Once installed, this red 7/8 inch front sway bar bushing kit provides better handling and control of your Wrangler for a better overall performance. They are made of polyurethane which is a stronger replacement than rubber and lasts for as long as you need it! Bolt-on application for a direct fit and easy installation.. This red polyurethane front sway bar bushing kit from Prothane fits 76-86 Jeep CJ models with a 7/8 inch sway bar diameter. Your sway bar size may vary.