SWITCH

Tractors: 2520 (s/n 022001 & up), 3020 (s/n 123000 & up), 4000, 4020 (s/n 250001 & up), 4030, 4040, 4050, 4055, 4230, 4240, 4250, 4255, 4320, 4430, 4440, 4450, 4455, 4520, 4555, 4560, 4620, 4630, 4640, 4650, 4755, 4760, 4840, 4850, 4955, 4960, 5020 (s/n 030001 & up), 6000 hi-cyl, 6030, 7020, 7520, 8430, 8440, 8450, 8560, 8570, 8630, 8640, 8650, 8760, 8770, 8850, 8870, 8960, 8970.