NEW & IMPROVED! This kit features FTS tough tubular lower control arms with flexible reverse hourglass greasable bushings that will articulate more than other kits of the same height. Exclusive radius control arm design offers extra ground clearance for improved off-road ability.Kit includes: Front and rear springs, drop pitman arm, heavy duty adjustable front track bar, drop track bar bracket, frame crossbrace stiffener, steel sleeves, front sway bar disconnects, rear track bar bracket, bump stop extensions, polyurethane bushings, cad-plated transfer case drop down hardware, brake line extension brackets, and complete detailed instructions.Precise, comfortable street handling, combined with awesome off road performance make this an excellent choice for a daily driver. Up to 33x12.50 tire recommended. The Full-Traction Rubicon/TJ 4.0" flex arm is a premium system and is the best fitting, best quality and most complete of the short arm kits available.