Cummins NTC-350 Diesel Engine, US EPA Label, Eaton Fuller 15-Speed Manual Transmission, Differential Lock, 12000 lb Front Axle, 40000 lb Rears, 315/80R22.5 Front Tires, 11R22.5 Rear Tires, Spring over Walking Beam Suspension, 244 in Wheelbase, The Load line 20 ft Long x 0 ft 58 in High Body, Manual Roll Tarp