GM Duramax V8 6.6 L Diesel Engine, 2007 US EPA Label, Allison Automatic Transmission, 2177 kg Front Axle, 3901 kg Rears, 5443 kg GVWR, 215/85R16 Front Tires, 215/85R16 Rear Tires, Spring Suspension, 161 in Wheelbase, 11 ft x 94 in Bed, Miller Pro 300 410 A Diesel Welder, Pintle Hitch