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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 HLNkNxlgablm1o6SmvZt3WF2Igc6M/1uZ610LCN0Wg6I22w8UmRB9nRka9PI/Icw
 ND5We8TbqtZ2yBaGOGkzjA==

<SEC-DOCUMENT>0001310881-04-000001.txt : 20041210
<SEC-HEADER>0001310881-04-000001.hdr.sgml : 20041210
<ACCEPTANCE-DATETIME>20041210160909
ACCESSION NUMBER:		0001310881-04-000001
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20041202
FILED AS OF DATE:		20041210
DATE AS OF CHANGE:		20041210

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AFTERMARKET TECHNOLOGY CORP
		CENTRAL INDEX KEY:			0000933405
		STANDARD INDUSTRIAL CLASSIFICATION:	MOTOR VEHICLE PARTS & ACCESSORIES [3714]
		IRS NUMBER:				954486486
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1400 OPUS PLACE
		STREET 2:		SUITE 600
		CITY:			DOWNERS GROVE
		STATE:			IL
		ZIP:			60515
		BUSINESS PHONE:		6302718100

	MAIL ADDRESS:	
		STREET 1:		1400 OPUS PLACE
		STREET 2:		SUITE 600
		CITY:			DOWNERS GROVE
		STATE:			IL
		ZIP:			60515

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Fields Curtland E
		CENTRAL INDEX KEY:			0001310881

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-21803
		FILM NUMBER:		041196539

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		(973) 783-9358

	MAIL ADDRESS:	
		STREET 1:		33 WINDSOR ROAD
		CITY:			SUMMITT
		STATE:			NJ
		ZIP:			07901
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2004-12-02</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000933405</issuerCik>
        <issuerName>AFTERMARKET TECHNOLOGY CORP</issuerName>
        <issuerTradingSymbol>ATAC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001310881</rptOwnerCik>
            <rptOwnerName>Fields Curtland E</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>33 WINDSOR ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SUMMITT</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>07901</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Option to purchase common stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>17.89</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2014-12-02</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>20000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The option vests and becomes exercisable in one-third increments on 12/2/2005, 12/2/2006 and 12/2/2007.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Curtland E. Fields</signatureName>
        <signatureDate>2004-12-02</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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