Cummins ISX 500 hp Engine, 36389 Engine hrs, Engine Brake, Eaton Fuller 18-Speed Transmission, Double Differential Locks, 46000 lb Rears, 295/80R22.5 Front Tires, 11R22.5 Rear Tires, Central Tire Inflation System, 8 Bag Air Ride Suspension, 4900 mm Wheelbase, PTO, Hydraulic System, Ballrace 5th Wheel, GVM 26.5 t, GCM 90 t, Cab Gaurd, Pacific Load Scales