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                    <ccc>XXXXXXXX</ccc>
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            <liveTestFlag>LIVE</liveTestFlag>



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            <issuerCik>0001031203</issuerCik>
            <issuerName>GROUP 1 AUTOMOTIVE INC.</issuerName>
            <secFileNumber>001-13461</secFileNumber>
            <issuerAddress>
                <ns2:street1>800 GESSNER, Suite 500</ns2:street1>
                <ns2:city>HOUSTON</ns2:city>
                <ns2:stateOrCountry>TX</ns2:stateOrCountry>
                <ns2:zipCode>77024</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>(713) 647-5700</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>ABBE INVESTMENTS LTD</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <relationshipsToIssuer>
                <relationshipToIssuer>Board Member</relationshipToIssuer>
            </relationshipsToIssuer>
        </issuerInfo>
        <securitiesInformation>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <brokerOrMarketmakerDetails>
                <name>Morgan Stanley Smith Barney LLC Executive Financial Services</name>
                <address>
                    <ns2:street1>1 New York Plaza</ns2:street1>
                    <ns2:street2>8th Floor</ns2:street2>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10004</ns2:zipCode>
                </address>
            </brokerOrMarketmakerDetails>
            <noOfUnitsSold>8500</noOfUnitsSold>
            <aggregateMarketValue>3876968.15</aggregateMarketValue>
            <noOfUnitsOutstanding>13244315</noOfUnitsOutstanding>
            <approxSaleDate>02/21/2025</approxSaleDate>
            <securitiesExchangeName>NYSE</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>03/22/2013</acquiredDate>
            <natureOfAcquisitionTransaction>Merger/Acquisition</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Group 1  Automotive  Inc</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>8500</amountOfSecuritiesAcquired>
            <paymentDate>03/22/2013</paymentDate>
            <natureOfPayment>Stock Swap</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
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            <sellerDetails>
                <name>ABBE INVESTMENTS LTDRUA DO ROCIO 291</name>
                <address>
                    <ns2:street1>800 GESSNER, Suite 500</ns2:street1>
                    <ns2:city>HOUSTON</ns2:city>
                    <ns2:stateOrCountry>TX</ns2:stateOrCountry>
                    <ns2:zipCode>77024</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>12/16/2024</saleDate>
            <amountOfSecuritiesSold>6000</amountOfSecuritiesSold>
            <grossProceeds>1480097.40</grossProceeds>
        </securitiesSoldInPast3Months>
        <noticeSignature>
            <noticeDate>02/21/2025</noticeDate>
            <planAdoptionDates/>
            <signature>/s/ Lincoln da Cunha Pereira Filho</signature>
        </noticeSignature>
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144
0001570998
XXXXXXXX
LIVE
0001031203
GROUP 1 AUTOMOTIVE INC.
001-13461
800 GESSNER, Suite 500
HOUSTON
TX
77024
(713) 647-5700
ABBE INVESTMENTS LTD
Board Member
Common
Morgan Stanley Smith Barney LLC Executive Financial Services
1 New York Plaza
8th Floor
New York
NY
10004
8500
3876968.15
13244315
02/21/2025
NYSE
Common
03/22/2013
Merger/Acquisition
Group 1  Automotive  Inc
N
8500
03/22/2013
Stock Swap
N
ABBE INVESTMENTS LTDRUA DO ROCIO 291
800 GESSNER, Suite 500
HOUSTON
TX
77024
Common
12/16/2024
6000
1480097.40
02/21/2025
/s/ Lincoln da Cunha Pereira Filho