5B3BB73C2C23734F18D3EC73B2F6FCE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash paid for amounts included in the measurement of lease liabilities: </link:label>
<link:label id="lab_kar_CashPaidForAmountsIncludedInMeasurementOfLeaseLiabilitiesAbstract_E5B3BB73C2C23734F18D3EC73B2F6FCE_label_en-US" xlink:label="lab_kar_CashPaidForAmountsIncludedInMeasurementOfLeaseLiabilitiesAbstract_E5B3BB73C2C23734F18D3EC73B2F6FCE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash Paid For Amounts Included In Measurement Of Lease Liabilities [Abstract] </link:label>
<link:label id="lab_kar_CashPaidForAmountsIncludedInMeasurementOfLeaseLiabilitiesAbstract_E5B3BB73C2C23734F18D3EC73B2F6FCE_documentation_en-US" xlink:label="lab_kar_CashPaidForAmountsIncludedInMeasurementOfLeaseLiabilitiesAbstract_E5B3BB73C2C23734F18D3EC73B2F6FCE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Cash Paid For Amounts Included In Measurement Of Lease Liabilities </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_CashPaidForAmountsIncludedInMeasurementOfLeaseLiabilitiesAbstract" xlink:label="loc_kar_CashPaidForAmountsIncludedInMeasurementOfLeaseLiabilitiesAbstract_E5B3BB73C2C23734F18D3EC73B2F6FCE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_CashPaidForAmountsIncludedInMeasurementOfLeaseLiabilitiesAbstract_E5B3BB73C2C23734F18D3EC73B2F6FCE" xlink:to="lab_kar_CashPaidForAmountsIncludedInMeasurementOfLeaseLiabilitiesAbstract_E5B3BB73C2C23734F18D3EC73B2F6FCE" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeasePayments_712FD03EE3696173226D3EC73B2F424D_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasePayments_712FD03EE3696173226D3EC73B2F424D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating cash flows related to operating leases </link:label>
<link:label id="lab_us-gaap_OperatingLeasePayments_712FD03EE3696173226D3EC73B2F424D_label_en-US" xlink:label="lab_us-gaap_OperatingLeasePayments_712FD03EE3696173226D3EC73B2F424D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Payments </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingLeasePayments" xlink:label="loc_us-gaap_OperatingLeasePayments_712FD03EE3696173226D3EC73B2F424D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasePayments_712FD03EE3696173226D3EC73B2F424D" xlink:to="lab_us-gaap_OperatingLeasePayments_712FD03EE3696173226D3EC73B2F424D" xlink:type="arc"/>
<link:label id="lab_us-gaap_FinanceLeaseInterestPaymentOnLiability_BE824101D8E59C23A2BD3EC73B2F95F2_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeaseInterestPaymentOnLiability_BE824101D8E59C23A2BD3EC73B2F95F2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating cash flows related to finance leases </link:label>
<link:label id="lab_us-gaap_FinanceLeaseInterestPaymentOnLiability_BE824101D8E59C23A2BD3EC73B2F95F2_label_en-US" xlink:label="lab_us-gaap_FinanceLeaseInterestPaymentOnLiability_BE824101D8E59C23A2BD3EC73B2F95F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Interest Payment on Liability </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FinanceLeaseInterestPaymentOnLiability" xlink:label="loc_us-gaap_FinanceLeaseInterestPaymentOnLiability_BE824101D8E59C23A2BD3EC73B2F95F2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinanceLeaseInterestPaymentOnLiability_BE824101D8E59C23A2BD3EC73B2F95F2" xlink:to="lab_us-gaap_FinanceLeaseInterestPaymentOnLiability_BE824101D8E59C23A2BD3EC73B2F95F2" xlink:type="arc"/>
<link:label id="lab_us-gaap_FinanceLeasePrincipalPayments_07428C8D49B0AFA097283EC73B2FDD7A_terseLabel_en-US" xlink:label="lab_us-gaap_FinanceLeasePrincipalPayments_07428C8D49B0AFA097283EC73B2FDD7A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Financing cash flows related to finance leases </link:label>
<link:label id="lab_us-gaap_FinanceLeasePrincipalPayments_07428C8D49B0AFA097283EC73B2FDD7A_label_en-US" xlink:label="lab_us-gaap_FinanceLeasePrincipalPayments_07428C8D49B0AFA097283EC73B2FDD7A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finance Lease, Principal Payments </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FinanceLeasePrincipalPayments" xlink:label="loc_us-gaap_FinanceLeasePrincipalPayments_07428C8D49B0AFA097283EC73B2FDD7A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinanceLeasePrincipalPayments_07428C8D49B0AFA097283EC73B2FDD7A" xlink:to="lab_us-gaap_FinanceLeasePrincipalPayments_07428C8D49B0AFA097283EC73B2FDD7A" xlink:type="arc"/>
<link:label id="lab_kar_RightOfUseAssetsObtainedInExchangeForLeaseObligationsAbstract_B4EA8EE9A02EF9830B153EC73B2FFB68_terseLabel_en-US" xlink:label="lab_kar_RightOfUseAssetsObtainedInExchangeForLeaseObligationsAbstract_B4EA8EE9A02EF9830B153EC73B2FFB68" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Right-of-use assets obtained in exchange for lease obligations: </link:label>
<link:label id="lab_kar_RightOfUseAssetsObtainedInExchangeForLeaseObligationsAbstract_B4EA8EE9A02EF9830B153EC73B2FFB68_label_en-US" xlink:label="lab_kar_RightOfUseAssetsObtainedInExchangeForLeaseObligationsAbstract_B4EA8EE9A02EF9830B153EC73B2FFB68" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Right-Of-Use Assets Obtained In Exchange For Lease Obligations [Abstract] </link:label>
<link:label id="lab_kar_RightOfUseAssetsObtainedInExchangeForLeaseObligationsAbstract_B4EA8EE9A02EF9830B153EC73B2FFB68_documentation_en-US" xlink:label="lab_kar_RightOfUseAssetsObtainedInExchangeForLeaseObligationsAbstract_B4EA8EE9A02EF9830B153EC73B2FFB68" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Right-Of-Use Assets Obtained In Exchange For Lease Obligations </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_RightOfUseAssetsObtainedInExchangeForLeaseObligationsAbstract" xlink:label="loc_kar_RightOfUseAssetsObtainedInExchangeForLeaseObligationsAbstract_B4EA8EE9A02EF9830B153EC73B2FFB68" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_RightOfUseAssetsObtainedInExchangeForLeaseObligationsAbstract_B4EA8EE9A02EF9830B153EC73B2FFB68" xlink:to="lab_kar_RightOfUseAssetsObtainedInExchangeForLeaseObligationsAbstract_B4EA8EE9A02EF9830B153EC73B2FFB68" xlink:type="arc"/>
<link:label id="lab_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_896163AC7AAAB9D83E293EC73B30D9F4_terseLabel_en-US" xlink:label="lab_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_896163AC7AAAB9D83E293EC73B30D9F4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating leases </link:label>
<link:label id="lab_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_896163AC7AAAB9D83E293EC73B30D9F4_label_en-US" xlink:label="lab_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_896163AC7AAAB9D83E293EC73B30D9F4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Right-of-Use Asset Obtained in Exchange for Operating Lease Liability </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability" xlink:label="loc_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_896163AC7AAAB9D83E293EC73B30D9F4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_896163AC7AAAB9D83E293EC73B30D9F4" xlink:to="lab_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_896163AC7AAAB9D83E293EC73B30D9F4" xlink:type="arc"/>
<link:label id="lab_us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability_74CCA4CF02DDD8AAD72F3EC73B304D5A_terseLabel_en-US" xlink:label="lab_us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability_74CCA4CF02DDD8AAD72F3EC73B304D5A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Finance leases </link:label>
<link:label id="lab_us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability_74CCA4CF02DDD8AAD72F3EC73B304D5A_label_en-US" xlink:label="lab_us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability_74CCA4CF02DDD8AAD72F3EC73B304D5A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Right-of-Use Asset Obtained in Exchange for Finance Lease Liability </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability" xlink:label="loc_us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability_74CCA4CF02DDD8AAD72F3EC73B304D5A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability_74CCA4CF02DDD8AAD72F3EC73B304D5A" xlink:to="lab_us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability_74CCA4CF02DDD8AAD72F3EC73B304D5A" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_B92E2A9D8C0CE882B830DC9D507362F6_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_B92E2A9D8C0CE882B830DC9D507362F6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of accumulated other comprehensive income (loss) </link:label>
<link:label id="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_B92E2A9D8C0CE882B830DC9D507362F6_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_B92E2A9D8C0CE882B830DC9D507362F6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_B92E2A9D8C0CE882B830DC9D507362F6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_B92E2A9D8C0CE882B830DC9D507362F6" xlink:to="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_B92E2A9D8C0CE882B830DC9D507362F6" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfQuantitativeInformationAboutSecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherTextBlock_C003E6FFEA4274D587ACDC9D4DAD832C_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfQuantitativeInformationAboutSecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherTextBlock_C003E6FFEA4274D587ACDC9D4DAD832C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of quantitative information about delinquencies, credit losses less recoveries ("net credit losses") and components of securitized financial assets and other related assets managed </link:label>
<link:label id="lab_us-gaap_ScheduleOfQuantitativeInformationAboutSecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherTextBlock_C003E6FFEA4274D587ACDC9D4DAD832C_label_en-US" xlink:label="lab_us-gaap_ScheduleOfQuantitativeInformationAboutSecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherTextBlock_C003E6FFEA4274D587ACDC9D4DAD832C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets that Continue to be Recognized, Transferred Financial Assets and Other Financial Assets Managed Together [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ScheduleOfQuantitativeInformationAboutSecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherTextBlock" xlink:label="loc_us-gaap_ScheduleOfQuantitativeInformationAboutSecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherTextBlock_C003E6FFEA4274D587ACDC9D4DAD832C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfQuantitativeInformationAboutSecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherTextBlock_C003E6FFEA4274D587ACDC9D4DAD832C" xlink:to="lab_us-gaap_ScheduleOfQuantitativeInformationAboutSecuritizedAssetsAndAnyOtherFinancialAssetsManagedTogetherTextBlock_C003E6FFEA4274D587ACDC9D4DAD832C" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfQuantitativeInformationAboutFinancialAssetsAndAssociatedLiabilitiesAccountedForAsSecuredBorrowingsTextBlock_53974AC14CA3BE487A85DC9D4DAD5E95_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfQuantitativeInformationAboutFinancialAssetsAndAssociatedLiabilitiesAccountedForAsSecuredBorrowingsTextBlock_53974AC14CA3BE487A85DC9D4DAD5E95" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of obligations collateralized by finance receivables </link:label>
