Mmerlinn da wizard, purveyor of Unobtainium & Unicorns

Transmission parts for the masses
877-771-3372
8am - 8pm Pacific Time

All parts are USED unless otherwise indicated.


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

125, 125C, 3T40

You cannot reliably bookmark individual pages WITHIN this family of trans. 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.

Payment 877-771-3372 Contact
8am - 8pm Pacific Time


Unless otherwise indicated, all parts are USED

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


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Transmission parts for the masses
877-771-3372
8am - 8pm Pacific Time



All content copyright 1984-2023 by mmerlinn.

Inflation Made Simple
  Last update:  03/30/2023