-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 B9cXgWSS+hBqJLLdFaQThmecixiupsuCLMiapHMLkreLHBOwTTv10qTf9t7Y1nEM
 lHE5SThKpnHg81pbjknVhQ==

<SEC-DOCUMENT>0001189233-03-000100.txt : 20031210
<SEC-HEADER>0001189233-03-000100.hdr.sgml : 20031210
<ACCEPTANCE-DATETIME>20031210101923
ACCESSION NUMBER:		0001189233-03-000100
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031209
FILED AS OF DATE:		20031210

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SHUMAR DEBRA L
		CENTRAL INDEX KEY:			0001189226

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15983
		FILM NUMBER:		031046177

	MAIL ADDRESS:	
		STREET 1:		2135 WEST MAPLE RD
		CITY:			TROY
		STATE:			MI
		ZIP:			04084

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ARVINMERITOR INC
		CENTRAL INDEX KEY:			0001113256
		STANDARD INDUSTRIAL CLASSIFICATION:	MOTOR VEHICLE PARTS & ACCESSORIES [3714]
		IRS NUMBER:				383354643
		STATE OF INCORPORATION:			IN
		FISCAL YEAR END:			0930

	BUSINESS ADDRESS:	
		STREET 1:		2135 W MAPLE ROAD
		CITY:			TROY
		STATE:			MI
		ZIP:			48084
		BUSINESS PHONE:		2484351000

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MU SUB INC
		DATE OF NAME CHANGE:	20000501
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType><periodOfReport>2003-12-09</periodOfReport>
    <issuer>
        <issuerCik>0001113256</issuerCik>
        <issuerName>ARVINMERITOR INC</issuerName>
        <issuerTradingSymbol>ARM</issuerTradingSymbol></issuer><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001189226</rptOwnerCik>
            <rptOwnerName>SHUMAR DEBRA L</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>ARVINMERITOR, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>2135 WEST MAPLE ROAD</rptOwnerStreet2>
            <rptOwnerCity>TROY</rptOwnerCity>
            <rptOwnerState>MI</rptOwnerState>
            <rptOwnerZipCode>48084-7186</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>0</isDirector><isOfficer>1</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther><officerTitle>Sr. VP, Continuous Improvement</officerTitle></reportingOwnerRelationship></reportingOwner><nonDerivativeTable><nonDerivativeHolding><securityTitle><value>Common Stock</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>307</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></natureOfOwnership></ownershipNature></nonDerivativeHolding><nonDerivativeHolding><securityTitle><value>Common Stock</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>2483</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>ArvinMeritor Savings Plan</value><footnoteId id="F1"/></natureOfOwner
ship></ownershipNature></nonDerivativeHolding><nonDerivativeTransaction><securityTitle><value>Common Stock</value></securityTitle><transactionDate><value>2003-12-09</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>J</transactionCode><equitySwapInvolved>0</equitySwapInvolved><footnoteId id="F2"/></transactionCoding><transactionAmounts><transactionShares><value>54</value></transactionShares><transactionPricePerShare><value>20.57</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>11069</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>Restricted Stock</value><footnoteId id="F3"/></natureOfOwnership></ownershipNature></nonDerivativeTransaction></nonDerivativeTable><derivativeTable>
<derivativeHolding><securityTitle><value>Common Stock Share Equivalents</value><footnoteId id="F4"/></securityTitle><conversionOrExercisePrice><value>0</value></conversionOrExercisePrice><exerciseDate><footnoteId id="F5"/></exerciseDate><expirationDate><footnoteId id="F5"/></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>1267</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>1267</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></natureOfOwnership></ownershipNature></derivativeHolding></derivativeTable><footnotes><footnote id="F1">Shares purchased periodically and held in ArvinMeritor common stock funds in an employee benefit trust established under the ArvinMeritor, Inc. Savings Plan, based on information furnish
ed by the Plan Administrator as of October 31, 2003.</footnote><footnote id="F2">Acquisition of additional shares of restricted stock through reinvestment of quarterly dividend, based on information provided by restricted stock plan administrator.</footnote><footnote id="F3">Held by the issuer to implement restrictions on transfer unless and until certain conditions are met.</footnote><footnote id="F4">Share equivalents related to ArvinMeritor common stock, held under ArvinMeritor's supplemental savings plan, based on information furnished by the Plan Administrator as of October 31, 2003.</footnote><footnote id="F5">Inapplicable.</footnote></footnotes><remarks/><ownerSignature><signatureName>Debra L. Shumar By: Bonnie Wilkinson, Attorney-in-fact</signatureName><signatureDate>2003-12-10</signatureDate></ownerSignature></ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----