International MaxxForce 9 6 Cylinder 9.3 L Diesel 300 hp Engine, 2008 US EPA Label, Allison Manual Transmission, Differential Lock, 20000 lb Front Axle, 40000 lb Rears, 60000 lb GVWR, 425/65R22.5 Front Tires, 11R22.5 Rear Tires, Dual Steering Boxes, Spring over Walking Beam Suspension, 210 in Wheelbase, PTO, 14 ft Hoist