Volvo D13H455 Diesel 455 hp Engine, 2017 US EPA Label, Air Conditioner, Cruise Control, Power Windows, Engine Brake, 12500 lb Front Axle, 40000 lb Rears, Meritor MT-40-14X Drive Axles, 2.64:1 Axle Ratio, 52500 lb GVWR, Air Ride Cab, 70 in High Rise Sleeper Cab, Bunk Beds, Aluminum Front Wheels, 295/75R22.5 Front Tires, 295/75R22.5 Rear Tires, Air Ride Suspension, 240 in Wheelbase