<link:label id="lab_us-gaap_ScheduleOfQuantitativeInformationAboutFinancialAssetsAndAssociatedLiabilitiesAccountedForAsSecuredBorrowingsTextBlock_53974AC14CA3BE487A85DC9D4DAD5E95_label_en-US" xlink:label="lab_us-gaap_ScheduleOfQuantitativeInformationAboutFinancialAssetsAndAssociatedLiabilitiesAccountedForAsSecuredBorrowingsTextBlock_53974AC14CA3BE487A85DC9D4DAD5E95" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Assets and Associated Liabilities Accounted for as Secured Borrowings [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ScheduleOfQuantitativeInformationAboutFinancialAssetsAndAssociatedLiabilitiesAccountedForAsSecuredBorrowingsTextBlock" xlink:label="loc_us-gaap_ScheduleOfQuantitativeInformationAboutFinancialAssetsAndAssociatedLiabilitiesAccountedForAsSecuredBorrowingsTextBlock_53974AC14CA3BE487A85DC9D4DAD5E95" xlink:type="locator"/>
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<link:label id="lab_us-gaap_BusinessAcquisitionAxis_D4D0941A20C5B8F03D8452BAFA82D3C3_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAxis_D4D0941A20C5B8F03D8452BAFA82D3C3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business Acquisition [Axis] </link:label>
<link:label id="lab_us-gaap_BusinessAcquisitionAxis_D4D0941A20C5B8F03D8452BAFA82D3C3_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAxis_D4D0941A20C5B8F03D8452BAFA82D3C3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_D4D0941A20C5B8F03D8452BAFA82D3C3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_D4D0941A20C5B8F03D8452BAFA82D3C3" xlink:to="lab_us-gaap_BusinessAcquisitionAxis_D4D0941A20C5B8F03D8452BAFA82D3C3" xlink:type="arc"/>
<link:label id="lab_us-gaap_BusinessAcquisitionAcquireeDomain_827BA2BF6350939CC54752BAFA830884_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAcquireeDomain_827BA2BF6350939CC54752BAFA830884" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Acquiree [Domain] </link:label>
<link:label id="lab_us-gaap_BusinessAcquisitionAcquireeDomain_827BA2BF6350939CC54752BAFA830884_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAcquireeDomain_827BA2BF6350939CC54752BAFA830884" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Acquiree [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_827BA2BF6350939CC54752BAFA830884" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_827BA2BF6350939CC54752BAFA830884" xlink:to="lab_us-gaap_BusinessAcquisitionAcquireeDomain_827BA2BF6350939CC54752BAFA830884" xlink:type="arc"/>
<link:label id="lab_kar_CarsOnTheWebMember_0CF2F6229389928EAA5D52BAFA83F1C8_terseLabel_en-US" xlink:label="lab_kar_CarsOnTheWebMember_0CF2F6229389928EAA5D52BAFA83F1C8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> CarsOnTheWeb </link:label>
<link:label id="lab_kar_CarsOnTheWebMember_0CF2F6229389928EAA5D52BAFA83F1C8_label_en-US" xlink:label="lab_kar_CarsOnTheWebMember_0CF2F6229389928EAA5D52BAFA83F1C8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> CarsOnTheWeb [Member] </link:label>
<link:label id="lab_kar_CarsOnTheWebMember_0CF2F6229389928EAA5D52BAFA83F1C8_documentation_en-US" xlink:label="lab_kar_CarsOnTheWebMember_0CF2F6229389928EAA5D52BAFA83F1C8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents information pertaining to CarsOnTheWeb </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_CarsOnTheWebMember" xlink:label="loc_kar_CarsOnTheWebMember_0CF2F6229389928EAA5D52BAFA83F1C8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_CarsOnTheWebMember_0CF2F6229389928EAA5D52BAFA83F1C8" xlink:to="lab_kar_CarsOnTheWebMember_0CF2F6229389928EAA5D52BAFA83F1C8" xlink:type="arc"/>
<link:label id="lab_us-gaap_LetterOfCreditMember_0DC58BD210132A60940B52BAFA85321C_terseLabel_en-US" xlink:label="lab_us-gaap_LetterOfCreditMember_0DC58BD210132A60940B52BAFA85321C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Letters of credit </link:label>
<link:label id="lab_us-gaap_LetterOfCreditMember_0DC58BD210132A60940B52BAFA85321C_label_en-US" xlink:label="lab_us-gaap_LetterOfCreditMember_0DC58BD210132A60940B52BAFA85321C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Letter of Credit [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LetterOfCreditMember" xlink:label="loc_us-gaap_LetterOfCreditMember_0DC58BD210132A60940B52BAFA85321C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LetterOfCreditMember_0DC58BD210132A60940B52BAFA85321C" xlink:to="lab_us-gaap_LetterOfCreditMember_0DC58BD210132A60940B52BAFA85321C" xlink:type="arc"/>
<link:label id="lab_us-gaap_RepaymentsOfLongTermDebt_3BF492333529FC8F37A452BAFA874A36_terseLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermDebt_3BF492333529FC8F37A452BAFA874A36" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Repayments of Long-term Debt </link:label>
<link:label id="lab_us-gaap_RepaymentsOfLongTermDebt_3BF492333529FC8F37A452BAFA874A36_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermDebt_3BF492333529FC8F37A452BAFA874A36" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Repayments of Long-term Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RepaymentsOfLongTermDebt" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_3BF492333529FC8F37A452BAFA874A36" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RepaymentsOfLongTermDebt_3BF492333529FC8F37A452BAFA874A36" xlink:to="lab_us-gaap_RepaymentsOfLongTermDebt_3BF492333529FC8F37A452BAFA874A36" xlink:type="arc"/>
<link:label id="lab_kar_AcceleratedAmortizationofDebtIssuanceCosts_55A208ECFB01122ED39C52BAFA87265B_terseLabel_en-US" xlink:label="lab_kar_AcceleratedAmortizationofDebtIssuanceCosts_55A208ECFB01122ED39C52BAFA87265B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Acceleration of amortization on debt issuance costs </link:label>
<link:label id="lab_kar_AcceleratedAmortizationofDebtIssuanceCosts_55A208ECFB01122ED39C52BAFA87265B_label_en-US" xlink:label="lab_kar_AcceleratedAmortizationofDebtIssuanceCosts_55A208ECFB01122ED39C52BAFA87265B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accelerated Amortization of Debt Issuance Costs </link:label>
<link:label id="lab_kar_AcceleratedAmortizationofDebtIssuanceCosts_55A208ECFB01122ED39C52BAFA87265B_documentation_en-US" xlink:label="lab_kar_AcceleratedAmortizationofDebtIssuanceCosts_55A208ECFB01122ED39C52BAFA87265B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Accelerated Amortization of Debt Issuance Costs </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_AcceleratedAmortizationofDebtIssuanceCosts" xlink:label="loc_kar_AcceleratedAmortizationofDebtIssuanceCosts_55A208ECFB01122ED39C52BAFA87265B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_AcceleratedAmortizationofDebtIssuanceCosts_55A208ECFB01122ED39C52BAFA87265B" xlink:to="lab_kar_AcceleratedAmortizationofDebtIssuanceCosts_55A208ECFB01122ED39C52BAFA87265B" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongTermDebtPercentageBearingVariableInterestRate_F8BDC188D0368AD5B7AE52BAFA874E60_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtPercentageBearingVariableInterestRate_F8BDC188D0368AD5B7AE52BAFA874E60" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest rate of loan (as a percent) </link:label>
<link:label id="lab_us-gaap_LongTermDebtPercentageBearingVariableInterestRate_F8BDC188D0368AD5B7AE52BAFA874E60_label_en-US" xlink:label="lab_us-gaap_LongTermDebtPercentageBearingVariableInterestRate_F8BDC188D0368AD5B7AE52BAFA874E60" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Percentage Bearing Variable Interest, Percentage Rate </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LongTermDebtPercentageBearingVariableInterestRate" xlink:label="loc_us-gaap_LongTermDebtPercentageBearingVariableInterestRate_F8BDC188D0368AD5B7AE52BAFA874E60" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtPercentageBearingVariableInterestRate_F8BDC188D0368AD5B7AE52BAFA874E60" xlink:to="lab_us-gaap_LongTermDebtPercentageBearingVariableInterestRate_F8BDC188D0368AD5B7AE52BAFA874E60" xlink:type="arc"/>
<link:label id="lab_kar_DebtInstrumentPercentageOfEquityInterestOfEntityAndDomesticSubsidiariesOfSubsidiaryGuarantorsPledge_300A749E4FECDB0089B052BAFA88ED0C_terseLabel_en-US" xlink:label="lab_kar_DebtInstrumentPercentageOfEquityInterestOfEntityAndDomesticSubsidiariesOfSubsidiaryGuarantorsPledge_300A749E4FECDB0089B052BAFA88ED0C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Percentage of equity interests of certain of the company's and the Subsidiary Guarantors' domestic subsidiaries pledged under the Credit Facility </link:label>
<link:label id="lab_kar_DebtInstrumentPercentageOfEquityInterestOfEntityAndDomesticSubsidiariesOfSubsidiaryGuarantorsPledge_300A749E4FECDB0089B052BAFA88ED0C_label_en-US" xlink:label="lab_kar_DebtInstrumentPercentageOfEquityInterestOfEntityAndDomesticSubsidiariesOfSubsidiaryGuarantorsPledge_300A749E4FECDB0089B052BAFA88ED0C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Percentage of Equity Interest of Entity and Domestic Subsidiaries of Subsidiary Guarantors Pledge </link:label>
<link:label id="lab_kar_DebtInstrumentPercentageOfEquityInterestOfEntityAndDomesticSubsidiariesOfSubsidiaryGuarantorsPledge_300A749E4FECDB0089B052BAFA88ED0C_documentation_en-US" xlink:label="lab_kar_DebtInstrumentPercentageOfEquityInterestOfEntityAndDomesticSubsidiariesOfSubsidiaryGuarantorsPledge_300A749E4FECDB0089B052BAFA88ED0C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the percentage of equity interests of certain of the company's and the Subsidiary Guarantors' domestic subsidiaries pledged under the Credit Facility. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_DebtInstrumentPercentageOfEquityInterestOfEntityAndDomesticSubsidiariesOfSubsidiaryGuarantorsPledge" xlink:label="loc_kar_DebtInstrumentPercentageOfEquityInterestOfEntityAndDomesticSubsidiariesOfSubsidiaryGuarantorsPledge_300A749E4FECDB0089B052BAFA88ED0C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_DebtInstrumentPercentageOfEquityInterestOfEntityAndDomesticSubsidiariesOfSubsidiaryGuarantorsPledge_300A749E4FECDB0089B052BAFA88ED0C" xlink:to="lab_kar_DebtInstrumentPercentageOfEquityInterestOfEntityAndDomesticSubsidiariesOfSubsidiaryGuarantorsPledge_300A749E4FECDB0089B052BAFA88ED0C" xlink:type="arc"/>
<link:label id="lab_kar_DebtInstrumentPercentageOfEquityInterestOfEntityAndForeignSubsidiariesOfSubsidiaryGuarantorsPledge_43A281AF9AA0FFB8D66E52BAFA880E3E_terseLabel_en-US" xlink:label="lab_kar_DebtInstrumentPercentageOfEquityInterestOfEntityAndForeignSubsidiariesOfSubsidiaryGuarantorsPledge_43A281AF9AA0FFB8D66E52BAFA880E3E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Percentage of equity interests of certain of the company's and the Subsidiary Guarantors' first-tier foreign subsidiaries pledged under the Credit Facility </link:label>
<link:label id="lab_kar_DebtInstrumentPercentageOfEquityInterestOfEntityAndForeignSubsidiariesOfSubsidiaryGuarantorsPledge_43A281AF9AA0FFB8D66E52BAFA880E3E_label_en-US" xlink:label="lab_kar_DebtInstrumentPercentageOfEquityInterestOfEntityAndForeignSubsidiariesOfSubsidiaryGuarantorsPledge_43A281AF9AA0FFB8D66E52BAFA880E3E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Percentage of Equity Interest of Entity and Foreign Subsidiaries of Subsidiary Guarantors Pledge </link:label>
