Detroit DD15 6 Cylinder 14.8 L Diesel 505 hp Engine • 2021 US EPA Label • CARB Compliant • Requires Diesel Exhaust Fluid • 15664 Engine hrs • Engine Brake • Detroit DT12-1650-OH 12-Speed Automatic Transmission • Double Differential Locks • 13220 lb Front Axle • 40000 lb Rears • 3.08:1 Axle Ratio • 53220 lb GVWR • Air Ride Cab • 70 in High Rise Sleeper Cab • Bunk Beds • Aluminum Wheels • 11R22.5 Front Tires • 11R22.5 Rear Tires • Airliner Air Ride Suspension • 231 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks