With SPC's rebuilt kit you can replace the ball joint or customize the stud length for ride height altered vehicles. 9.5deg 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 newrebuilt ball joint use our Spanner Wrench 72120. Ball Joint Rebuild kit - Fits 97130, 97140, 97190. California Residents WARNING