<link:label id="lab_kar_DebtInstrumentPercentageOfEquityInterestOfEntityAndForeignSubsidiariesOfSubsidiaryGuarantorsPledge_43A281AF9AA0FFB8D66E52BAFA880E3E_documentation_en-US" xlink:label="lab_kar_DebtInstrumentPercentageOfEquityInterestOfEntityAndForeignSubsidiariesOfSubsidiaryGuarantorsPledge_43A281AF9AA0FFB8D66E52BAFA880E3E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the percentage of equity interests of certain of the company's and the Subsidiary Guarantors' first-tier foreign subsidiaries pledged under the Credit Facility. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_DebtInstrumentPercentageOfEquityInterestOfEntityAndForeignSubsidiariesOfSubsidiaryGuarantorsPledge" xlink:label="loc_kar_DebtInstrumentPercentageOfEquityInterestOfEntityAndForeignSubsidiariesOfSubsidiaryGuarantorsPledge_43A281AF9AA0FFB8D66E52BAFA880E3E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_DebtInstrumentPercentageOfEquityInterestOfEntityAndForeignSubsidiariesOfSubsidiaryGuarantorsPledge_43A281AF9AA0FFB8D66E52BAFA880E3E" xlink:to="lab_kar_DebtInstrumentPercentageOfEquityInterestOfEntityAndForeignSubsidiariesOfSubsidiaryGuarantorsPledge_43A281AF9AA0FFB8D66E52BAFA880E3E" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_50DE80503F5D27EC752E52BAFA88AD05_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_50DE80503F5D27EC752E52BAFA88AD05" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Commitment fee on the unused amount of the Credit Facility (as a percent) </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_50DE80503F5D27EC752E52BAFA88AD05_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_50DE80503F5D27EC752E52BAFA88AD05" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Unused Capacity, Commitment Fee Percentage </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage" xlink:label="loc_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_50DE80503F5D27EC752E52BAFA88AD05" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_50DE80503F5D27EC752E52BAFA88AD05" xlink:to="lab_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_50DE80503F5D27EC752E52BAFA88AD05" xlink:type="arc"/>
<link:label id="lab_kar_LineofCreditFacilityUnusedCapacityIncreasedCommitmentFeePercentage_FD3813EA366C451A3D6152BAFA88646A_terseLabel_en-US" xlink:label="lab_kar_LineofCreditFacilityUnusedCapacityIncreasedCommitmentFeePercentage_FD3813EA366C451A3D6152BAFA88646A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> The commitment fee may step up to this percent </link:label>
<link:label id="lab_kar_LineofCreditFacilityUnusedCapacityIncreasedCommitmentFeePercentage_FD3813EA366C451A3D6152BAFA88646A_label_en-US" xlink:label="lab_kar_LineofCreditFacilityUnusedCapacityIncreasedCommitmentFeePercentage_FD3813EA366C451A3D6152BAFA88646A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility Unused Capacity Increased Commitment Fee Percentage </link:label>
<link:label id="lab_kar_LineofCreditFacilityUnusedCapacityIncreasedCommitmentFeePercentage_FD3813EA366C451A3D6152BAFA88646A_documentation_en-US" xlink:label="lab_kar_LineofCreditFacilityUnusedCapacityIncreasedCommitmentFeePercentage_FD3813EA366C451A3D6152BAFA88646A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility Unused Capacity Increased Commitment Fee Percentage </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_LineofCreditFacilityUnusedCapacityIncreasedCommitmentFeePercentage" xlink:label="loc_kar_LineofCreditFacilityUnusedCapacityIncreasedCommitmentFeePercentage_FD3813EA366C451A3D6152BAFA88646A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_LineofCreditFacilityUnusedCapacityIncreasedCommitmentFeePercentage_FD3813EA366C451A3D6152BAFA88646A" xlink:to="lab_kar_LineofCreditFacilityUnusedCapacityIncreasedCommitmentFeePercentage_FD3813EA366C451A3D6152BAFA88646A" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCredit_59FF39455E238066E16052BAFA884781_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCredit_59FF39455E238066E16052BAFA884781" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amount borrowed </link:label>
<link:label id="lab_us-gaap_LineOfCredit_59FF39455E238066E16052BAFA884781_label_en-US" xlink:label="lab_us-gaap_LineOfCredit_59FF39455E238066E16052BAFA884781" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Line of Credit </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LineOfCredit" xlink:label="loc_us-gaap_LineOfCredit_59FF39455E238066E16052BAFA884781" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCredit_59FF39455E238066E16052BAFA884781" xlink:to="lab_us-gaap_LineOfCredit_59FF39455E238066E16052BAFA884781" xlink:type="arc"/>
<link:label id="lab_us-gaap_LettersOfCreditOutstandingAmount_0B1D10182785E44EC27B52BAFA892640_terseLabel_en-US" xlink:label="lab_us-gaap_LettersOfCreditOutstandingAmount_0B1D10182785E44EC27B52BAFA892640" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Outstanding letters of credit </link:label>
<link:label id="lab_us-gaap_LettersOfCreditOutstandingAmount_0B1D10182785E44EC27B52BAFA892640_label_en-US" xlink:label="lab_us-gaap_LettersOfCreditOutstandingAmount_0B1D10182785E44EC27B52BAFA892640" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Letters of Credit Outstanding, Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LettersOfCreditOutstandingAmount" xlink:label="loc_us-gaap_LettersOfCreditOutstandingAmount_0B1D10182785E44EC27B52BAFA892640" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LettersOfCreditOutstandingAmount_0B1D10182785E44EC27B52BAFA892640" xlink:to="lab_us-gaap_LettersOfCreditOutstandingAmount_0B1D10182785E44EC27B52BAFA892640" xlink:type="arc"/>
<link:label id="lab_us-gaap_RepaymentsOfAssumedDebt_0F59B6084504C2342F6752BAFA89FB94_terseLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfAssumedDebt_0F59B6084504C2342F6752BAFA89FB94" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Repayment of assumed debt </link:label>
<link:label id="lab_us-gaap_RepaymentsOfAssumedDebt_0F59B6084504C2342F6752BAFA89FB94_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfAssumedDebt_0F59B6084504C2342F6752BAFA89FB94" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Repayments of Assumed Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RepaymentsOfAssumedDebt" xlink:label="loc_us-gaap_RepaymentsOfAssumedDebt_0F59B6084504C2342F6752BAFA89FB94" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RepaymentsOfAssumedDebt_0F59B6084504C2342F6752BAFA89FB94" xlink:to="lab_us-gaap_RepaymentsOfAssumedDebt_0F59B6084504C2342F6752BAFA89FB94" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongTermDebtFairValue_E6DE4D8594CD07025F0052BAFA89575B_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtFairValue_E6DE4D8594CD07025F0052BAFA89575B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Estimated fair value of long-term debt </link:label>
<link:label id="lab_us-gaap_LongTermDebtFairValue_E6DE4D8594CD07025F0052BAFA89575B_label_en-US" xlink:label="lab_us-gaap_LongTermDebtFairValue_E6DE4D8594CD07025F0052BAFA89575B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Fair Value </link:label>
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<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingExpense_450C70C685C480B85CDD539E5DE9773E_totalLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingExpense_450C70C685C480B85CDD539E5DE9773E" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total operating expenses </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingExpense_450C70C685C480B85CDD539E5DE9773E_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingExpense_450C70C685C480B85CDD539E5DE9773E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Operating Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingExpense" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingExpense_450C70C685C480B85CDD539E5DE9773E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss_142E2B84347BF590D325539E5DEA96AF_totalLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss_142E2B84347BF590D325539E5DEA96AF" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Operating profit </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss_142E2B84347BF590D325539E5DEA96AF_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss_142E2B84347BF590D325539E5DEA96AF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Operating Income (Loss) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss_142E2B84347BF590D325539E5DEA96AF" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationInterestExpense_3F9F55F12C3114AE7E30539E5DEB3DA3_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationInterestExpense_3F9F55F12C3114AE7E30539E5DEB3DA3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest expense </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationInterestExpense_3F9F55F12C3114AE7E30539E5DEB3DA3_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationInterestExpense_3F9F55F12C3114AE7E30539E5DEB3DA3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Interest Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationInterestExpense" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationInterestExpense_3F9F55F12C3114AE7E30539E5DEB3DA3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationInterestExpense_3F9F55F12C3114AE7E30539E5DEB3DA3" xlink:to="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationInterestExpense_3F9F55F12C3114AE7E30539E5DEB3DA3" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherIncome_6F8CE90B0A3FBF4BE542539E5DEB7304_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherIncome_6F8CE90B0A3FBF4BE542539E5DEB7304" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Other income, net </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherIncome_6F8CE90B0A3FBF4BE542539E5DEB7304_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherIncome_6F8CE90B0A3FBF4BE542539E5DEB7304" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Other Income </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherIncome" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherIncome_6F8CE90B0A3FBF4BE542539E5DEB7304" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax_546978FAF9D5B318FD9D539E5DEBC4EA_totalLabel_en-US" xlink:label="lab_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax_546978FAF9D5B318FD9D539E5DEBC4EA" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Income from discontinued operations before income taxes </link:label>
<link:label id="lab_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax_546978FAF9D5B318FD9D539E5DEBC4EA_label_en-US" xlink:label="lab_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax_546978FAF9D5B318FD9D539E5DEBC4EA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax" xlink:label="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax_546978FAF9D5B318FD9D539E5DEBC4EA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_46A58B044EE90963F4D8539E5DEB8156_terseLabel_en-US" xlink:label="lab_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_46A58B044EE90963F4D8539E5DEB8156" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income taxes </link:label>
