Hotchkis Sport Suspension has Hotchkis Sport Suspension helps to lower trailing arms for your 64-72 GM A-Body that helps to improve traction, reduce wheel hop, and improves handling and stability. Designed as direct replacements for weak stock trailing arms, Hotchkis fabricated trailing arms are constructed from one piece of .120 inch wall TIG welded steel tubing making them the stongest in the industry and include greasable polyurethane bushings. This item is a must for any high horesepower Chevelle, GTO, El Camino or other A-Body models. The specs include: Length 22 inch Hardware sold seperately.