Side skirts on semi-truck trailers are aerodynamic devices that help lower wind resistance beneath trailers. This resistance, known as aerodynamic drag, has a detrimental effect on fuel economy ...

Have you ever noticed a big plastic scoop underneath a semi-truck while driving down the highway? It actually serves a very ...

On flatbed semi-trailers, ... On aluminum flatbeds, usually the beam, side rails, and floors are all made from the lightweight metal. Steel flatbeds are known for their durability and long life.