18:00 PM

Wolfe Trahan Conference May 2011

This presentation will contain certain forward‐looking statements, as defined by thePrivate Securities Litigation Reform Act of 1995. These forward‐looking statementsare, however, subject to certain risks and uncertainties that could cause actualresults to differ materially from those implied by the forward‐looking statements.Without limitation, these risks and uncertainties include increased competition,dependence on new management, reliance on certain customers and corporatepartnerships, shortages of raw materials, dependence on industry trends, access tocapital, acceptance of new technology and products, and government regulation.Listeners should review and consider the various disclosures made by the Companyin this presentation and in its reports to its stockholders and periodic reports onForms 10‐K and 10‐Q...

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About Wabash National Corporation

Headquartered in Lafayette, Indiana, Wabash National Corporation (NYSE: WNC) is a diversified industrial manufacturer and North America’s leading producer of semi-trailers and liquid transportation systems. Established in 1985, the company manufactures a diverse range of products including: dry freight and refrigerated trailers, platform trailers, bulk tank trailers, dry and refrigerated truck bodies, truck-mounted tanks, intermodal equipment, aircraft refueling equipment, structural composite panels and products, trailer aerodynamic solutions, and specialty food grade and pharmaceutical equipment. Its innovative products are sold under the following brand names: Wabash National®, Beall®, Benson®, Brenner® Tank, Bulk Tank International, DuraPlate®, Extract Technology®, Garsite, Progress Tank, Transcraft®, Walker Barrier Systems, Walker Engineered Products, and Walker Transport. Visit to learn more.