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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 KkOjPEqdtGtZ5tsU+SoSBSkojPNXy5qrLpnyaDghbJZZsoS/ownZYnKIO2WXMumr
 52kKP+JjZwnXfVtNeE7Eyw==

<SEC-DOCUMENT>0001209191-07-057531.txt : 20071009
<SEC-HEADER>0001209191-07-057531.hdr.sgml : 20071008
<ACCEPTANCE-DATETIME>20071009153111
ACCESSION NUMBER:		0001209191-07-057531
CONFORMED SUBMISSION TYPE:	3/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20071009
FILED AS OF DATE:		20071009
DATE AS OF CHANGE:		20071009

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MONRO MUFFLER BRAKE INC
		CENTRAL INDEX KEY:			0000876427
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-AUTOMOTIVE REPAIR, SERVICES & PARKING [7500]
		IRS NUMBER:				160838627
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		200 HOLLEDER PKWY
		CITY:			ROCHESTER
		STATE:			NY
		ZIP:			14615-3808
		BUSINESS PHONE:		7166476400

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WOLSZON ELIZABETH A.
		CENTRAL INDEX KEY:			0001410528

	FILING VALUES:
		FORM TYPE:		3/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-19357
		FILM NUMBER:		071162523

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		312-939-6271

	MAIL ADDRESS:	
		STREET 1:		1357 S. PLYMOUTH COURT
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60605
</SEC-HEADER>
<DOCUMENT>
<TYPE>3/A
<SEQUENCE>1
<FILENAME>bcl28240_bcl1eaw.xml
<DESCRIPTION>MAIN DOCUMENT DESCRIPTION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3/A</documentType>

    <periodOfReport>2007-10-09</periodOfReport>

    <dateOfOriginalSubmission>2007-08-23</dateOfOriginalSubmission>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000876427</issuerCik>
        <issuerName>MONRO MUFFLER BRAKE INC</issuerName>
        <issuerTradingSymbol>MNRO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001410528</rptOwnerCik>
            <rptOwnerName>WOLSZON ELIZABETH A.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1357 S. PLYMOUTH COURT</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>CHICAGO</rptOwnerCity>
            <rptOwnerState>IL</rptOwnerState>
            <rptOwnerZipCode>60605</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Holding</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>16504</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Amendment to correct a clerical error in Table I of the reporting person's August 23, 2007 filing in which the reporting person's holdings were incorrectly reflected as 0.</footnote>
        <footnote id="F2">Amount of shares held by reporting person adjusted to reflect Issuer's recent three-for-two forward stock split, paid on October 1, 2007</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Elizabeth A. Wolszon</signatureName>
        <signatureDate>2007-10-09</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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