The DAYTON PARTS 4" spring shackle hanger for Peterbilt is constructed with durable steel designed to support reliable performance under heavy loads. This component is precision-engineered for seamless fitting specifically on Peterbilt models, offering a robust design that aids in maintaining vehicle alignment and ride quality. Suited for handling extreme stress and road conditions, the hanger supports smooth suspension movement while weighing 13 pounds, which is an optimal weight for such applications.