Oshkosh Truck to Announce Second Quarter Earnings on May 2, 2006

A live conference call for security analysts and institutionalinvestors will be held at 9:00 a.m. EDT the same day. The conferencecall will be available simultaneously, in a listen-only format, viawebcast. To access the webcast, investors should go towww.oshkoshtruckcorporation.com at least 15 minutes prior to theevent.

Oshkosh Truck Corporation is a leading manufacturer of specialtytrucks and truck bodies for the defense, fire and emergency, concreteplacement and refuse hauling markets. Oshkosh Truck is a Fortune 1000company with products marketed under the Oshkosh(R), Pierce(R),McNeilus(R), Medtec(TM), Geesink(R), Norba(R), Jerr-Dan(R),CON-E-CO(R) and London(R) brand names. The company is headquartered inOshkosh, Wis., and had annual sales of $2.96 billion in fiscal 2005.

To learn more about Oshkosh Truck Corporation, visit its web siteat www.oshkoshtruckcorporation.com.