Specifications include, but are not limited to: CLASS 1.1 Must be a Flatbed Heavy duty equipment trailer with dovetail and ramps.1.2 Trailer must have a minimum GVWR of 45,000 lb. DIMENSION 2.1 Deck Length of trailer should be 20ft flatbed plus 5 ft. dove tail, for a total deck length of 25 ft.2.2 Deck width should be 102 inches 2.3 Deck height should be no more than 35 inches 2.4 Ramps should be 60 inches in length and 28 inches wide