Wabash National Corporation to Present At INVESTIndiana Equity Conference

LAFAYETTE, Ind., Sept. 2, 2008 (GLOBE NEWSWIRE) -- Wabash National Corporation
(NYSE:WNC) will make a presentation at the INVESTIndiana Equity Conference in
Indianapolis, Ind., on September 11, 2008, at 2:05 p.m. Richard J. Giromini,
President and Chief Executive Officer, and Robert J. Smith, Senior Vice
President - Chief Financial Officer, will speak to the investment community.

A live audio webcast of the presentation will be available through the company's
website at www.wabashnational.com. For those unable to participate in the
webcast, a copy of the presentation will be archived at www.wabashnational.com.

About Wabash National

Headquartered in Lafayette, Ind., Wabash National(r) Corporation (NYSE:WNC) is
one of the leading manufacturers of semi trailers in North America. Established
in 1985, the company specializes in the design and production of dry freight
vans, refrigerated vans, flatbed trailers, drop deck trailers, dump trailers,
truck bodies and intermodal equipment. Its innovative core products are sold
under the DuraPlate(r), ArcticLite(r), FreightPro(tm) Eagle(r) and Benson(tm)
brand names. The company operates two wholly-owned subsidiaries; Transcraft(r)
Corporation, a manufacturer of flatbed, drop deck, dump trailers and truck
bodies; and Wabash National Trailer Centers, trailer service centers and retail
distributors of new and used trailers and aftermarket parts throughout the U.S.

The Wabash National Corporation logo is available at
http://www.globenewswire.com/newsroom/prs/?pkgid=5392

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CONTACT: Wabash National Corporation
Press Contact:
Jim Hasty, VP, Marketing & Sales Administration
(765) 771-5487
Investor Relations:
(765) 771-5310