The JKS J-Kontrol 3.5" suspension system improves clearance and vehicle control for 4‑door Jeep Wrangler JL applications, offering enhanced on-road stability and trail capability. It pairs dual-rate coil springs with custom-valved FOX 2.0 Performance Series gas shocks, and includes front control arm correction brackets, an adjustable track bar, rear track bar bracket, Quicker Disconnects and bump stop extensions for corrected geometry and improved handling.
J-Kontrol: All the benefits of J-Venture along with geometry correcting brackets for enhanced on-road handling.
Features & Benefits
Front/Rear FOX 2.0 Performance Series Gas Shocks specifically valved for this suspension system for improved performance on and off-road
Front Control Arm Correction Brackets to flatten upper/lower control arm angles to correct caster and improve handling
Front Adjustable Track Bar and Rear Track Bar Bracket to correct axle positioning under vehicle
Front Sway Bar Quicker Disconnects and Rear Sway Bar Links for increased offroad articulation
Front/Rear Dual Rate Coil Springs designed for great ride quality across any terrain
Front/Rear Bump Stop Extensions to properly limit suspension up travel
Manufacturer Description
Increase the clearance and performance of your 4-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, custom-valved aluminum FOX 2.0 Performance Series gas 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.
