Build the ultimate Jeep Wrangler JK and be ready for any terrain with the JKS J-Max 3.5" suspension system. The J-Max kit includes front and rear 10" FOX 2.5" diameter Factory Race Series coil-over shocks with DSC adjustable remote reservoirs, front adjustable track bar, rear track bar bracket, J-Flex or J-Link 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" travel FOX 2.5" 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 or J-Link 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.