Volvo D13H425 6 Cylinder 12.8 L Ultra Low Sulfur Diesel 425 hp Engine, 2012 US EPA Label, Volvo ATO2612D Automatic Transmission, Aluminum Outer Wheels, 295/75R22.5 Front Tires, 295/75R22.5 Rear Tires, Air Ride Suspension, 157 in Wheelbase, Air Sliding 5th Wheel

Volvo D13H475 6 Cylinder 12.8 L Ultra Low Sulfur Diesel Engine, 2011 US EPA Label, Requires Diesel Exhaust Fluid, 30103 Engine hrs, Eaton Fuller 10-Speed Manual Transmission, Differential Lock, 12000 lb Front Axle, 37478 kg Rears, 49478 lb GVWR, 275/80R22.5 Front Tires, 275/80R22.5 Rear Tires, Air Ride Suspension, 180 in Wheelbase, Air Sliding 5th Wheel