aFe Power's RaceRunner Series shocks for the all new Jeep Wrangler JL offers the best in suspension performance at an affordable price. These shocks have been newly redesigned and tuned for the perfect balance of on - road comfort and off - road performance. Built using high quality CNC machined components, race - proven multi - seal technology, and durable urethane bushings, the RaceRunner shocks provide improved handling on the JL at stock height and up to 2in of lift. A 2.0in diameter monotube cylinder with Internal Floating Piston (IFP) design helps to provide a custom quality look that performs on your Jeep JL on the highway or off - road terrain.