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
- Front aftermarket driveshaft strongly recommended due to additional travel capability
- 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
- F/R Dual Rate Coil Springs (standard or HD) designed to great ride quality across any terrain.
- F/R FOX 2.0 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.
- F/R Bump Stop Extensions to properly limit suspension up travel.
- F/R J-Flex Upper Control Arms to add strength and adjustability.
- F/R J-Flex Lower Control Arms to add strength and adjustability.
Build the ultimate adventure rig with a 3.5" lift kit J-Krawl suspension system. Fits 4-Door Jeep Wrangler JL. Designed for maximum articulation and adjustability, the complete suspension system includes dual rate coil springs, adjustable front track bar, rear track bar bracket and tuned FOX 2.0 IFP Performance Series shock absorbers. The heart of the J-Krawl design is a set of J-Flex upper and lower control arms and sway bar Quicker disconnects. These systems build off Jeep’s factory suspension mounting points and upgrades to front and rear, upper and lower J-Flex adjustable control arms for maximum articulation along with more strength for trails and rock crawling brawn along with adjustability to dial in front caster, rear pinion and overall vehicle wheelbase. In addition to eight high strength adjustable control arms, the J-Krawl system features specially designed FOX 2.0 IFP shocks to maximize travel and performance. An aftermarket front driveshaft is strongly recommended due to additional travel capable. Routine maintenance is required.
J-Krawl systems are J-Rated™ for hardcore rock crawling along with road and trail use. Routine maintenance required.
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 JSPEC127KFP :
- FOX98524179(x2): 18-ON Jeep JL Front, PS, 2.0, IFP, 10.6", 3.5-4" Lift
- FOX98524180(x2): 18-ON Jeep JL Rear, PS, 2.0, IFP, 11.6", 3.5-4" Lift
- JKS1616(x1): 2018+ Jeep JL/JT Adjustable Front UCA
- JKS1625(x1): Jeep JL Front Lower J-Flex Control Arm Kit
- JKS1661(x1): JL Rear Adjustable LCA
- JKS1666(x1): 2018-20 Jeep JL/JK Rear Adjustable UCA
- JSPEC1312(x1): 2018-2020 Jeep Wrangler JL J-Krawl Main Box Kit
- JSPEC1351(x1): JL 3.5in Front Coil Spring Kit - STD
- JSPEC1359(x1): JL 3.5in Rear Coil Spring Kit - STD
