425 THM

Used 1966-78.  Was used in Olds Toronado and Cadillac Eldorado.  Also used in 1973-78 GMC Motorhome.

This was an hydraulically controlled front wheel drive three speed transmission.

Cooler line farthest from torque converter is the cooler return line.

Band adjustments:
Intermediate = not adjustable
Reverse = not adjustable

Transmission

(click on picture to enlarge)

425THM parts I have listed for sale

(click on picture to enlarge)

I have been given access to brand new drive chains for these!  They have been sitting on a shelf in a closed transmission shop and have some slight cosmetic surface rust that will not affect their operation.

Chains are sold out.

Home

Who is Charlie Tranny?

What transmission is it?

Order parts

Contact Charlie Tranny

Copyright© 2003, 2004, 2005, 2006, 2011 Charlie Tranny