Caterpillar 14.6 L Diesel 425 hp Engine, 1990 US EPA Label, 8179.9 Engine hrs, Air Conditioner, Cruise Control, Engine Brake, Eaton Fuller RTOF 14813 13-Speed Manual Transmission, Differential Lock, 12000 lb Front Axle, 38000 lb Rears, Meritor MT-40-14X Drive Axles, 3.73:1 Axle Ratio, 50000 lb GVWR, 295/75R22.5 Front Tires, 11R22.5 Rear Tires, Air Ride Suspension, 234 in Wheelbase, Dual PTO, Rear Mounted, 22 ft - 27 ft 9 in 3 Section Boom, A-Outriggers, Rear Outriggers, 22 ft x 84 in Bed, Pintle Hitch, w/24ft Dump Trailer