Increase the clearance and performance of your 2-Door Jeep Wrangler JL with a 3.5" lift J-Kontrol suspension system. It delivers exceptional stability on and off road. A step up from JKS J-Venture systems, J-Kontrol is a true bolt-on system that adds in front control arm correction brackets to the J-Venture Kit's long list of upgrade components including JSPEC dual-rate coil springs, choice of shock options tailored to your needs, including JSPEC gas shocks, FOX Adventure Series, FOX 2.0 Performance Series, FOX 2.5 Performance Series and FOX 2.5 Elite Series shocks, a front adjustable Track Bar and rear Track Bar Bracket (to correct axle positioning under vehicle), Quicker-Disconnect sway bar end links, front/rear Bump Stop Extensions and front Control Arm Correction Brackets to flatten upper/lower control arm angles. The supplied control arm brackets work with your Jeep's stock control arms to correct caster and improve handling. J-Kontrol offers enhanced performance for daily driving, beach cruising, or regular trail use.