Exhibit (32.1)



    Written Statement of the Chairman, President and Chief Executive Officer
                          Pursuant to 18 U.S.C. ss.1350


Solely for the purposes of complying with 18 U.S.C. ss.1350, I, the undersigned
Chairman, President and Chief Executive Officer of Oshkosh Truck Corporation
(the "Company"), hereby certify, to the best of my knowledge, that the Quarterly
Report on Form 10-Q of the Company for the quarter ended June 30, 2003 (the
"Report") fully complies with the requirements of Section 13(a) of the
Securities Exchange Act of 1934 and that information contained in the Report
fairly presents, in all material respects, the financial condition and results
of operations of the Company.




/S/  Robert G. Bohn
----------------------------
Robert G. Bohn
July 31, 2003