Left and Right Front Lower Control Arms for lifted vehicles. Off-car adjustable for pinion angle correction, suits lifted vehicles. This control arm kit for the Jeep Wrangler TJ is designed to restore and/or increase positive caster and an ensure correct pinion angle for on-road accuracy and tracking as well as offroad durability. Offering an adjustable solution, while improving both on and offroad performance. Supplied as a complete kit and fully assembled withSuperPro bushings. Can be used as a standalone upgrade or together with our HD adjustable rear lower control arms and HD adjustable front arms for a complete upgrade Fitted with SuperPro bushes, these suspension arms have been optimized for longevity, durability and performance without any unwanted NVH. Fully tested and developed by our Australian based R&D team.