Cat C15 6 Cylinder Diesel Engine • Positive Air Shutoff • 44067 Engine hrs • Engine Brake • Eaton Fuller RTLO-18918B 18-Speed Manual Transmission • Double Differential Locks • 12000 lb Front Axle • 40000 lb Rears • Dana D40-170P Drive Axles • 3.73:1 Axle Ratio • 52000 lb GVWR • Air Ride Cab • 68 in Mid Roof Sleeper Cab • Aluminum Wheels • 11R24.5 • Low Air Leaf Air Ride Suspension • 244 in Wheelbase • Air Sliding 5th Wheel • Dual Fuel Tanks