Volvo D13 6 Cylinder Ultra Low Sulfur Diesel Engine, 2015 US EPA Label, Requires Diesel Exhaust Fluid, Air Conditioner, Power Windows, Engine Brake, Eaton Fuller FRO-14210C 10-Speed Manual Transmission, 12350 lb Front Axle, 23000 lb Rears, 35350.0 lb GVWR, Air Ride Cab, 11R22.5 Front Tires, 11R22.5 Rear Tires, Air Ride Suspension, 153 in Wheelbase, Dual Fuel Tanks