Paccar MX-13 6 Cylinder 12.9 L Diesel 456 hp Engine, 2022 US EPA Label, Requires Diesel Exhaust Fluid, 3497 Engine hrs, Air Conditioner, Cruise Control, Power Windows, Engine Brake, Paccar PO-16F112C Automated Transmission, Differential Lock, 13200 lb Front Axle, 40000 lb Rears, Meritor Drive Axles, 3.08:1 Axle Ratio, 53200 lb GVWR, Air Ride Cab, 62 in High Rise Sleeper Cab, Bunk Beds, Carrier Auxiliary Power Unit, Aluminum Wheels, 275/80R22.5 Front Tires, 445/50R22.5 Super Singles Rear Tires, Paccar Air Ride Suspension, 240 in Wheelbase, Air Sliding 5th Wheel, Dual Fuel Tanks