<link:label id="lab_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_46A58B044EE90963F4D8539E5DEB8156_label_en-US" xlink:label="lab_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_46A58B044EE90963F4D8539E5DEB8156" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Discontinued Operation, Tax Effect of Discontinued Operation </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation" xlink:label="loc_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_46A58B044EE90963F4D8539E5DEB8156" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_FD048F09038D7F5B7FAA539E5DECF398_totalLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_FD048F09038D7F5B7FAA539E5DECF398" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Income from discontinued operations </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_FD048F09038D7F5B7FAA539E5DECF398" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationBalanceSheetDisclosuresAbstract_6A022AF4D3157E1307D8539E5DEC328E_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationBalanceSheetDisclosuresAbstract_6A022AF4D3157E1307D8539E5DEC328E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Discontinued Operations - Major Classes of Assets and Liabilities </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationBalanceSheetDisclosuresAbstract_6A022AF4D3157E1307D8539E5DEC328E_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationBalanceSheetDisclosuresAbstract_6A022AF4D3157E1307D8539E5DEC328E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Balance Sheet Disclosures [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationBalanceSheetDisclosuresAbstract" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationBalanceSheetDisclosuresAbstract_6A022AF4D3157E1307D8539E5DEC328E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents_EB509959189B300C5DF8539E5DECA487_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents_EB509959189B300C5DF8539E5DECA487" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash and cash equivalents </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents_EB509959189B300C5DF8539E5DECA487_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents_EB509959189B300C5DF8539E5DECA487" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Cash and Cash Equivalents </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents_EB509959189B300C5DF8539E5DECA487" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet_669607C1CA8A82E66BD2539E5DEC3290_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet_669607C1CA8A82E66BD2539E5DEC3290" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Trade receivables, net </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet_669607C1CA8A82E66BD2539E5DEC3290_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet_669607C1CA8A82E66BD2539E5DEC3290" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Accounts, Notes and Loans Receivable, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet_669607C1CA8A82E66BD2539E5DEC3290" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets_544C7D2B75889497AF76539E5DEDDBE9_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets_544C7D2B75889497AF76539E5DEDDBE9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other current assets </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets_544C7D2B75889497AF76539E5DEDDBE9_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets_544C7D2B75889497AF76539E5DEDDBE9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Other Assets, Current </link:label>
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<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationGoodwill1_0826449AF69A43269437539E5DED55E3_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationGoodwill1_0826449AF69A43269437539E5DED55E3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Goodwill </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationGoodwill1_0826449AF69A43269437539E5DED55E3_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationGoodwill1_0826449AF69A43269437539E5DED55E3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Goodwill </link:label>
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<link:label id="lab_kar_DisposalGroupIncludingDiscontinuedOperationCustomerRelationshipsNet_9510D89C3FE33DB2C945539E5DED0D1B_terseLabel_en-US" xlink:label="lab_kar_DisposalGroupIncludingDiscontinuedOperationCustomerRelationshipsNet_9510D89C3FE33DB2C945539E5DED0D1B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Customer relationships, net </link:label>
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<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationIntangibleAssets_1D20BE37A177FC83FE00539E5DEDD856_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationIntangibleAssets_1D20BE37A177FC83FE00539E5DEDD856" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other intangible assets, net </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationIntangibleAssets_1D20BE37A177FC83FE00539E5DEDD856_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationIntangibleAssets_1D20BE37A177FC83FE00539E5DEDD856" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Intangible Assets </link:label>
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<link:label id="lab_kar_DisposalGroupIncludingDiscontinuedOperationOperatingLeaseRightofUseAssets_DD5201A71CD9A60D8266539E5DED3B8E_terseLabel_en-US" xlink:label="lab_kar_DisposalGroupIncludingDiscontinuedOperationOperatingLeaseRightofUseAssets_DD5201A71CD9A60D8266539E5DED3B8E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating lease right-of-use assets </link:label>
<link:label id="lab_kar_DisposalGroupIncludingDiscontinuedOperationOperatingLeaseRightofUseAssets_DD5201A71CD9A60D8266539E5DED3B8E_label_en-US" xlink:label="lab_kar_DisposalGroupIncludingDiscontinuedOperationOperatingLeaseRightofUseAssets_DD5201A71CD9A60D8266539E5DED3B8E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group Including Discontinued Operation Operating Lease Right-of-Use-Assets </link:label>
<link:label id="lab_kar_DisposalGroupIncludingDiscontinuedOperationOperatingLeaseRightofUseAssets_DD5201A71CD9A60D8266539E5DED3B8E_documentation_en-US" xlink:label="lab_kar_DisposalGroupIncludingDiscontinuedOperationOperatingLeaseRightofUseAssets_DD5201A71CD9A60D8266539E5DED3B8E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disposal Group Including Discontinued Operation Operating Lease Right-of-Use-Assets </link:label>
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<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherAssets_1398975D740B2F1463DB539E5DEE6D3A_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherAssets_1398975D740B2F1463DB539E5DEE6D3A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other assets </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherAssets_1398975D740B2F1463DB539E5DEE6D3A_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherAssets_1398975D740B2F1463DB539E5DEE6D3A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Other Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherAssets" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherAssets_1398975D740B2F1463DB539E5DEE6D3A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipment_AB864ABF6835B26C191F539E5DEE2D61_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipment_AB864ABF6835B26C191F539E5DEE2D61" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property and equipment, net </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipment_AB864ABF6835B26C191F539E5DEE2D61_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipment_AB864ABF6835B26C191F539E5DEE2D61" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Property, Plant and Equipment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipment" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipment_AB864ABF6835B26C191F539E5DEE2D61" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipment_AB864ABF6835B26C191F539E5DEE2D61" xlink:to="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipment_AB864ABF6835B26C191F539E5DEE2D61" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_8D8CC39A9165D96B1B31539E5DEEEECE_totalLabel_en-US" xlink:label="lab_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_8D8CC39A9165D96B1B31539E5DEEEECE" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total assets, discontinued operations </link:label>
<link:label id="lab_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_8D8CC39A9165D96B1B31539E5DEEEECE_label_en-US" xlink:label="lab_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_8D8CC39A9165D96B1B31539E5DEEEECE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation" xlink:label="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_8D8CC39A9165D96B1B31539E5DEEEECE" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayable_9C3D133FF9EB3D9E7FB8539E5DEE3B0A_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayable_9C3D133FF9EB3D9E7FB8539E5DEE3B0A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts payable </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayable_9C3D133FF9EB3D9E7FB8539E5DEE3B0A_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayable_9C3D133FF9EB3D9E7FB8539E5DEE3B0A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Accounts Payable </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayable" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayable_9C3D133FF9EB3D9E7FB8539E5DEE3B0A" xlink:type="locator"/>
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<link:label id="lab_kar_DisposalGroupIncludingDiscontinuedOperationEmployeeBenefitsandAccruedCompensation_700A3D893C73DCBAFFEF539E5DEE242A_terseLabel_en-US" xlink:label="lab_kar_DisposalGroupIncludingDiscontinuedOperationEmployeeBenefitsandAccruedCompensation_700A3D893C73DCBAFFEF539E5DEE242A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accrued employee benefits and compensation expenses </link:label>
<link:label id="lab_kar_DisposalGroupIncludingDiscontinuedOperationEmployeeBenefitsandAccruedCompensation_700A3D893C73DCBAFFEF539E5DEE242A_label_en-US" xlink:label="lab_kar_DisposalGroupIncludingDiscontinuedOperationEmployeeBenefitsandAccruedCompensation_700A3D893C73DCBAFFEF539E5DEE242A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group Including Discontinued Operation Employee Benefits and Accrued Compensation </link:label>
<link:label id="lab_kar_DisposalGroupIncludingDiscontinuedOperationEmployeeBenefitsandAccruedCompensation_700A3D893C73DCBAFFEF539E5DEE242A_documentation_en-US" xlink:label="lab_kar_DisposalGroupIncludingDiscontinuedOperationEmployeeBenefitsandAccruedCompensation_700A3D893C73DCBAFFEF539E5DEE242A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disposal Group Including Discontinued Operation Employee Benefits and Accrued Compensation </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_DisposalGroupIncludingDiscontinuedOperationEmployeeBenefitsandAccruedCompensation" xlink:label="loc_kar_DisposalGroupIncludingDiscontinuedOperationEmployeeBenefitsandAccruedCompensation_700A3D893C73DCBAFFEF539E5DEE242A" xlink:type="locator"/>
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<link:label id="lab_kar_DisposalGroupIncludingDiscontinuedOperationOtherAccruedExpenses_6755EE5D0C2922B1135E539E5DEEA03F_terseLabel_en-US" xlink:label="lab_kar_DisposalGroupIncludingDiscontinuedOperationOtherAccruedExpenses_6755EE5D0C2922B1135E539E5DEEA03F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other accrued expenses </link:label>
