Cummins NTC400 6 Cylinder 400 hp Engine • Air Conditioner • Cruise Control • Power Windows • Engine Brake • Eaton Fuller RTO15613 13-Speed Transmission • Double Differential Locks • 10600 lb Front Axle • 40000 lb Rears • Meritor Drive Axles • 3.55:1 Axle Ratio • 50600 lb GVWR • Air Ride Cab • 52 in Flat Top Sleeper Cab • Aluminum Outer Wheels • 385/55R22.5 Front Tires • 285/75R24.5 Rear Tires • 8-Bag Air Ride Suspension • 202 in Wheelbase • Dual Fuel Tanks