With SPC's rebuild kit you can replace the ball joint or customize stud length for ride height altered vehicles. 9.5° Taper - OE stud length. Includes: Ball joint boot, ball stud, ball joint race, washer, wave spring, castle nut and cotter pin. For easeof 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