Improved Performance. Tire rubbing? You can end that with the Rear Bump Stop Extension from Rough Country. Your JK will be able to handle bumps without losing ride quality. The perfect solution to keep tires from bottoming out, limit early spring fatigue, and achieve a smoother, lifted ride in your Jeep Wrangler!\ Superior Protection. Our Rough Country 2-Inch Rear Bump Stop Extension is the ultimate accessory for your lift kit and a must-have for the serious off-road enthusiast. Our Bump Stop Extensions fit 3" to 6" lifted Jeep Wranglers and feature a rugged construction with a powder-coated finish to ensure that it will last for years to come.\ Installation and Warranty. This rear bump stop extension kit includes a pair of extensions and hardware needed to install - no drilling required. This 100% bolt-on component assures an easy, trouble-free installation with the use of basic hand tools. Rough Country's products are backed with a limited lifetime replacement warranty. This means that you have the security of knowing that Rough Country's products will work as they should, even after years of use!