JKS J-Max 3.5" Suspension System | 2018-2020 Jeep Wrangler JL (4 Door) - 129KFP
J-Max pulls out all of the stops to offer a truly performance-driven suspension package. At each corner is custom-tuned FOX 2.5 factory race series coil overs with DSC adjustment. These coil overs offer race-proven technology with a larger 2.5 inch diameter body, dual-rate springs and (DSC) dual-speed compression adjustment for maximum tunability. Each of the 8 control arms, upper and lowers, front and rear are upgraded to J-Flex adjustable control arm for improved strength, offroad performance and adjustability. In addition, these kits feature high strength bolt-on Coilover mounting brackets, an adjustable front track bar, sway bar quicker disconnects and more offer take your Jeeps trail performance and strength to the next level. It should be noted that an aftermarket front driveshaft is strongly recommended due to additional travel capable.
- Factory wheels cannot be reinstalled without wheel spacers
- Aftermarket wheels with 3.5 inch backspacing are required for clearance
- Requires cutting/removal of factory frame mount brackets
- Front aftermarket driveshaft strongly recommended due to additional travel capability
- Removal of Coilover preload required on 2Dr models to achieve a minimum of 3.5 inch of lift
- Rear aftermarket driveshaft strongly recommended for 2Dr models
- J-Max 3.5" Suspension System | 2018-2020 Jeep Wrangler JL (4 Door) - JSPEC129KFP
- JSPEC1302 1ea - 2018+ JL 3.5in Box Kit
- JKS1616 1ea - Jeep JL Front Upper J-Flex Control Arms
- JKS1625 1ea - Jeep JL Front Lower J-Flex Control Arms
- JKS1666 1ea - Jeep JL Rear Upper J-Flex Control Arms
- JKS1661 1ea - Jeep JL Rear Lower J-Flex Control Arms
- JSPEC2511 1ea - Jeep JL Front Coil-over Mount Kit
- JSPEC2518 1ea - Jeep JL Rear Coil-over Mount Kit
- FOX88406252 2ea - 18-ON Jeep JL Front Coilover, 2.5 Series, R/R, 3.5" Lift, DSC.
- FOX88406253 2ea - 18-ON Jeep JL Rear Coilover, 2.5 Series, R/R, 3.5" Lift, DSC.
- Front FOX 2.5 Remote DSC Coilovers w/ Bolt-On Brackets for improved performance, strength and tunability.
- Rear FOX 2.5 Piggyback DSC Coilovers w/ Bolt-On Brackets for improved performance, strength and tunability.
- Front Adjustable Track Bar and Rear Track Bar Bracket to correct axle positioning under the vehicle.
- Front Sway Bar Quicker Disconnects and Rear Sway Bar Links for increased offroad articulation.
- Extended Length Braided Stainless Steel Rear Brake Lines.
- Front/Rear J-Flex Upper Control Arms to add strength and adjustability.
- Front/Rear J-Flex Lower Control Arms to add strength and adjustability.
- Front/Rear Bump Stop Extensions to properly limit suspension up travel.
37x12.50 17x9, 18x9, 20x9 5" BS
Non-Rubicon Models (all kits)
35x12.50 17x9, 18x9, 20x9 5" BS
* Other tires/wheel sizes can be used, however, may require additional modification.
- SKU: 129KFP
- Stock #: 129KFP
- Brand: J-Rated
- Year Make Model: 2020 Jeep Wrangler JL
- Year Make Model: 2019 Jeep Wrangler JL
- Year Make Model: 2018 Jeep Wrangler JL
- Availability: Available
- Condition: New
Install Time: 14 Hours
5 of 5 Difficulty
- Item Requires Shipping
- 149.0 lbs
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