PTS 2004R Shift Kit & GN 8.5 Posi Rear

[SSedan64]

Ran across this on Ebay. 1986-1987 Buick Grand National PTS Extreme Shift Kit.

eBay Motors: 1986-1987 Buick Grand National PTS Extreme Shift Kit (item 330271419798 end time Sep-22-08 17:20:02 PDT)

& This, 1987 Buick Grand National Posi Rear End

eBay Motors: 1987 Buick Grand National Posi Rear End (item 330271399368 end time Sep-22-08 19:00:00 PDT)