The TeraFlex JL/JLU: 0. 5” Front Spacer Load Leveling Kit provides additional height to help compensate for heavier aftermarket gear such as bumpers, a winch, a larger spare tire, or weekend swag. Specs: Fits: JL Wrangler (2-door) Fits: JLU Wrangler Unlimited (4-door) Load Height: 0. 5” Includes: 0. 5” Front Coil Spring Spacers All necessary hardware Note(s): Works with original or stock-length aftermarket shock absorbers – TeraFlex 9550 VSS Twin Tube Shocks (# 1545100) or Falcon Performance Shocks recommended. Install Time: 1. 5 Hours