JSPEC Advanced Upgrades offer plenty of ways to take your JSPEC equipped Jeep to the next level. JSPEC Advanced Upgrades are designed specifically for JSPEC Suspension Systems and may be compatible with other manufacturer lift systems. Check out our complete Advanced Upgrade systems or individual kits for more information.
Description: Advanced Link Upgrade Kit
Improved Steering Geometry | Utilizing our JSPEC Drag Link Flip Kit and Track Bar Relocation System
Superior Control Arm Strength & Corrected Caster |...More Details »
Description: Advanced Geometry Upgrade Kit
Reduced control arm angles
Corrects caster for 2”-4.5” of lift
Improves the front drive shaft CV joint operating angles through full wheel travel...More Details »
Description: Control Arm Correction & 2" Bump Stop Extension
Reduced control arm angles allow the front suspension to more naturally roll over bumps and grooves in the road. Forces are better directed...More Details »
Item #: 6200
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The Ultimate Lifted Suspension Protection Coverage and it’s FREE!
A 5 year - 100,000-mile plus drivetrain warranty is available for Jspec equipped vehicles as a Supplemental Drivetrain Limited Warranty to match your new vehicle express drivetrain limited warranty Jeep. The protection applies to any Jspec eligible suspension systems purchased on or after November 1st, 2013.
What is FMVS No. 126?
When you see the FMVSS Compliant Symbol you will know with confidence this application has been tested and successfully passed the Federal Motor Vehicle Safety Standard No. 126 compliance test. This highly specialized test was performed to prove the installation of the particular Jspec suspension system, with specified wheel and tire package will not compromise the performance and effectiveness of the vehicle’s Electronic Stability Control (ESC) system keeping you safer on the road.