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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>0001209191-08-022961.txt : 20080407
<SEC-HEADER>0001209191-08-022961.hdr.sgml : 20080407
<ACCEPTANCE-DATETIME>20080407141153
ACCESSION NUMBER:		0001209191-08-022961
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20080404
FILED AS OF DATE:		20080407
DATE AS OF CHANGE:		20080407

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GREENBRIER COMPANIES INC
		CENTRAL INDEX KEY:			0000923120
		STANDARD INDUSTRIAL CLASSIFICATION:	RAILROAD EQUIPMENT [3743]
		IRS NUMBER:				930816972
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0831

	BUSINESS ADDRESS:	
		STREET 1:		ONE CENTERPOINTE DR
		STREET 2:		STE 200
		CITY:			LAKE OSWEGO
		STATE:			OR
		ZIP:			97035
		BUSINESS PHONE:		5036847000

	MAIL ADDRESS:	
		STREET 1:		ONE CENTERPOINTE DR
		STREET 2:		STE 200
		CITY:			LAKE OSWEGO
		STATE:			OR
		ZIP:			97035

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Leeson Lorie
		CENTRAL INDEX KEY:			0001418143

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13146
		FILM NUMBER:		08742527

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		503-684-7000

	MAIL ADDRESS:	
		STREET 1:		ONE CENTERPOINTE DRIVE
		STREET 2:		SUITE 200
		CITY:			LAKE OSWEGO
		STATE:			OR
		ZIP:			97035
</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>2008-04-04</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000923120</issuerCik>
        <issuerName>GREENBRIER COMPANIES INC</issuerName>
        <issuerTradingSymbol>GBX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001418143</rptOwnerCik>
            <rptOwnerName>Leeson Lorie</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>ONE CENTERPOINTE DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 200</rptOwnerStreet2>
            <rptOwnerCity>LAKE OSWEGO</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>97035-8612</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP Corp Fin &amp; Asst. Treasurer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common stock - GBX</value>
            </securityTitle>
            <transactionDate>
                <value>2008-04-04</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>420</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>24.5082</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>14181.341</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Sale of shares was executed pursuant to a sales plan intended to comply with the requirements of Rule 10b5-1(c)(1) under the Securities Exchange Act of 1934, as amended.</footnote>
        <footnote id="F2">Amount of securities beneficially owned following reported transaction(s) includes 165.202 shares acquired through participation in the Greenbrier Companies Employee Stock Purchase Plan.  These shares were acquired at various dates and reflect acquisitions through March 2008.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Lorie L. Leeson
By Robert W. Shank
Attorney-in-fact</signatureName>
        <signatureDate>2008-04-07</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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