Thieman Tailgates, Inc. markets a full line of hydraulic liftgates for light, medium, and heavy duty trucks and trailers. Toplifters, Stowaways, Railgates, Sideloaders, and Conventional models are all part of the Thieman line-up. For many years, Thieman has been customizing liftgates to meet specific needs. If a special need arises, just give us a call. From 1000 lbs to 6600 lbs lifting capacities, Thieman can provide a liftgate for almost every application.