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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>0001264725-04-000030.txt : 20041021
<SEC-HEADER>0001264725-04-000030.hdr.sgml : 20041021
<ACCEPTANCE-DATETIME>20041021090419
ACCESSION NUMBER:		0001264725-04-000030
CONFORMED SUBMISSION TYPE:	5
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20041002
FILED AS OF DATE:		20041021
DATE AS OF CHANGE:		20041021

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			STABY  KATHLEEN M
		CENTRAL INDEX KEY:			0001183164

	FILING VALUES:
		FORM TYPE:		5
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-02382
		FILM NUMBER:		041088668

	MAIL ADDRESS:	
		STREET 1:		MTS SYSTEMS CORP
		STREET 2:		14000 TECHNOLOGY DR
		CITY:			EDEN PRAIRIE
		STATE:			MN
		ZIP:			55344

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MTS SYSTEMS CORP
		CENTRAL INDEX KEY:			0000068709
		STANDARD INDUSTRIAL CLASSIFICATION:	MEASURING & CONTROLLING DEVICES, NEC [3829]
		IRS NUMBER:				410908057
		STATE OF INCORPORATION:			MN
		FISCAL YEAR END:			0928

	BUSINESS ADDRESS:	
		STREET 1:		14000 TECHNOLOGY DR
		CITY:			EDEN PRAIRIE
		STATE:			MN
		ZIP:			55344-2290
		BUSINESS PHONE:		6129374000

	MAIL ADDRESS:	
		STREET 1:		14000 TECHNOLOGY DR
		CITY:			EDEN PRAIRIE
		STATE:			MN
		ZIP:			55344

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	RESEARCH INC
		DATE OF NAME CHANGE:	19670216
</SEC-HEADER>
<DOCUMENT>
<TYPE>5
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>5</documentType>

    <periodOfReport>2004-10-02</periodOfReport>

    <form3HoldingsReported>0</form3HoldingsReported>

    <form4TransactionsReported>0</form4TransactionsReported>

    <issuer>
        <issuerCik>0000068709</issuerCik>
        <issuerName>MTS SYSTEMS CORP</issuerName>
        <issuerTradingSymbol>MTSC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001183164</rptOwnerCik>
            <rptOwnerName>STABY  KATHLEEN M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>14000 TECHNOLOGY DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>EDEN PRAIRIE</rptOwnerCity>
            <rptOwnerState>MN</rptOwnerState>
            <rptOwnerZipCode>55344</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Vice President</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2030.063</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Includes 5.084 shares and 7.226 shares acquired in July 2004 and October 2004, respectively, pursuant to the MTS Dividend Reinvestment Plan</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Kathleen M. Staby  by Barbara J. Carpenter POA</signatureName>
        <signatureDate>2004-10-21</signatureDate>
    </ownerSignature>
</ownershipDocument>

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