With SPC’s rebuilt kit you can replace the ball joint or customize the stud length for ride height altered vehicles. 9.5 Taper – Stud Length +0.25″ Over OE. Includes: Ball Joint boot, ball stud, ball joint race, washer, wave spring, castle nut and cotter pin. For ease of removing the old ball joint and installing the new/rebuilt ball joint use our Spanner Wrench #72120. Ball Joint Rebuild Kit – Fits #97130, 97140, 97190. California Residents WARNING