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
- Rear aftermarket driveshaft recommended for 2 Door 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.
- Front/Rear FOX Shocks, 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.
For serious off-road use, step up to a JKS J-Konnect 3" suspension system for your Wrangler JL 2-Door. J-Konnect™ can tackle aggressive terrain including rocks and ruts without giving up street manners or breaking the bank. J-Konnect system takes suspension component strength and suspension geometry a step further by adding front and rear fixed-length J-Link lower control arms along with a rear track bar bracket (to correct axle positioning under vehicle). In addition to being significantly stronger than factory control arms, J-LINK lower control arms add front caster and rear wheelbase. Built from 2” x .250-wall DOM tubing, J-LINK control arms provide street-friendly NVH isolation with large factory style rubber bushings at both ends. The track bar brace adds strength and protection. Combined with the matched dual-rate coil springs, custom-valved aluminum FOX 2.0 IFP Performance Series monotube gas shocks, an adjustable track bar, Quicker Disconnect sway bar end links, and more. J-Konnect™ is ready for aggressive trail performance. 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 JSPEC146KFP :
- FOX98524177(x2): 18-ON Jeep JL Front, PS, 2.0, IFP, 9.6", 2-3" Lift
- FOX98524178(x2): 18-ON Jeep JL Rear, PS, 2.0, IFP, 11.1", 2-3" Lift
- JKS1621(x1): JL Fixed Front LCA - J-Link
- JKS1671(x1): JL Fixed Rear LCA - J-Link
- JSPEC1252(x1): JL 2.5in Front Coil Spring Kit - HD
- JSPEC1258(x1): JL 2.5in Rear Coil Spring Kit - HD
- JSPEC1311(x1): 2018-2020 Jeep Wrangler JL J-Konnect Main Box Kit
