Thieman Tailgates is a manufacturer and supplier of hydraulic lift gates for light-, medium-, and heavy-duty trucks and trailers. The company provides a variety of liftgate models, including Toplifters, Stowaways, Sideloaders, Railgates, Conventionals and Pickups that range from 1,000 to 6,600 pounds. It also offers pump and cylinder parts that include breather caps, bearings, screws, brackets,...