Cummins M11 6 Cylinder Diesel 370 hp Engine, Engine Brake, Rockwell 10-Speed Manual Transmission, 12000 lb Front Axle, 20000 lb Rears, 52000 lb GVWR, Air Ride Cab, 11R22.5, Air Ride Suspension, 182 in Wheelbase, Air Sliding 5th Wheel, Dual Fuel Tanks, Hour Meter Reads 32998