Important Notes
- 2012-2018 Models with 3.6L Pentastar motor will require exhaust modification for driveshaft clearance at full suspension droop, use JKS8150 exhaust extensions.
- Rubicon sway bar link hardware included in kit.
- Requires 17" or larger wheels with 4.5" BS (or smaller) for steering clearance.
Features & Benefits
- Front+Rear Dual Rate Coil Springs designed to great ride and improved performance across any terrain.
- Front+Rear Gas Shocks (JSPEC or FOX 2.0 Adventure Series IFP) specifically valved for this suspension system for improved performance on and off-road.
- Front Adjustable Track Bar and Rear Track Bar Bracket to correct axle positioning under vehicle.
- Front Sway Bar Quicker Disconnects and Brake Line Brackets to allow for increased offroad articulation.
- Front Control Arm Relocation Brackets to improve suspension geometry for improved handling.
- HD Drag Link Flip Kit w/ Track Bar Bracket to improve steering angles for better handling.
- Front+Rear Bump Stop Extensions to properly limit suspension up travel.
Increase the clearance and performance of your 4-Door Jeep Wrangler JK with a 3.5" lift J-Kontrol™ suspension system for 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 and a drag link flip kit to the J-Venture Kit's components including JSPEC dual-rate coil springs, custom-valved FOX Adventure Series shocks, an adjustable track bar, Quicker-Disconnects, and more. Take control with J-Kontrol. The supplied control arm brackets further enhance on-road handling by flattening out the control arm to more closely mimic factory geometry while correcting caster. The Drag Link Flip Kit flattens the steering angle to mimic factory geometry. J-Kontrol offers enhanced performance for daily driving, beach cruising, or regular trail use.
J-Kontrol suspension systems are J-Rated™ for serious trail use with excellent road manners. Optional FOX shocks increase ratings for all terrains – On and off-road.
Tire Specs
Tire: 35x12.50
Wheel: 16x8, 17x9, 20x9
Backspacing: 4.5"
Other tire/wheel sizes can be used, however may require additional modifications.
In the Box
In the box for JSPEC108KFA :
- FOX98450351(x2): Fox Adv Shock 25.15 x 15.55 x 2-S50/EB1
- FOX98450359(x2): Fox Adv Shock 26.35 x 16.75 x 2-BP18/EB1
- JSPEC2350(x1): 07-18 JK 4Dr 3.5" Coil Box Kit
- JSPEC2353(x1): 07-18 Jeep JK J Kontrol Box Kit
- JSPEC2450(x1): JK Advanced Geometry Upgrade Kit
