Cummins ISX15 6 Cylinder 15 L Diesel 400 hp Engine, 2016 US EPA Label, Requires Diesel Exhaust Fluid, 13643 Engine hrs, Eaton Fuller 10-Speed Manual Transmission, 12350 lb Front Axle, 40000 lb Rears, 52350 lb GVWR, Air Ride Cab, 56 in Mid Roof Sleeper Cab, Aluminum Wheels, 295/75R22.5, Air Ride Suspension, 212 in Wheelbase, Air Sliding 5th Wheel, Lowboy Ramps, Dual Fuel Tanks