Paccar MX-13 6 Cylinder 12.9 L Ultra Low Sulfur Diesel 455 hp Engine, 2018 US EPA Label, Requires Diesel Exhaust Fluid, 17244.6 Engine hrs, Air Conditioner, Cruise Control, Power Windows, Automated Transmission, 13200 lb Front Axle, 40000 lb Rears, 53200 lb GVWR, Air Ride Cab, 63 in Mid Roof Sleeper Cab, Bunk Beds, Aluminum Wheels, 295/75R22.5, Paccar Air Ride Suspension, 228 in Wheelbase, Air Sliding 5th Wheel