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.
From hardcore rock crawling to high-speed desert, the J-Krawl System brings a level of performance and adjustability that makes it the go to package for many Jeep enthusiasts. These systems build on the base systems and add comments for a full overhaul of the factory suspension to maximum articulation, strength and allow for adjustability. Components include J-Flex upper and lower control arms, Jspec dual rate coil springs, an adjustable front track bar, a rear track bar bracket, quicker disconnect front sway bar end links, and bump stop extensions. This particular kit pulls out all the stops features the top of the line FOX 3.0 Factory Race Series IBP shocks. These race proven shocks have internal bypass technology along with DSC adjustment on the recirculating reservoirs to meet the extreme performance needs when charging offroad while to deliver next level performance with easy adjustment to dial in high-speed/low-speed compression damping for improved performance across off terrains. J-Krawl builds off Jeep’s factory suspension mounting points and upgrades everything front to rear. Adjustability is important for fine tuning suspension geometry. J-Krawl delivers. Dial in front caster, rear pinion and overall vehicle wheelbase. Take your Jeep's off-road performance and strength to the next level. It should be noted that an aftermarket front driveshaft is strongly recommended due to potential additional travel.
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 JSPEC128FRS :
- JKS1616(x1): 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): Jeep JL/JK Rear Adjustable UCA
- JSPEC1312(x1): Jeep Wrangler JL J-Krawl Main Box Kit
- JSPEC1352(x1): JL 3.5in Front Coil Spring Kit - HD
- JSPEC1358(x1): JL 3.5in Rear Coil Spring Kit - HD
- FOX88326057(x1): Front, Factory Race Series 3.0" Dia., Internal Bypass Reservoir, Pair
- FOX88326058(x1): Rear, Factory Race Series 3.0" Dia., Internal Bypass Reservoir, Pair
