Paccar MX375 500 hp Engine, 19419 Engine hrs, Exhaust Brake, Eaton Fuller 18-Speed Transmission, 40000 lb Rears, Viesa Evaporative Sleeper Air Conditioner, 295/80R22.5 Front Tires, 11R22.5 Rear Tires, 8-Bag Air Ride Suspension, 5000 mm Wheelbase, GVM 24.7 t, GCM 50 t