<link:label id="lab_kar_DisposalGroupIncludingDiscontinuedOperationOtherAccruedExpenses_6755EE5D0C2922B1135E539E5DEEA03F_label_en-US" xlink:label="lab_kar_DisposalGroupIncludingDiscontinuedOperationOtherAccruedExpenses_6755EE5D0C2922B1135E539E5DEEA03F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group Including Discontinued Operation Other Accrued Expenses </link:label>
<link:label id="lab_kar_DisposalGroupIncludingDiscontinuedOperationOtherAccruedExpenses_6755EE5D0C2922B1135E539E5DEEA03F_documentation_en-US" xlink:label="lab_kar_DisposalGroupIncludingDiscontinuedOperationOtherAccruedExpenses_6755EE5D0C2922B1135E539E5DEEA03F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disposal Group Including Discontinued Operation Other Accrued Expenses </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_DisposalGroupIncludingDiscontinuedOperationOtherAccruedExpenses" xlink:label="loc_kar_DisposalGroupIncludingDiscontinuedOperationOtherAccruedExpenses_6755EE5D0C2922B1135E539E5DEEA03F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccruedIncomeTaxPayable_2AA7728C5C57A76AEC07539E5DEF8AA6_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccruedIncomeTaxPayable_2AA7728C5C57A76AEC07539E5DEF8AA6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income taxes payable </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccruedIncomeTaxPayable_2AA7728C5C57A76AEC07539E5DEF8AA6_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccruedIncomeTaxPayable_2AA7728C5C57A76AEC07539E5DEF8AA6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Accrued Income Tax Payable </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationAccruedIncomeTaxPayable" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccruedIncomeTaxPayable_2AA7728C5C57A76AEC07539E5DEF8AA6" xlink:type="locator"/>
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<link:label id="lab_kar_DisposalGroupIncludingDiscontinuedOperationLongTermDebt_B039A510A1AD136C7CA3539E5DEFC657_terseLabel_en-US" xlink:label="lab_kar_DisposalGroupIncludingDiscontinuedOperationLongTermDebt_B039A510A1AD136C7CA3539E5DEFC657" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term debt </link:label>
<link:label id="lab_kar_DisposalGroupIncludingDiscontinuedOperationLongTermDebt_B039A510A1AD136C7CA3539E5DEFC657_label_en-US" xlink:label="lab_kar_DisposalGroupIncludingDiscontinuedOperationLongTermDebt_B039A510A1AD136C7CA3539E5DEFC657" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group Including Discontinued Operation Long Term Debt </link:label>
<link:label id="lab_kar_DisposalGroupIncludingDiscontinuedOperationLongTermDebt_B039A510A1AD136C7CA3539E5DEFC657_documentation_en-US" xlink:label="lab_kar_DisposalGroupIncludingDiscontinuedOperationLongTermDebt_B039A510A1AD136C7CA3539E5DEFC657" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disposal Group Including Discontinued Operation Long Term Debt </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_DisposalGroupIncludingDiscontinuedOperationLongTermDebt" xlink:label="loc_kar_DisposalGroupIncludingDiscontinuedOperationLongTermDebt_B039A510A1AD136C7CA3539E5DEFC657" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationDeferredTaxLiabilities_60329B11B1E7D4410D82539E5DEF2333_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationDeferredTaxLiabilities_60329B11B1E7D4410D82539E5DEF2333" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred income tax liabilities </link:label>
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<link:label id="lab_kar_DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiability_F4D788AEC9957C15C8D8539E5DEF13E1_terseLabel_en-US" xlink:label="lab_kar_DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiability_F4D788AEC9957C15C8D8539E5DEF13E1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating lease liabilities </link:label>
<link:label id="lab_kar_DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiability_F4D788AEC9957C15C8D8539E5DEF13E1_label_en-US" xlink:label="lab_kar_DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiability_F4D788AEC9957C15C8D8539E5DEF13E1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group Including Discontinued Operation Operating Lease Liability </link:label>
<link:label id="lab_kar_DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiability_F4D788AEC9957C15C8D8539E5DEF13E1_documentation_en-US" xlink:label="lab_kar_DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiability_F4D788AEC9957C15C8D8539E5DEF13E1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disposal Group Including Discontinued Operation Operating Lease Liability </link:label>
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<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherLiabilities_9CFA69E4915133A0C789539E5DEF3317_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherLiabilities_9CFA69E4915133A0C789539E5DEF3317" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other liabilities </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherLiabilities_9CFA69E4915133A0C789539E5DEF3317_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherLiabilities_9CFA69E4915133A0C789539E5DEF3317" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Other Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherLiabilities" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherLiabilities_9CFA69E4915133A0C789539E5DEF3317" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_1BCE695108BEDD1FE210539E5DF0FFDA_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_1BCE695108BEDD1FE210539E5DF0FFDA" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total liabilities, discontinued operations </link:label>
<link:label id="lab_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_1BCE695108BEDD1FE210539E5DF0FFDA_label_en-US" xlink:label="lab_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_1BCE695108BEDD1FE210539E5DF0FFDA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation" xlink:label="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_1BCE695108BEDD1FE210539E5DF0FFDA" xlink:type="locator"/>
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<link:label id="lab_kar_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByAwardTypeTableTextBlock_67FA5B541A1357B7AC03DC9D503321BD_terseLabel_en-US" xlink:label="lab_kar_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByAwardTypeTableTextBlock_67FA5B541A1357B7AC03DC9D503321BD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Summary of stock-based compensation expense by type of award </link:label>
<link:label id="lab_kar_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByAwardTypeTableTextBlock_67FA5B541A1357B7AC03DC9D503321BD_label_en-US" xlink:label="lab_kar_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByAwardTypeTableTextBlock_67FA5B541A1357B7AC03DC9D503321BD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Compensation Cost for Share Based Payment Arrangements Allocation of Share Based Compensation Costs by Award Type [Table Text Block] </link:label>
<link:label id="lab_kar_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByAwardTypeTableTextBlock_67FA5B541A1357B7AC03DC9D503321BD_documentation_en-US" xlink:label="lab_kar_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByAwardTypeTableTextBlock_67FA5B541A1357B7AC03DC9D503321BD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Tabular disclosure of the amount of total share-based compensation cost, including the amounts attributable to each share-based compensation award. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByAwardTypeTableTextBlock" xlink:label="loc_kar_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByAwardTypeTableTextBlock_67FA5B541A1357B7AC03DC9D503321BD" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StatementOfCashFlowsAbstract_9BDDF2CC32FD357A0D2C4E98A8FF95A4_label_en-US" xlink:label="lab_us-gaap_StatementOfCashFlowsAbstract_9BDDF2CC32FD357A0D2C4E98A8FF95A4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statement of Cash Flows [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="loc_us-gaap_StatementOfCashFlowsAbstract_9BDDF2CC32FD357A0D2C4E98A8FF95A4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_9BDDF2CC32FD357A0D2C4E98A8FF95A4" xlink:to="lab_us-gaap_StatementOfCashFlowsAbstract_9BDDF2CC32FD357A0D2C4E98A8FF95A4" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_BB4552FF2407141DAB594E98A900A51F_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_BB4552FF2407141DAB594E98A900A51F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating activities </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_BB4552FF2407141DAB594E98A900A51F_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_BB4552FF2407141DAB594E98A900A51F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_BB4552FF2407141DAB594E98A900A51F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_BB4552FF2407141DAB594E98A900A51F" xlink:to="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_BB4552FF2407141DAB594E98A900A51F" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_01AE74216C328AFD1A1C4E98A900A198_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_01AE74216C328AFD1A1C4E98A900A198" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Net income from discontinued operations </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_01AE74216C328AFD1A1C4E98A900A198" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_01AE74216C328AFD1A1C4E98A900A198" xlink:to="lab_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_01AE74216C328AFD1A1C4E98A900A198" xlink:type="arc"/>
<link:label id="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_8FF9535FBA3592B251744E98A900A31F_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_8FF9535FBA3592B251744E98A900A31F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Adjustments to reconcile net income to net cash provided by operating activities: </link:label>
<link:label id="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_8FF9535FBA3592B251744E98A900A31F_label_en-US" xlink:label="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_8FF9535FBA3592B251744E98A900A31F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_8FF9535FBA3592B251744E98A900A31F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_8FF9535FBA3592B251744E98A900A31F" xlink:to="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_8FF9535FBA3592B251744E98A900A31F" xlink:type="arc"/>
<link:label id="lab_kar_ProvisionForCreditLossesIncludingBadDebtExpenseForTradeReceivablesAndFinanceReceivables_6ECEC055EB5B23E293F34E98A901CC2C_terseLabel_en-US" xlink:label="lab_kar_ProvisionForCreditLossesIncludingBadDebtExpenseForTradeReceivablesAndFinanceReceivables_6ECEC055EB5B23E293F34E98A901CC2C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Provision for credit losses </link:label>
<link:label id="lab_kar_ProvisionForCreditLossesIncludingBadDebtExpenseForTradeReceivablesAndFinanceReceivables_6ECEC055EB5B23E293F34E98A901CC2C_label_en-US" xlink:label="lab_kar_ProvisionForCreditLossesIncludingBadDebtExpenseForTradeReceivablesAndFinanceReceivables_6ECEC055EB5B23E293F34E98A901CC2C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Provision for Credit Losses Including Bad Debt Expense for Trade Receivables and Finance Receivables </link:label>
