Chevy Pontiac Oldsmobile Buick Muncie M21 4 speed close ratio cluster gear
GM Muncie Close Ratio Cluster Gear
Fits M21 with 1" pin
Part #WT2978D (357236, 3905465)
Tooth count 27-22-19-17
OEM fit/finish and satisfaction guaranteed.
We stock a full line of Muncie parts.