Detroit Series 60 14.0 L Diesel 515 hp Engine • 2005 US EPA Label • 30885 Engine hrs • Engine Brake • Eaton Fuller FRO-15210C 10-Speed Manual Transmission • 12000 lb Front Axle • 40000 lb Rears • Meritor RT-40-145 Drive Axles • 3.42:1 Axle Ratio • 52000 lb GVWR • Air Ride Cab • Aluminum Front Wheels • 295/75R22.5 Front Tires • 11R22.5 Rear Tires • Airliner Air Ride Suspension • 174 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks