http://www.lapinetrucks.com/detailpage.asp?stockid=80905 601-932-1511 Tandem Axle Volvo WG64F, 275 Horsepower Volvo Diesel Engine, Automatic Transmission, 13,200 Fronts, 40,000 Rears, Volvo T-Ride Suspension, 18'X60" Dump Body, Reinforced Double Framed, Steerable Lift Axle, 11R22.5 on Budd Wheels.