Product Details: Heavy duty spring suspension is the link between your truck’s wheels and its body. These heavy duty truck parts compensate for irregular and uneven road surfaces, so you can be comfortable while on the road. Semi truck spring suspension parts also keep your suspension system at a certain height and hold extra weight without slipping.FleetPride carries a diverse assortment of spring suspension parts, such as trailer leaf springs, truck hangers, semi truck torque rods, torque rod bushings, coiled spring pins, coil spring seats, leaf spring center bolts, rear leaf spring shackles, leaf spring shackle kits, hex head bolts, bolt sleeve spacers, and more. Take a look at our large inventory to find what you need to be Ready for the Road Ahead™.Dayton Parts is well known for their aftermarket heavy duty truck and trailer products. Dayton Parts produces high-quality steering and suspension products. Products are made to withstand high stress using advanced technology. In addition, the company's diverse product portfolio ensures a whole solution from a single manufacturer.Dayton Parts is a Pennsylvania-based company founded in 1922. Dayton Parts operates from seven locations across the United States and Canada.