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EXHIBIT 32.1(c)


CERTIFICATION PURSUANT TO


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| | 18 U.S.C. SECTION 1350                                                                                                                                                                                                                                                                                                                                                                                                                                                        
| | AS ADOPTED PURSUANT TO                                                                                                                                                                                                                                                                                                                                                                                                                                                        
| | SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002                                                                                                                                                                                                                                                                                                                                                                                                                                 
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| | In connection with the annual report of The Greenbrier
    Companies, Inc. (the Company) on Form 10-K for the annual
    period ended August 31, 2005 as filed with the Securities
    and Exchange Commission on the date therein specified (the
    Report), I, William A. Furman, President and Chief
    Executive Officer of the Company, certify pursuant to
    18 U.S.C. Section 1350, as adopted pursuant to
    Section 906 of the Sarbanes-Oxley Act of 2002, that:



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| | 1. | The Report fully complies with the requirements of
    Section 13(a) or 15(d) of the Securities Exchange Act of
    1934; and                               
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| | 2. | The information contained in the Report fairly presents, in all
    material respects, the financial condition and results of
    operations of the Company.