OTC (7920) Car Ball Joint Adapter Set - GM 4WD Use with ball joint service set numbers 6530, 7248, and 7249 To service GM's 1996 to 2001 4WD 1/2 and 3/4 ton pickups Suburban, Yukon, and Tahoe SUVs Easily remove or install either aftermarket or original equipment press-fit lower ball joints