JKS Bar Pin Eliminator kit, part number 9603, designed for Jeep front lower shock mounts. It is intended to replace the stock bar pins to improve performance and longevity. Application: Front Lower Shock Mounts for various Jeep models including Wrangler TJ (1997-06), Cherokee XJ (1984-01), Comanche MJ (1986-92), Grand Cherokee ZJ (1993-98), and Grand Cherokee WJ (1999-04). Purpose: The kit preloads the shock absorber bushings to prevent noise and vibration caused by bushing movement. It also provides additional down travel for the shock absorber. Compatibility: The kit is compatible with both original equipment and aftermarket shocks.