Cummins X15 6 Cylinder 15.0 L Ultra Low Sulfur Diesel 450 hp Engine, 2020 US EPA Label, Requires Diesel Exhaust Fluid, 9257.3 Engine hrs, Air Conditioner, Cruise Control, Power Windows, Eaton Fuller FRO-16210C 10-Speed Manual Transmission, 13200 lb Front Axle, 38000 lb Rears, Meritor MT-40-14X Drive Axles, 3.25:1 Axle Ratio, 51200 lb GVWR, Air Ride Cab, 70 in High Rise Sleeper Cab, Bunk Beds, Aluminum Wheels, 295/75R22.5, Air Ride Suspension, 228 in Wheelbase, Air Sliding 5th Wheel, Dual Fuel Tanks