Go to drivcat.com, Application lookup, year 1985, Make Chevrolet, Model C30, Brand Moog Steering & Suspension, Search, control arm and ball joint assembly. RK622888, Applications see G30 1991-1975.
!!! NON ABS ? "You may have to reuse your old brake hose, ABS clip on your new arm" "If you look up 1993 G30, no longer supported"