[TEREX LETTERHEAD]


                            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 Terex Corporation (the
"Company") on Form 10-Q for the period ending June 30, 2002 as filed with the
Securities and Exchange Commission on the date hereof (the "Report"), I, Joseph
F. Apuzzo, Chief Financial Officer of the Company, certify, to the best of my
knowledge, pursuant to 18 U.S.C. ss. 1350, as adopted pursuant to ss. 906 of the
Sarbanes-Oxley Act of 2002, that:

         (1)      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/ Joseph F. Apuzzo
                                                   ----------------------
                                                   Joseph F. Apuzzo
                                                   Chief Financial Officer
                                                   Terex Corporation

                                                   August 9, 2002