Make:70DM DIAMOND BACK CAR HAULER The 70DM Tandem Axle Diamond Back Car Hauler is the premier car hauler in the Big Tex line. Chrome wheels, a steel floor and diamond-plate rear slide-out ramps make the 70DM easy to use and easy to look at. Plus, the box tubing frame gives the trailer added strength and durability. STANDARD SIZES G.V.W.R. RATING TRAILER WEIGHT TRAILER PAYLOAD 18' 7,000# 2,140# ...