Important Notes
- Factory wheels cannot be reinstalled without wheel spacers
- HD front springs recommended for applications with aftermarket winch/bumper combo
- HD rear springs recommended for applications with rear mounted full size spare tire
- Will not fit 4xe models
- Will not fit Rubicon 392 models
Features & Benefits
- Front/Rear Dual Rate Coil Springs (standard or HD) designed to great ride quality across any terrain.
- Front/Rear Gas Shocks (Jspec, FOX 2.0 Performance Series, or FOX 2.5 Performance Elite) 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 Rear Sway Bar Links for increased offroad articulation.
- Front/Rear Bump Stop Extensions to properly limit suspension up travel.
- Front Control Arm Correction Brackets to flatten upper/lower control arm angles to correct caster and improve handling.
Increase the clearance and performance of your 4-Door Jeep Wrangler JL with a 2.5" 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 FOX 2.5 Performance Elite Series shocks equipped with Dual Speed Compression adjusters, 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.
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
Rubicon Models (all kits)
Tire: 37x12.50
Wheel: 17x9, 18x9, 20x9
Backspacing: 5"
Non-Rubicon Models (all kits)
Tire: 35x12.50
Wheel:17x9, 18x9, 20x9
Backspacing: 5" BS
Other tire/wheel sizes can be used, however may require additional modification.
In the Box
In the box for JSPEC137PES :
- JKS6201(x1): Jeep JL Control Arm Correction Brackets
- JSPEC1251(x1): JL 2.5in Front Coil Spring Kit - STD
- JSPEC1259(x1): JL 2.5in Rear Coil Spring Kit - STD
- JSPEC1310(x1): JL J-Kontrol Main Box Kit
- FOX88326050(x1): Jeep JL Front, Performance Elite 2.5" Dia., Pair
- FOX88326054(x1): Jeep JL Rear, Performance Elite 2.5" Dia., Pair
