This thread could help you match chassis number to transmission type

http://www.peachparts.com/shopforum/showthread.php?t=299398

It will also show you where to find the numbers on your transmissions.

EDIT:- for the age of your car I'd expect a 4 speed auto

They now make seven speed ones...

http://en.wikipedia.org/wiki/7G-Tronic

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1992 W201 190E 1.8 171,000 km - Daily driver
1981 W123 300D ~ 100,000 miles / 160,000 km - project car stripped to the bone
1965 Land Rover Series 2a Station Wagon CIS recovery therapy!
1961 Volvo PV544 Bare metal rat rod-ish thing

I'm here to chat about cars and to help others - I'm not here "to always be right" like an internet warrior



Don't leave that there - I'll take it to bits!