- 2007 to 2016 JK Wrangler and Rubicon (2-door models)
The Rock Krawler JK 3.5in X-Factor Long Arm Stretch System is the best performing trail suspension for JK owners looking to run up to 38in tall tires with flat fenders. This system features the Rock Krawler Independent Three Link Conversion front and rear. The Independent Three Link's 100% bind free design has proven its self to be the best choice for those looking for maximum articulation while maintaining a factory like highway ride and tight handling.
This system features the best in class cross over angles and ground clearance. The rear suspension features adjustable anti-squat so you can dial in your JK's suspension to your liking. All of the high clearance lower control arms are made from 2in O.D. 7/16 wall DOM steel and built for abuse. The JK X-Factor Stretch Systems repositions the rear axle back 6in to yield a perfect 102in wheelbase. The 102in wheelbase is a great compromise for those looking to gain a little wheelbase for improved climbing ability, but not loose too much cross over ability while maintaining the vehicle 50 states street legal. This system comes with our exclusive Abuse Proof Lifetime Warranty on all hard parts!
- Excellent Highway Ride and Handling
- Unbelievable Off-Road Ability
- Independent 3 Link Conversion Front and Rear (100% Bind Free Suspension)
- Best in Class Ground Clearance and Cross Over Angles
- Adjustable Rear Anti-Squat
- In Vehicle Adjustable Front Upper Arm making Alignment a Snap
- Long Travel Functional Multi Rate Coil Springs
- PRO Front Sway Bar Disconnects/Extended Links
- PRO Rear Extended Sway Bar Links
- Repositions the Rear Axle Back 6in For a Perfect 102in Wheelbase
- 37in Tires (Flat Fenders)
- Abuse Proof Lifetime Warranty on All Hard Parts
- Upgradeable to any other Rock Krawler System
(4) Long travel functional multi rate coil springs
(4) High clearance-adjustable lower control arms made of 2.0in O.D. 7/16 wall DOM steel
(2) Double adjustable track bars made from 1.5in solid alloy steel with Anti-Wobble joints
(4) Long arm mounts and cross member made from 1/4in thick laser cut steel
(2) High misalignment double adjustable upper control arms made from 1.625in solid alloy steel
(1) Rear independent 3rd link mount made of 1/4in thick laser cut steel
(1) Weld on rear axle truss with adjustable anti-squat
(2) Full replacement rear track bar relocation bracket made from thick laser cut steel
(2) Weld on offset rear axle spring pads
(1) Adjustable front sway bar disconnects
(2) Rear extended sway bar links
(4) Long travel stainless steel brakes
(1) Pair of sway bar straps, hardware and detailed instructions
- The X Factor Stretch System is designed for flat fender and stretch rear corner use. This will require body work.
- Welding of the Rear Cradle, Rear Third Link Mount, Front and Rear Long Arm Mounts is required.
- Removal of the OEM lower control arm mounts front and rear is required.
- Removal of the front upper control arm mount on the driver side is required.
- Minor exhaust rerouting required before the collector on the driver's side. This is recommended to be done prior to the suspension system being installed.
- Recommend installing limiting straps to avoid over extension of suspension components after vehicle is all set up.
- Shocks to be determined after final mounting positions are established.
- We typically recommend 4.5in of back spacing on rims for 33in and 35in tall tires.
- We typically recommend 3.5in of back spacing on rims for 37in/38in tall tires.
- The rear upper third link is designed around standard low pinion rear axles. When ordering for high pinion rear axles please contact us directly so we can ensure proper fitment as best as possible.