Volvo D13M-500 6 Cylinder 12.8 L Ultra Low Sulfur Diesel 500 hp Engine, 2018 US EPA Label, Requires Diesel Exhaust Fluid, 20506.4 Engine hrs, Air Conditioner, Cruise Control, Power Windows, Engine Brake, Volvo ATO2612F 12-Speed Automated Transmission, Differential Lock, 13200 lb Front Axle, 38000 lb Rears, Meritor MT-40-14X Drive Axles, 3.08:1 Axle Ratio, 51200 lb GVWR, Air Ride Cab, 77 in High Rise Sleeper Cab, Bunk Beds, 295/75R22.5, Volvo Air Ride Suspension, 241 in Wheelbase, Air Sliding 5th Wheel, Dual Fuel Tanks