Mack 6 Cylinder Diesel Engine • Engine Brake • Mack Maxitorque 18-Speed Manual Transmission • Double Differential Locks • 12000 lb Front Axle • 40000 lb Rears • 52000 lb GVWR • Air Ride Cab • 60 in Mid Roof Sleeper Cab • Aluminum Wheels • 11R24.5 • Air Ride Suspension • PTO • Wet Kit • Air Sliding 5th Wheel • Dual Fuel Tanks