Oshkosh Corporation to Announce First Quarter Earnings January 29, 2009

OSHKOSH, Wis.-(Business Wire)-January 13, 2009 - Oshkosh Corporation (NYSE: OSK), a leading manufacturer of specialty vehicles and vehicle bodies, will issue its first quarter fiscal 2009 financial results on January 29, 2009.

The results will be discussed on a webcast beginning at 9:00 a.m. ET. To access the webcast, investors should go to www.oshkoshcorporation.com at least 15 minutes prior to the event.

About Oshkosh Corporation

Oshkosh Corporation is a leading designer, manufacturer and marketer of a broad range of specialty access equipment, commercial, fire & emergency and military vehicles and vehicle bodies. Oshkosh Corporation manufactures, distributes and services products under the brands of Oshkosh^®, JLG^®, Pierce^®,McNeilus^®, Medtec^®, Jerr-Dan^®, BAI^™, Oshkosh Specialty Vehicles, Frontline^™, SMIT^™, Geesink^™, Norba^™, Kiggen^™, CON-E-CO^®, London^® and IMT^®. The Oshkosh brands are valued worldwide in businesses where high quality, superior performance, rugged reliability and long-term value are paramount. For more information, log on to www.oshkoshcorporation.com.