QA1 designed their 52897 Rear Sway Bar for the GM 1963-72 C10 Trucks. This quality 1-1/4" diameter Rear Sway Bar is manufactured from lightweight hollow core .188" wall chromoly steel for maximum strength. Precision CNC forming ensures proper fitment in the stock location for a true bolt-on installation. A gloss black powder coated finish provides lasting durability and corrosion resistance. QA1 includes greaseable graphite polyurethane bushings and high-quality zinc plated hardware. QA1 52897 Rear Sway Bar Features: Reduces body roll, improving handling and control Fits GM 1963-72 C10 Trucks Rear Sway Bar Diameter: 1.250 in. Made from lightweight hollow-core chromoly steel Black Powder Coated for improved looks, protection and durability Sold as a kit Note: This sway bar works exclusively with QA1 Rear Suspension System only. Looking for a better launch, improved cornering, straight line stability and consistent performance for your truck? Upgrade the suspension on your ride with a QA1 Rear Anti-Sway Bar today and keep your tires planted firmly on the ground!