[AGCO LOGO] AGCO Corporation 4205 River Green Parkway Duluth, GA USA 30096-2584 Telephone 770/813-9200 Fax 770/813-6118 CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of AGCO Corporation (the "Company") on Form 10-Q for the period ended March 31, 2004 (the "Report"), I, Robert J. Ratliff, Chairman, President and Chief Executive Officer of the Company and I, Andrew H. Beck, Senior Vice President and Chief Financial Officer of the Company, each certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that: (1) to my knowledge, the Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and (2) the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. /s/ Robert J. Ratliff -------------------------------------------------------- Robert J. Ratliff Chairman, President and Chief Executive Officer May 10, 2004 /s/ Andrew H. Beck -------------------------------------------------------- Andrew H. Beck Senior Vice President and Chief Financial Officer May 10, 2004 AGCO - AGCOSTAR - AG-CHEM - CHALLENGER - FARMHAND - FENDT - FIELDSTAR - GLEANER - GLENCOE - HESSTON - LOR*AL MASSEY FERGUSON - NEW IDEA - SOILTEQ - SPRA-COUPE - TYE - WHITE PLANTERS - WILLMAR - AGCO FINANCE - AGCO PARTS