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 and rear dual rate coils springs (standard or HD)
- JSPEC Custom Valve Gas Shocks or FOX 2.0 Performance IFP Shocks
- Front adjustable track bar
- Front sway bar quicker disconnects
- Front caster cam locks
-
Front/Rear bump stop extensions
-
Rear extended sway bar links
- Rear track bar bracket
- Optional FOX 2.5 Reservoir Performance Elite Shocks
Increase your Jeep Wrangler JL 4-Door's ground clearance, tire clearance and carry extra equipment and gear with the heavy-duty version of JKS J-Venture 3.5" lift suspension system. This complete bolt-on kit includes a set of higher spring rate JSPEC dual-rate coil springs to help you carry extra equipment and gear, custom-valved JSPEC monotube gas shock absorbers, a front adjustable track bar, a rear track bar bracket, Quicker Disconnect front sway bar end links, extended rear sway bar end links, bump stop extensions, and caster cam alignment correction. On the street, J-Venture™ provides improved ride quality. When the road ends, disconnect your sway bar end links for improved articulation. That makes J-Venture the perfect entry-level performance suspension system. The J-Venture suspension system geared towards equal parts on-road comfort and off-road capability. J-Venture™ has been engineered for low maintenance. Retains your Jeep's factory control arms. Get out and explore with J-Venture.
J-Venture suspension systems are J-Rated™ for road and trail use. 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 JSPEC120K :
- JSPEC1302(x1): 2018 JL 3.5in 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
- JSPEC9328(x2): JSPEC - 30.95 x 18.18 x 2-3/8 - EB1/EB1
