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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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 ol6bd7J7KAugqFM+xRVyAg==

<SEC-DOCUMENT>0000879526-10-000019.txt : 20100514
<SEC-HEADER>0000879526-10-000019.hdr.sgml : 20100514
<ACCEPTANCE-DATETIME>20100514141010
ACCESSION NUMBER:		0000879526-10-000019
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20100325
FILED AS OF DATE:		20100514
DATE AS OF CHANGE:		20100514

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Roth Erin Jennifer
		CENTRAL INDEX KEY:			0001485957

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-10883
		FILM NUMBER:		10832319

	MAIL ADDRESS:	
		STREET 1:		3000 EAST MAIN STREET
		CITY:			LAFAYETTE
		STATE:			IN
		ZIP:			47905

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WABASH NATIONAL CORP /DE
		CENTRAL INDEX KEY:			0000879526
		STANDARD INDUSTRIAL CLASSIFICATION:	TRUCK TRAILERS [3715]
		IRS NUMBER:				521375208
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1000 SAGAMORE PARKWAY SOUTH
		CITY:			LAFAYETTE
		STATE:			IN
		ZIP:			47905
		BUSINESS PHONE:		7657715310

	MAIL ADDRESS:	
		STREET 1:		1000 SAGAMORE PARKWAY SOUTH
		CITY:			LAFAYETTE
		STATE:			IN
		ZIP:			47905
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2010-03-25</periodOfReport>

    <issuer>
        <issuerCik>0000879526</issuerCik>
        <issuerName>WABASH NATIONAL CORP /DE</issuerName>
        <issuerTradingSymbol>WNC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001485957</rptOwnerCik>
            <rptOwnerName>Roth Erin Jennifer</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>3000 EAST MAIN STREET</rptOwnerStreet1>
            <rptOwnerStreet2>PO BOX 6129 (47903)</rptOwnerStreet2>
            <rptOwnerCity>LAFAYETTE</rptOwnerCity>
            <rptOwnerState>IN</rptOwnerState>
            <rptOwnerZipCode>47905</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP-General Counsel &amp; Secretary</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Appreciation Right</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>7.44</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2010-03-25</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>17000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2013-03-25</value>
            </exerciseDate>
            <expirationDate>
                <value>2020-03-25</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>17000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>17000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">SAR's will be paid in cash on vesting date. Cash payment on each SAR shall equal the difference between the exercise price and the value of the underlying stock on the vesting date.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Erin J. Roth</signatureName>
        <signatureDate>2010-05-14</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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