CMD Commercial Truck and Trailer Sales – New and Used Commercial Semi Trucks, 18 Wheelers, Tractor Trailers, Dump Trailers and Live Floor Trailers – Competitive Pricing. Truckers throughout the U.S. know they can rely on CMD to get their rigs headed in the right direction. That’s because we’re experts in the used semi tractor-trailer industry. We sell higher-quality pre-owned Class 8 trucks and straight trucks along with a wide variety of new and used trailers. Whether you’re a single owner-operator, small fleet owner, private fleet, common carrier, power leasing company or government agency, we have the over-the-road tractor and van, flat and specialty trailing equipment you’re looking for. Financing is available for qualified buyers. Browse our website or come down and take a look at our inventory. We’re conveniently located in Northeast Florida on US 1 near I-295 and the Port of Jacksonville, with easy access to Mississippi, Alabama, Georgia, South Carolina, North Carolina, and all throughout Florida. Let