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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>0001209191-05-023120.txt : 20050502
<SEC-HEADER>0001209191-05-023120.hdr.sgml : 20050502
<ACCEPTANCE-DATETIME>20050502155215
ACCESSION NUMBER:		0001209191-05-023120
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20050429
FILED AS OF DATE:		20050502
DATE AS OF CHANGE:		20050502

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LEAR CORP /DE/
		CENTRAL INDEX KEY:			0000842162
		STANDARD INDUSTRIAL CLASSIFICATION:	PUBLIC BUILDING AND RELATED FURNITURE [2531]
		IRS NUMBER:				133386776
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		21557 TELEGRAPH RD
		CITY:			SOUTHFIELD
		STATE:			MI
		ZIP:			48034
		BUSINESS PHONE:		2484471500

	MAIL ADDRESS:	
		STREET 1:		21557 TELEGRAPH CORP
		CITY:			SOUTHFIELD
		STATE:			MI
		ZIP:			48034

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	LEAR SEATING CORP
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	LEAR SIEGLER SEATING CORP
		DATE OF NAME CHANGE:	19900723

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SPALDING DAVID P
		CENTRAL INDEX KEY:			0001193793

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-11311
		FILM NUMBER:		05790669

	BUSINESS ADDRESS:	
		STREET 1:		21557 TELEGRAPH ROAD
		CITY:			SOUTHFIELD
		STATE:			MI
		ZIP:			48034
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2005-04-29</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000842162</issuerCik>
        <issuerName>LEAR CORP /DE/</issuerName>
        <issuerTradingSymbol>LEA</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001193793</rptOwnerCik>
            <rptOwnerName>SPALDING DAVID P</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>21557 TELEGRAPH ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SOUTHFIELD</rptOwnerCity>
            <rptOwnerState>MI</rptOwnerState>
            <rptOwnerZipCode>48034</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Deferred Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2005-04-29</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>536.9226</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>33.99</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F2"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>536.9226</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>5906.2913</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Each stock unit is equal in value to one share of Lear Corporation common stock</footnote>
        <footnote id="F2">The deferred stock units were accrued under the Lear Corporation Outside Directors Compensation Plan pursuant to a deferral election and are generally to be paid out in cash upon the earlier of either Mr. Spalding's retirement as a director of Lear Corporation or a change in control of Lear Corporation.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Karen M. Rosbury, as Attorney-in-Fact</signatureName>
        <signatureDate>2005-05-02</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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