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.
Features & Benefits
- Front/Rear Dual Rate Coil Springs (standard or HD) designed to great ride quality across any terrain.
- HD springs offer additional load capacity for vehicles equipped with winch bumper, fullsize spare, roof rack, etc.
- Front/Rear Gas Shocks (JSPEC or FOX 2.0) 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/Rear J-Link Lower Control Arms to add strength and correct caster.
Easy to install bolt on performance suspension to handle the toughest off road trails and drive you home after. These J-Konnect Systems build off the base J-Venture to add J-Link lower control arms for equal parts on-road handling and off-road capability and strength. These lower control arms not only add front caster and rear wheelbase, they are a serious upgrade to the strength over the factory control arms. Built 2” x .250-wall DOM tubing while offering better NVH isolation with large factory style rubber bushings at both ends. These combined with the dual rate coil springs, adjustable track bar, quicker disconnects and more offer improved trail performance and strength while catering to on-road handling needs. This particular kit features next level performance from the FOX 2.5 Performance Elite Series Shocks with DSC adjustment to deliver next level performance with easy adjustment to dial in high-speed/low-speed compression damping for improved performance across off terrains. Get connected with J-Konnect.
J-Konnect suspension systems are J-Rated™ for road and trail use with some rock crawling. 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"
Other tire/wheel sizes can be used, however may require additional modifications.
In the Box
In the box for JSPEC123PES :
- JKS1621(x1): JL Fixed Front LCA - J-Link
- JKS1671(x1): JL Fixed Rear LCA - J-Link
- JSPEC1311(x1): JL J-Konnect Main Box Kit
- JSPEC1351(x1): JL 3.5in Front Coil Spring Kit - STD
- JSPEC1359(x1): JL 3.5in Rear Coil Spring Kit - STD
- FOX88326050(x1): Kit: 18-ON Jeep JL, Front, 2.5 Truck PES, R/R, 2-3" Lift, DSC
- FOX88326054(x1): Kit: 18-ON Jeep JL, Rear, 2.5 Truck PES, P/B, 2-3" Lift, DSC
