Fireball Racing Yamaha YXZ Long-Travel suspension! Add 7" of width & 3" of wheelbase to your car. This kit is made out of 4130 chromoloy tubing & 100% TIG welded. Includes heat treated axles machined in house, heims with heat treated stubs, heavy duty steering extensions, & brake lines! Works with your stock YXZ shocks! With our improved adjustable rear upper control arms giving you finer rear alignment capability!