<link:label id="lab_kar_ProvisionForCreditLossesIncludingBadDebtExpenseForTradeReceivablesAndFinanceReceivables_6ECEC055EB5B23E293F34E98A901CC2C_documentation_en-US" xlink:label="lab_kar_ProvisionForCreditLossesIncludingBadDebtExpenseForTradeReceivablesAndFinanceReceivables_6ECEC055EB5B23E293F34E98A901CC2C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Provision for credit losses, including bad debt expense for trade receivables and finance receivables. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_ProvisionForCreditLossesIncludingBadDebtExpenseForTradeReceivablesAndFinanceReceivables" xlink:label="loc_kar_ProvisionForCreditLossesIncludingBadDebtExpenseForTradeReceivablesAndFinanceReceivables_6ECEC055EB5B23E293F34E98A901CC2C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_ProvisionForCreditLossesIncludingBadDebtExpenseForTradeReceivablesAndFinanceReceivables_6ECEC055EB5B23E293F34E98A901CC2C" xlink:to="lab_kar_ProvisionForCreditLossesIncludingBadDebtExpenseForTradeReceivablesAndFinanceReceivables_6ECEC055EB5B23E293F34E98A901CC2C" xlink:type="arc"/>
<link:label id="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_AEFEE6453FE34A65F8DD4E98A901D77F_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_AEFEE6453FE34A65F8DD4E98A901D77F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred income taxes </link:label>
<link:label id="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_AEFEE6453FE34A65F8DD4E98A901D77F_label_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_AEFEE6453FE34A65F8DD4E98A901D77F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Income Tax Expense (Benefit) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_AEFEE6453FE34A65F8DD4E98A901D77F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AmortizationOfFinancingCosts_4E6C0918F92465E4271F4E98A901F159_terseLabel_en-US" xlink:label="lab_us-gaap_AmortizationOfFinancingCosts_4E6C0918F92465E4271F4E98A901F159" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amortization of debt issuance costs </link:label>
<link:label id="lab_us-gaap_AmortizationOfFinancingCosts_4E6C0918F92465E4271F4E98A901F159_label_en-US" xlink:label="lab_us-gaap_AmortizationOfFinancingCosts_4E6C0918F92465E4271F4E98A901F159" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Amortization of Debt Issuance Costs </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AmortizationOfFinancingCosts" xlink:label="loc_us-gaap_AmortizationOfFinancingCosts_4E6C0918F92465E4271F4E98A901F159" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensation_290E4C60DE1028294B8A4E98A901C9F0_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensation_290E4C60DE1028294B8A4E98A901C9F0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock-based compensation </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensation_290E4C60DE1028294B8A4E98A901C9F0_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensation_290E4C60DE1028294B8A4E98A901C9F0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="loc_us-gaap_ShareBasedCompensation_290E4C60DE1028294B8A4E98A901C9F0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensation_290E4C60DE1028294B8A4E98A901C9F0" xlink:to="lab_us-gaap_ShareBasedCompensation_290E4C60DE1028294B8A4E98A901C9F0" xlink:type="arc"/>
<link:label id="lab_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_C81025F9D52BCD7D03484E98A901F7BA_negatedLabel_en-US" xlink:label="lab_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_C81025F9D52BCD7D03484E98A901F7BA" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Loss on disposal of fixed assets </link:label>
<link:label id="lab_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_C81025F9D52BCD7D03484E98A901F7BA_label_en-US" xlink:label="lab_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_C81025F9D52BCD7D03484E98A901F7BA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gain (Loss) on Disposition of Property Plant Equipment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_GainLossOnSaleOfPropertyPlantEquipment" xlink:label="loc_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_C81025F9D52BCD7D03484E98A901F7BA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherNoncashIncomeExpense_EF2427D4D1B2A2D54D8A4E98A902D1D0_negatedLabel_en-US" xlink:label="lab_us-gaap_OtherNoncashIncomeExpense_EF2427D4D1B2A2D54D8A4E98A902D1D0" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Other non-cash, net </link:label>
<link:label id="lab_us-gaap_OtherNoncashIncomeExpense_EF2427D4D1B2A2D54D8A4E98A902D1D0_label_en-US" xlink:label="lab_us-gaap_OtherNoncashIncomeExpense_EF2427D4D1B2A2D54D8A4E98A902D1D0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Noncash Income (Expense) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherNoncashIncomeExpense" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_EF2427D4D1B2A2D54D8A4E98A902D1D0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherNoncashIncomeExpense_EF2427D4D1B2A2D54D8A4E98A902D1D0" xlink:to="lab_us-gaap_OtherNoncashIncomeExpense_EF2427D4D1B2A2D54D8A4E98A902D1D0" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_D6AF1E62DEF9066C95B24E98A90206D1_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_D6AF1E62DEF9066C95B24E98A90206D1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Changes in operating assets and liabilities, net of acquisitions: </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_D6AF1E62DEF9066C95B24E98A90206D1_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_D6AF1E62DEF9066C95B24E98A90206D1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Operating Capital [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_D6AF1E62DEF9066C95B24E98A90206D1" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets_12D58B4C3B718AA079B54E98A9026B7B_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets_12D58B4C3B718AA079B54E98A9026B7B" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Trade receivables and other assets </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets_12D58B4C3B718AA079B54E98A9026B7B_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets_12D58B4C3B718AA079B54E98A9026B7B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Accounts Receivable and Other Operating Assets </link:label>
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<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_503A927D5119688C35DB4E98A902F5D2_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_503A927D5119688C35DB4E98A902F5D2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts payable and accrued expenses </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_503A927D5119688C35DB4E98A902F5D2_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_503A927D5119688C35DB4E98A902F5D2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Accounts Payable and Accrued Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_503A927D5119688C35DB4E98A902F5D2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_503A927D5119688C35DB4E98A902F5D2" xlink:to="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_503A927D5119688C35DB4E98A902F5D2" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_2C5FD46966C7ABDC512E4E98A9027A7F_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_2C5FD46966C7ABDC512E4E98A9027A7F" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net cash provided by operating activities - continuing operations </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_2C5FD46966C7ABDC512E4E98A9027A7F_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_2C5FD46966C7ABDC512E4E98A9027A7F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Operating Activities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2C5FD46966C7ABDC512E4E98A9027A7F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_B6EA5BF1A598671F26424E98A903F277_terseLabel_en-US" xlink:label="lab_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_B6EA5BF1A598671F26424E98A903F277" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net cash provided by operating activities - discontinued operations </link:label>
<link:label id="lab_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_B6EA5BF1A598671F26424E98A903F277_label_en-US" xlink:label="lab_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_B6EA5BF1A598671F26424E98A903F277" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash Provided by (Used in) Operating Activities, Discontinued Operations </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations" xlink:label="loc_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_B6EA5BF1A598671F26424E98A903F277" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_B6EA5BF1A598671F26424E98A903F277" xlink:to="lab_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_B6EA5BF1A598671F26424E98A903F277" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_0FCB7E84A21008F84F674E98A903BE64_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_0FCB7E84A21008F84F674E98A903BE64" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Investing activities </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_0FCB7E84A21008F84F674E98A903BE64_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_0FCB7E84A21008F84F674E98A903BE64" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_0FCB7E84A21008F84F674E98A903BE64" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_0FCB7E84A21008F84F674E98A903BE64" xlink:to="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_0FCB7E84A21008F84F674E98A903BE64" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInFinanceReceivables_79C058A5A24CAF7744A54E98A903C989_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInFinanceReceivables_79C058A5A24CAF7744A54E98A903C989" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Net increase in finance receivables held for investment </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInFinanceReceivables_79C058A5A24CAF7744A54E98A903C989_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInFinanceReceivables_79C058A5A24CAF7744A54E98A903C989" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Finance Receivables </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncreaseDecreaseInFinanceReceivables" xlink:label="loc_us-gaap_IncreaseDecreaseInFinanceReceivables_79C058A5A24CAF7744A54E98A903C989" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInFinanceReceivables_79C058A5A24CAF7744A54E98A903C989" xlink:to="lab_us-gaap_IncreaseDecreaseInFinanceReceivables_79C058A5A24CAF7744A54E98A903C989" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_A3600F5B4F07A52E35424E98A90396D6_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_A3600F5B4F07A52E35424E98A90396D6" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Acquisition of businesses (net of cash acquired) </link:label>
