The unsurpassed braking capacity of the Forged Narrow Superlite 4R four-piston caliper serves as the base of this 14” big rotor kit for the popular Currie RockJock 1 ton front end options for the 07-17 Jeep JK Wrangler. Wilwood’s SL4 kits are engineered application specific for simplified installation and full compatibility with OE master cylinder output and ABS functions where used. Big brake kits provide increased brake capacity and complimentary style with wheel, tire, and suspension upgrades. This kit features red calipers and includes all necessary bracketry and hardware to mount the kit on a Currie 1 ton JK front end that is equipped with our iron F-350 style knuckles. NOTE: This kit requires 18" wheels! See sizing diagram to ensure fitment with your wheels.