From the OUTER front or rear of the UPPER CONTROL ARMS.. on most GM vehicles.. this bolt and what.. and there are 4.. support and enforce the upper control arm BUSH stays in the pin shaft so the UCA does not come loose.
Two used on each control arm.
You get a new set of correct tension / marked .. set of 4 bolts and 4 washers.
Fits: Most all GM passenger car series and El Camino's from 58-88 where UCA shafts are used.