<link:label id="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_A3600F5B4F07A52E35424E98A90396D6_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_A3600F5B4F07A52E35424E98A90396D6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Businesses, Net of Cash Acquired </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_A3600F5B4F07A52E35424E98A90396D6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_A3600F5B4F07A52E35424E98A90396D6" xlink:to="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_A3600F5B4F07A52E35424E98A90396D6" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsToAcquireProductiveAssets_FAB471721FE029C775394E98A903ED0C_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireProductiveAssets_FAB471721FE029C775394E98A903ED0C" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Purchases of property, equipment and computer software </link:label>
<link:label id="lab_us-gaap_PaymentsToAcquireProductiveAssets_FAB471721FE029C775394E98A903ED0C_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireProductiveAssets_FAB471721FE029C775394E98A903ED0C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Productive Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsToAcquireProductiveAssets" xlink:label="loc_us-gaap_PaymentsToAcquireProductiveAssets_FAB471721FE029C775394E98A903ED0C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireProductiveAssets_FAB471721FE029C775394E98A903ED0C" xlink:to="lab_us-gaap_PaymentsToAcquireProductiveAssets_FAB471721FE029C775394E98A903ED0C" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_C73A77D29A6190D0DAB04E98A9047192_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_C73A77D29A6190D0DAB04E98A9047192" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net cash used by investing activities - continuing operations </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_C73A77D29A6190D0DAB04E98A9047192_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_C73A77D29A6190D0DAB04E98A9047192" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Investing Activities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_C73A77D29A6190D0DAB04E98A9047192" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations_16D47A1B41A1789A25D64E98A904A3B6_terseLabel_en-US" xlink:label="lab_us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations_16D47A1B41A1789A25D64E98A904A3B6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net cash used by investing activities - discontinued operations </link:label>
<link:label id="lab_us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations_16D47A1B41A1789A25D64E98A904A3B6_label_en-US" xlink:label="lab_us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations_16D47A1B41A1789A25D64E98A904A3B6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash Provided by (Used in) Investing Activities, Discontinued Operations </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations" xlink:label="loc_us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations_16D47A1B41A1789A25D64E98A904A3B6" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_563BA10C1E668C80E5FF4E98A904E556_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_563BA10C1E668C80E5FF4E98A904E556" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Financing activities </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_563BA10C1E668C80E5FF4E98A904E556_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_563BA10C1E668C80E5FF4E98A904E556" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_563BA10C1E668C80E5FF4E98A904E556" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInBookOverdrafts_B34C30D5BE763BEF976E4E98A9044811_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInBookOverdrafts_B34C30D5BE763BEF976E4E98A9044811" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net increase in book overdrafts </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInBookOverdrafts_B34C30D5BE763BEF976E4E98A9044811_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInBookOverdrafts_B34C30D5BE763BEF976E4E98A9044811" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Book Overdrafts </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncreaseDecreaseInBookOverdrafts" xlink:label="loc_us-gaap_IncreaseDecreaseInBookOverdrafts_B34C30D5BE763BEF976E4E98A9044811" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ProceedsFromRepaymentsOfLinesOfCredit_7BA1535D68DC5FDD80004E98A904029D_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromRepaymentsOfLinesOfCredit_7BA1535D68DC5FDD80004E98A904029D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net increase in borrowings from lines of credit </link:label>
<link:label id="lab_us-gaap_ProceedsFromRepaymentsOfLinesOfCredit_7BA1535D68DC5FDD80004E98A904029D_label_en-US" xlink:label="lab_us-gaap_ProceedsFromRepaymentsOfLinesOfCredit_7BA1535D68DC5FDD80004E98A904029D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from (Repayments of) Lines of Credit </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProceedsFromRepaymentsOfLinesOfCredit" xlink:label="loc_us-gaap_ProceedsFromRepaymentsOfLinesOfCredit_7BA1535D68DC5FDD80004E98A904029D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInSecuritiesLoanedTransactions_A3C280DFF1AE8517FEC64E98A9044966_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInSecuritiesLoanedTransactions_A3C280DFF1AE8517FEC64E98A9044966" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net (decrease) increase in obligations collateralized by finance receivables </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInSecuritiesLoanedTransactions_A3C280DFF1AE8517FEC64E98A9044966_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInSecuritiesLoanedTransactions_A3C280DFF1AE8517FEC64E98A9044966" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Securities Loaned Transactions </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncreaseDecreaseInSecuritiesLoanedTransactions" xlink:label="loc_us-gaap_IncreaseDecreaseInSecuritiesLoanedTransactions_A3C280DFF1AE8517FEC64E98A9044966" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInSecuritiesLoanedTransactions_A3C280DFF1AE8517FEC64E98A9044966" xlink:to="lab_us-gaap_IncreaseDecreaseInSecuritiesLoanedTransactions_A3C280DFF1AE8517FEC64E98A9044966" xlink:type="arc"/>
<link:label id="lab_us-gaap_RepaymentsOfLongTermDebt_18EBE82CF256748CD3DA4E98A905A7F0_negatedLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermDebt_18EBE82CF256748CD3DA4E98A905A7F0" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Payments on long-term debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RepaymentsOfLongTermDebt" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_18EBE82CF256748CD3DA4E98A905A7F0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RepaymentsOfLongTermDebt_18EBE82CF256748CD3DA4E98A905A7F0" xlink:to="lab_us-gaap_RepaymentsOfLongTermDebt_18EBE82CF256748CD3DA4E98A905A7F0" xlink:type="arc"/>
<link:label id="lab_us-gaap_RepaymentsOfLongTermCapitalLeaseObligations_D3BBA43D74E63D9FB5264E98A905CE5E_negatedLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermCapitalLeaseObligations_D3BBA43D74E63D9FB5264E98A905CE5E" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Payments on capital leases </link:label>
<link:label id="lab_us-gaap_RepaymentsOfLongTermCapitalLeaseObligations_D3BBA43D74E63D9FB5264E98A905CE5E_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermCapitalLeaseObligations_D3BBA43D74E63D9FB5264E98A905CE5E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Repayments of Long-term Capital Lease Obligations </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RepaymentsOfLongTermCapitalLeaseObligations" xlink:label="loc_us-gaap_RepaymentsOfLongTermCapitalLeaseObligations_D3BBA43D74E63D9FB5264E98A905CE5E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RepaymentsOfLongTermCapitalLeaseObligations_D3BBA43D74E63D9FB5264E98A905CE5E" xlink:to="lab_us-gaap_RepaymentsOfLongTermCapitalLeaseObligations_D3BBA43D74E63D9FB5264E98A905CE5E" xlink:type="arc"/>
<link:label id="lab_kar_PaymentsForContingentConsiderationAndDeferredAcquisitionCosts_AF3CFA4AF11C3C2481A04E98A905AE00_negatedLabel_en-US" xlink:label="lab_kar_PaymentsForContingentConsiderationAndDeferredAcquisitionCosts_AF3CFA4AF11C3C2481A04E98A905AE00" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Payments of contingent consideration and deferred acquisition costs </link:label>
<link:label id="lab_kar_PaymentsForContingentConsiderationAndDeferredAcquisitionCosts_AF3CFA4AF11C3C2481A04E98A905AE00_label_en-US" xlink:label="lab_kar_PaymentsForContingentConsiderationAndDeferredAcquisitionCosts_AF3CFA4AF11C3C2481A04E98A905AE00" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments for Contingent Consideration and deferred Acquisition Costs </link:label>
<link:label id="lab_kar_PaymentsForContingentConsiderationAndDeferredAcquisitionCosts_AF3CFA4AF11C3C2481A04E98A905AE00_documentation_en-US" xlink:label="lab_kar_PaymentsForContingentConsiderationAndDeferredAcquisitionCosts_AF3CFA4AF11C3C2481A04E98A905AE00" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> This element represents payments of contingent consideration and deferred acquisition costs for the period. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_PaymentsForContingentConsiderationAndDeferredAcquisitionCosts" xlink:label="loc_kar_PaymentsForContingentConsiderationAndDeferredAcquisitionCosts_AF3CFA4AF11C3C2481A04E98A905AE00" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_PaymentsForContingentConsiderationAndDeferredAcquisitionCosts_AF3CFA4AF11C3C2481A04E98A905AE00" xlink:to="lab_kar_PaymentsForContingentConsiderationAndDeferredAcquisitionCosts_AF3CFA4AF11C3C2481A04E98A905AE00" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_203EA29E8E2F91C1378B4E98A9051D68_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_203EA29E8E2F91C1378B4E98A9051D68" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Issuance of common stock under stock plans </link:label>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_203EA29E8E2F91C1378B4E98A9051D68_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_203EA29E8E2F91C1378B4E98A9051D68" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Issuance of Shares under Incentive and Share-based Compensation Plans, Including Stock Options </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_203EA29E8E2F91C1378B4E98A9051D68" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_203EA29E8E2F91C1378B4E98A9051D68" xlink:to="lab_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_203EA29E8E2F91C1378B4E98A9051D68" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_EFB478F101140F033A324E98A9058A88_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_EFB478F101140F033A324E98A9058A88" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Tax withholding payments for vested RSUs </link:label>
<link:label id="lab_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_EFB478F101140F033A324E98A9058A88_label_en-US" xlink:label="lab_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_EFB478F101140F033A324E98A9058A88" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments Related to Tax Withholding for Share-based Compensation </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation" xlink:label="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_EFB478F101140F033A324E98A9058A88" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_EFB478F101140F033A324E98A9058A88" xlink:to="lab_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_EFB478F101140F033A324E98A9058A88" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_30E1D1950696772AC5014E98A906211F_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_30E1D1950696772AC5014E98A906211F" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Repurchase and retirement of common stock </link:label>
