Build the ultimate Jeep Wrangler JK and be ready for any terrain with the JKS J-Max 3.5 inch suspension system. The J-Max kit includes front and rear 10 inch FOX 2.5 inch diameter Factory Race Series coil-over shocks with DSC adjustable remote reservoirs, front adjustable track bar, rear track bar bracket, J-Flex upper and lower control arms, and bump stop extensions.
J-Max pulls out all of the stops to offer a truly performance driven suspension package. At each corner the custom tuned 10 inch travel FOX 2.5 inch diameter Factory Race Series coil-overs with DSC adjustment provide the ultimate in tuning options.
Custom dual rate springs specifically designed for the JK dial in the ride height with the DSC adjusters providing both high and low speed compression adjustments. J-Flex adjustable control arms improve strength, off-road performance and adjustability.
J-Max suspension systems feature high-strength bolt-on coil-over mounting brackets, an adjustable front track bar, sway bar quicker disconnects. Take your Jeep's off-road performance and strength to the max with J-Max.
An aftermarket front driveshaft is strongly recommended due to additional travel capable.
Features & Benefits
- Front FOX 2.5 Remote Reservoir DSC Coilovers w/ Bolt-On Brackets for improved performance, strength and tunability.
- Rear FOX 2.5 Remote Reservoir 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 vehicle.
- Front Sway Bar Quicker Disconnects and Brake Line Brackets to allow for increased offroad articulation.
- Front+Rear J-Flex Lower Control Arms for improved strength and caster correction.
- Front+Rear J-Flex Upper Control Arms for improved strength and caster correction.
- Front+Rear Bump Stop Extensions to properly limit suspension up travel.
Tire Specs
- Tire: 35x12.50
- Wheel: 16x8, 17x9, 20x9
- Backspacing: 3.5 inch
Other tire/wheel sizes can be used, however may require additional modifications.
Important Notes
- 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 3.5 inch of lift
- Rear aftermarket driveshaft strongly recommended for 2Dr models
Kit Components
Includes one FOX88406177, Kit: JKS 07-18 Jeep Wrangler JK Rear Coilover, 2.5 Series, R/R 3.5 inch Lift, DSC, UPC Code 814897017832
Includes one FOX88406178, Kit: JKS 07-18 Jeep Wrangler JK Front Coilover, 2.5 Series, R/R 3.5 inch Lift, DSC, UPC Code 814897017849
Includes one JKS1610, JK Front Adjustable LCA, UPC Code 814897011670
Includes one JKS1615, JK Front Adjustable UCA, UPC Code
Includes one JKS1660, JK Rear Adjustable LCA, UPC Code 814897011700
Includes one JKS1665, JK Rear Adjustable UCA, UPC Code 814897011717
Includes one JKS2510, JK Front Coil-over Mount inchg Kit, UPC Code 814897012189
Includes one JKS2519, 07-18 Jeep JK Rear Coilover Conversion Brackets, UPC Code 814897012677
Includes one JSPEC2355, 07-18 Jeep Wrangler JK J-Krawl Max Ma inch Box Kit, UPC Code 814897012660