Transmission Supply
877-771-3372

All hard parts are USED unless otherwise indicated.
All soft parts (bearings, gaskets, seals, etc.) are new.



This is a partial list of the parts available for the GM 812 family of transaxles. This family includes the following General Motors-built units:

125, 125C, 3T40

You cannot reliably bookmark individual pages WITHIN this family of transaxles. All bookmarks WITHIN this family ALWAYS show SOME page within this family and the GM 812 menu bar to the right.

The BEST page to bookmark is found by clicking the link below.



Parts for other transmissions, transaxles, or transfer cases.

Transmission Supply
877-771-3372

We have millions of used transmission parts in stock. If we don't list the part you need, please contact us.


All content copyright 1984-2008 by mmerlinn.

About us