Regal V6-252 4.1L (1984)
models built before
Julian Date 115)
6AAF, 6ABF, 6APF,
6CAF, 6HFF, 6KCF,
6KJF
1987
7BRF
8639970 must be used when updating the above models/years to a Garage Shift package, should that option be desired. All other models being updated
to a Garage Shift package, use part number 8639943 until current GMSPO stock is depleted.
Parts are currently available from GMSPO.