Detroit DD15 6 Cylinder 560 hp Engine, 4193 Engine hrs, Exhaust Brake, Eaton Fuller 18-Speed Manual Transmission, Differential Lock, 52000 lb Rears, Bunk Beds, CustomAir Diesel Sleeper Air Conditioner, 295/80R22.5 Front Tires, 11R22.5 Rear Tires, Neway Air Ride Suspension, 5650 mm Wheelbase, GVM 24 t, GCM 140 t, Fuel Haul Kit