Volvo D13J425 12.8 L Ultra Low Sulfur Diesel 425 hp Engine, 2015 US EPA Label, Requires Diesel Exhaust Fluid, Air Conditioner, Cruise Control, Power Windows, Engine Brake, Volvo ATO2612D 12-Speed Automated Transmission, Differential Lock, 12000 lb Front Axle, 40000 lb Rears, 52000 lb GVWR, Air Ride Cab, Aluminum Wheels, 295/75R22.5 Front Tires, 445/50R22.5 Super Singles Rear Tires, Air Ride Suspension, 172 in Wheelbase, Dual Fuel Tanks