Description
JSPEC142KFA
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) 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 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 JSPEC steel monotube gas shocks, an adjustable front 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.
Tire Specs
Rubicon Models (all kits)
Tire: 37×12.50
Wheel: 17×9, 18×9, 20×9
Backspacing: 5″
Non-Rubicon Models (all kits)
Tire: 35×12.50
Wheel: 17×9, 18×9, 20×9
Backspacing: 5″
Other tire/wheel sizes can be used, however may require additional modifications.
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
- Shock extension brackets can be used on Rubicon models with stock FOX 2.5 shocks, however this will limit suspension down travel slightly.
In the Box
In the box for JSPEC142K:
- JKS6201(x1): 2018+ Jeep JL Control Arm Correction Brackets
- JSPEC1310(x1): 2018-2020 Jeep Wrangler JL J-Kontrol Main Box Kit
- JSPEC1352(x1): JL 3.5in Front Coil Spring Kit – HD
- JSPEC1358(x1): JL 3.5in Rear Coil Spring Kit – HD
- JSPEC9322(x2): JSPEC – 26.2 x 15.67 x 2-3/8 – EB1/EB1
- JSPEC9329(x2): JSPEC – 29.78 x 17.59 x 2-3/8 – EB1/EB1
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