With hundreds of thousands of HT SERIES suspensions on trailers running on- and off-road around the world, these models have been the suspensions of choice for virtually every trailer application for nearly a decade. The HT SERIES delivers rugged dependability and outstanding ride quality and control for vans, platforms, dumps, tankers, dollies and pups, lowboys, auto haulers, trailers on flat cars, B-trains, Michigan trains and container chassis. Our patented TRI-FUNCTIONAL® Bushing in unison with a rigid beam and solid axle connection provides the ideal combination of ride softness and roll stability.