Tractors: Dexta, Super Dexta (1957 to 1964), 2000, 3000, 4000 (6, 7 & 8-speed transmission), 5000, 7000 (7 & 8-speed transmission, 1965 to 1975), 2600, 3600 (6 & 8-speed transmission), 4100, 4600, 5600, 6600, 6700, 7600, 7700 (8-speed transmission, 1975 to 1981), 2610, 3610 (6 & 8-speed transmission), 4100, 4610, 5610, 6610, 6710, 7610, 7710 (8-speed transmission, 1981 & up).