ADDITIONAL INFORMATION AND WHERE TO FIND ITThe Company, its directors and certain of its executive officers and employees may be deemed to be participants in the solicitation of proxies from shareholders in connection with the Company’s 2013 Annual Meeting of Shareholders (the “2013 Annual Meeting”). On November 19, 2012, the Company filed a preliminary proxy statement with the SEC in connection with the solicitation of proxies for the 2013 Annual Meeting. Prior to the 2013 Annual Meeting, the Company will furnish a definitive proxy statement to its shareholders (the “2013 Proxy Statement”), together with a WHITE proxy card. SHAREHOLDERS ARE URGED TO READ THE 2013 PROXY STATEMENT (INCLUDING ANY AMENDMENTS OR SUPPLEMENTS THERETO) AND ANY OTHER RELEVANT DOCUMENTS THAT THE COMPANY WILL FILE WITH THE SEC WHEN THEY BECOME AVAILABLE BECAUSE THEY WILL CONTAIN IMPORTANT INFORMATION. Additional information regarding the identity of these potential participants and their direct or indirect interests, by security holdings or otherwise, is set forth in the preliminary proxy statement for the 2013 Annual Meeting and will be set forth in the 2013 Proxy Statement and other materials to be filed with the SEC in connection with the 2013 Annual Meeting. Shareholders will be able to obtain, free of charge, copies of the 2013 Proxy Statement and any other documents (including the WHITE proxy card) filed by the Company with the SEC in connection with the 2013 Annual Meeting at the SEC’s website (http://www.sec.gov), at the Company’s website (http://www.oshkoshcorporation.com) or by writing to Ms. Margaret Wacholtz, Oshkosh Corporation, P.O. Box 2566, Oshkosh, Wisconsin, 54903-2566. In addition, copies of the proxy materials, when available, may be requested from the Company’s proxy solicitor, Innisfree M&A Incorporated, 501 Madison Avenue, 20th Floor, New York, NY 10022 or toll-free at (877) 750-9499.