-----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,
 Bn5w1SNDFynQb8LxRXfNtwrr7GQ3RJbds3xx4eWBRzi60/9Oym3h9Iw47aHjMGZ+
 OsT4hmOBr9w+Rs6swp6oCg==

<SEC-DOCUMENT>0001209191-06-042102.txt : 20060724
<SEC-HEADER>0001209191-06-042102.hdr.sgml : 20060724
<ACCEPTANCE-DATETIME>20060724140257
ACCESSION NUMBER:		0001209191-06-042102
CONFORMED SUBMISSION TYPE:	4/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20050809
FILED AS OF DATE:		20060724
DATE AS OF CHANGE:		20060724

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:			SPIRO LIONEL B
		CENTRAL INDEX KEY:			0001245651

	FILING VALUES:
		FORM TYPE:		4/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-19357
		FILM NUMBER:		06976194

	MAIL ADDRESS:	
		STREET 1:		200 HOLLEDER PARKEAY
		CITY:			ROCHESTER
		STATE:			NY
		ZIP:			14615
</SEC-HEADER>
<DOCUMENT>
<TYPE>4/A
<SEQUENCE>1
<FILENAME>bcl21502_bcl1lbs.xml
<DESCRIPTION>MAIN DOCUMENT DESCRIPTION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4/A</documentType>

    <periodOfReport>2005-08-09</periodOfReport>

    <dateOfOriginalSubmission>2005-08-10</dateOfOriginalSubmission>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001245651</rptOwnerCik>
            <rptOwnerName>SPIRO LIONEL B</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>200 HOLLEDER PARKEAY</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ROCHESTER</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>14615</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>27399</value>
                    <footnoteId id="F1"/>
                </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 1 of the reporting person's August 10, 2005 filing, in which his holdings of the Issuer's common stock were incorrectly reflected as 56,307 shares, rather than 27,399 shares.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Lionel B. Spiro</signatureName>
        <signatureDate>2006-07-20</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----