21C WRANGLER JLU 4DOOR [4XE]3.5IN X FACTOR PRO ALUMINUM SYSTEM B51

The Rock Krawler 3.5" X-Factor Pro Mid-Arm System for Jeep Wrangler JLU (4XE Models) is a complete, bolt-in system for Sport and Sahara owners, offering excellent articulation and off-road performance. It includes 8 control arms made from solid 7075 Aluminum with X-Factor benefits, adjustable upper and lower control arms providing 95 degrees of misalignment (with Pro-X Krawler Joints and Adventure Series joints) to reduce bind, and maintenance-free Adventure Series joints at the frame connection. PRO Krawler Joints are at the axle connections. The system allows precision tuning of caster and pinion angle, and includes Triple-Rate rear coils for comfort and articulation, correction pads, and front/rear track bar geometry corrections. Gen 2 front sway bar disconnects maximize axle travel.