GM 325THM transmission

325 THM

Used 1979-81 in Buick Riviera, Olds Toronado and Cadillac Eldorado.

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

Top cooler line is the cooler return line.

Band adjustments:
Intermediate = not adjustable
Reverse = not used

Gear Ratios:
2.74:1 1st gear
1.57:1 2nd gear
1.00:1 3rd gear
2.07:1 reverse

Transmission

(click on picture to enlarge)

Pan gasket

(click on picture to enlarge)

Click to see parts I have listed for the 325THM