Volvo D12D465 6 Cylinder Ultra Low Sulfur Diesel 465 hp Engine, 5429.2 Engine hrs, Air Conditioner, Cruise Control, Power Windows, Engine Brake, Eaton Fuller RTAO-1 Automated Transmission, Differential Lock, 12350 lb Front Axle, 38000 lb Rears, Meritor Drive Axles, 50350 lb GVWR, Air Ride Cab, 77 in High Rise Sleeper Cab, Bunk Beds, Aluminum Front Wheels, 295/75R22.5, Air Ride Suspension, 228 in Wheelbase, Air Sliding 5th Wheel