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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 F8z5htkmJjvnVU5DkYWY4kXB7C/Ov29qnrfc8gzVsEFCpKfqDQPG/QKxOjf0hSpT
 p3swrZxyHBXB5RNID+j3vg==

<SEC-DOCUMENT>0001179110-06-016675.txt : 20060814
<SEC-HEADER>0001179110-06-016675.hdr.sgml : 20060814
<ACCEPTANCE-DATETIME>20060814181230
ACCESSION NUMBER:		0001179110-06-016675
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20060814
FILED AS OF DATE:		20060814
DATE AS OF CHANGE:		20060814

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GUITAR CENTER INC
		CENTRAL INDEX KEY:			0001021113
		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-RADIO TV & CONSUMER ELECTRONICS STORES [5731]
		IRS NUMBER:				954600862
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		5795 LINDERO CANYON RD
		CITY:			WESTLAKE VILLAGE
		STATE:			CA
		ZIP:			91362
		BUSINESS PHONE:		8187358800

	MAIL ADDRESS:	
		STREET 1:		5795 LINDERO CANYON RD
		CITY:			WESTLAKE VILLAGE
		STATE:			CA
		ZIP:			91362

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GUITAR CENTER MANAGEMENT CO INC
		DATE OF NAME CHANGE:	19960816

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Robson David
		CENTRAL INDEX KEY:			0001317553

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-22207
		FILM NUMBER:		061032553

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		818-735-8800

	MAIL ADDRESS:	
		STREET 1:		C/O GUITAR CENTER
		STREET 2:		5795 LINDERO CANYON RD.
		CITY:			WESTLAKE VILLAGE
		STATE:			CA
		ZIP:			91362
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 4 -
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-08-14</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001021113</issuerCik>
        <issuerName>GUITAR CENTER INC</issuerName>
        <issuerTradingSymbol>GTRC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001317553</rptOwnerCik>
            <rptOwnerName>Robson David</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O GUITAR CENTER</rptOwnerStreet1>
            <rptOwnerStreet2>5795 LINDERO CANYON RD.</rptOwnerStreet2>
            <rptOwnerCity>WESTLAKE VILLAGE</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>91362</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>SVP of Finance</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2006-08-14</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>36.85</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2072</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes></footnotes>

    <ownerSignature>
        <signatureName>Leland P. Smith (attorney-in-fact)</signatureName>
        <signatureDate>2006-08-14</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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