<link:label id="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_30E1D1950696772AC5014E98A906211F_label_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_30E1D1950696772AC5014E98A906211F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments for Repurchase of Common Stock </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_30E1D1950696772AC5014E98A906211F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_30E1D1950696772AC5014E98A906211F" xlink:to="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_30E1D1950696772AC5014E98A906211F" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsOfOrdinaryDividends_E8BA73FCF96D90A20DA24E98A906A133_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsOfOrdinaryDividends_E8BA73FCF96D90A20DA24E98A906A133" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Dividends paid to stockholders </link:label>
<link:label id="lab_us-gaap_PaymentsOfOrdinaryDividends_E8BA73FCF96D90A20DA24E98A906A133_label_en-US" xlink:label="lab_us-gaap_PaymentsOfOrdinaryDividends_E8BA73FCF96D90A20DA24E98A906A133" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments of Ordinary Dividends </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsOfOrdinaryDividends" xlink:label="loc_us-gaap_PaymentsOfOrdinaryDividends_E8BA73FCF96D90A20DA24E98A906A133" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsOfOrdinaryDividends_E8BA73FCF96D90A20DA24E98A906A133" xlink:to="lab_us-gaap_PaymentsOfOrdinaryDividends_E8BA73FCF96D90A20DA24E98A906A133" xlink:type="arc"/>
<link:label id="lab_kar_CashTransferredtoIAA_047B543ADD5363B1A1F74E98A9064C88_negatedTerseLabel_en-US" xlink:label="lab_kar_CashTransferredtoIAA_047B543ADD5363B1A1F74E98A9064C88" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Cash Transferred to IAA </link:label>
<link:label id="lab_kar_CashTransferredtoIAA_047B543ADD5363B1A1F74E98A9064C88_label_en-US" xlink:label="lab_kar_CashTransferredtoIAA_047B543ADD5363B1A1F74E98A9064C88" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash Transferred to IAA </link:label>
<link:label id="lab_kar_CashTransferredtoIAA_047B543ADD5363B1A1F74E98A9064C88_documentation_en-US" xlink:label="lab_kar_CashTransferredtoIAA_047B543ADD5363B1A1F74E98A9064C88" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Cash Transferred to IAA as a result of the Spin-off. </link:label>
<link:loc xlink:href="kar-20190630.xsd#kar_CashTransferredtoIAA" xlink:label="loc_kar_CashTransferredtoIAA_047B543ADD5363B1A1F74E98A9064C88" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_kar_CashTransferredtoIAA_047B543ADD5363B1A1F74E98A9064C88" xlink:to="lab_kar_CashTransferredtoIAA_047B543ADD5363B1A1F74E98A9064C88" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_3DE58B23AB8DD40111FB4E98A9068E6B_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_3DE58B23AB8DD40111FB4E98A9068E6B" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net cash used by financing activities - continuing operations </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_3DE58B23AB8DD40111FB4E98A9068E6B_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_3DE58B23AB8DD40111FB4E98A9068E6B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Financing Activities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_3DE58B23AB8DD40111FB4E98A9068E6B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_3DE58B23AB8DD40111FB4E98A9068E6B" xlink:to="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_3DE58B23AB8DD40111FB4E98A9068E6B" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations_972C225961FB8F8510274E98A906B24F_terseLabel_en-US" xlink:label="lab_us-gaap_CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations_972C225961FB8F8510274E98A906B24F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net cash provided by (used by) financing activities - discontinued operations </link:label>
<link:label id="lab_us-gaap_CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations_972C225961FB8F8510274E98A906B24F_label_en-US" xlink:label="lab_us-gaap_CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations_972C225961FB8F8510274E98A906B24F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash Provided by (Used in) Financing Activities, Discontinued Operations </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations" xlink:label="loc_us-gaap_CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations_972C225961FB8F8510274E98A906B24F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations_972C225961FB8F8510274E98A906B24F" xlink:to="lab_us-gaap_CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations_972C225961FB8F8510274E98A906B24F" xlink:type="arc"/>
<link:label id="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_4EF520A2C289E342CA4E4E98A9069421_terseLabel_en-US" xlink:label="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_4EF520A2C289E342CA4E4E98A9069421" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Effect of exchange rate changes on cash </link:label>
<link:label id="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_4EF520A2C289E342CA4E4E98A9069421_label_en-US" xlink:label="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_4EF520A2C289E342CA4E4E98A9069421" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Effect of Exchange Rate on Cash and Cash Equivalents </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_4EF520A2C289E342CA4E4E98A9069421" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_4EF520A2C289E342CA4E4E98A9069421" xlink:to="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_4EF520A2C289E342CA4E4E98A9069421" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_8D34ECCAD7DE79304E744E98A9067B25_totalLabel_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_8D34ECCAD7DE79304E744E98A9067B25" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net (decrease) increase in cash, cash equivalents and restricted cash </link:label>
<link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_8D34ECCAD7DE79304E744E98A9067B25_label_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_8D34ECCAD7DE79304E744E98A9067B25" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_8D34ECCAD7DE79304E744E98A9067B25" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_8D34ECCAD7DE79304E744E98A9067B25" xlink:to="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_8D34ECCAD7DE79304E744E98A9067B25" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_089C9C2B35C79E93C2EE4E98A907F42F_periodStartLabel_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_089C9C2B35C79E93C2EE4E98A907F42F" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Cash, cash equivalents and restricted cash at beginning of period </link:label>
<link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_089C9C2B35C79E93C2EE4E98A907F42F_label_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_089C9C2B35C79E93C2EE4E98A907F42F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_089C9C2B35C79E93C2EE4E98A907F42F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_089C9C2B35C79E93C2EE4E98A907F42F" xlink:to="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_089C9C2B35C79E93C2EE4E98A907F42F" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_8C903DBCD5E7BF5F11714E98A907A3E1_periodEndLabel_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_8C903DBCD5E7BF5F11714E98A907A3E1" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Cash, cash equivalents and restricted cash at end of period </link:label>
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<link:label id="lab_us-gaap_CustomerRelationshipsMember_251DCAB22DA5146CC64CDC9D50880F51_terseLabel_en-US" xlink:label="lab_us-gaap_CustomerRelationshipsMember_251DCAB22DA5146CC64CDC9D50880F51" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Customer relationships </link:label>
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<link:label id="lab_us-gaap_ComputerSoftwareIntangibleAssetMember_7F7CBEEDD6ABDBB7BB02DC9D508911CC_terseLabel_en-US" xlink:label="lab_us-gaap_ComputerSoftwareIntangibleAssetMember_7F7CBEEDD6ABDBB7BB02DC9D508911CC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Computer software & technology </link:label>
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<link:label id="lab_us-gaap_TradeNamesMember_D286AE1BF966F82495FBDC9D50894710_terseLabel_en-US" xlink:label="lab_us-gaap_TradeNamesMember_D286AE1BF966F82495FBDC9D50894710" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Tradenames </link:label>
<link:label id="lab_us-gaap_TradeNamesMember_D286AE1BF966F82495FBDC9D50894710_label_en-US" xlink:label="lab_us-gaap_TradeNamesMember_D286AE1BF966F82495FBDC9D50894710" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Trade Names [Member] </link:label>
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<link:label id="lab_us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember_494B7BF3224799CABC5ADC9D508A8840_terseLabel_en-US" xlink:label="lab_us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember_494B7BF3224799CABC5ADC9D508A8840" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Series of individually immaterial business acquisitions </link:label>
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<link:label id="lab_us-gaap_BusinessAcquisitionLineItems_9DAEDB07324BB9601134DC9D508A435A_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionLineItems_9DAEDB07324BB9601134DC9D508A435A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Acquisitions </link:label>
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19 Subsequent Filings that Reference this Filing

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

 5/02/24  OPENLANE, Inc.                    10-Q        3/31/24   61:5.5M
 2/21/24  OPENLANE, Inc.                    10-K       12/31/23  112:14M
11/02/23  OPENLANE, Inc.                    10-Q        9/30/23   68:7.4M
 8/03/23  OPENLANE, Inc.                    10-Q        6/30/23   66:7.3M
 5/03/23  OPENLANE, Inc.                    10-Q        3/31/23   60:6.8M
 3/22/23  OPENLANE, Inc.                    10-Q/A      9/30/22   62:7.2M
 3/22/23  OPENLANE, Inc.                    10-Q/A      6/30/22   61:7M
 3/22/23  OPENLANE, Inc.                    10-Q/A      3/31/22   61:6.1M
 3/09/23  OPENLANE, Inc.                    10-K       12/31/22  111:15M
11/02/22  OPENLANE, Inc.                    10-Q        9/30/22   62:9.3M
 8/03/22  OPENLANE, Inc.                    10-Q        6/30/22   58:7.4M
 5/04/22  OPENLANE, Inc.                    10-Q        3/31/22   59:6.4M
 2/23/22  OPENLANE, Inc.                    10-K       12/31/21  110:15M
11/03/21  OPENLANE, Inc.                    10-Q        9/30/21   57:6.9M
 8/04/21  OPENLANE, Inc.                    10-Q        6/30/21   55:6.8M
 5/05/21  OPENLANE, Inc.                    10-Q        3/31/21   57:5.6M
 2/18/21  OPENLANE, Inc.                    10-K       12/31/20  105:14M
11/04/20  OPENLANE, Inc.                    10-Q        9/30/20   68:9.7M
 8/05/20  OPENLANE, Inc.                    10-Q        6/30/20   67:8.8M
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