[Positive P]

I know that the TH700R4/4L60/-E came in '85-? Vans.
But was this the only auto-tranny offered throughout production?
If not when did they change?

 

[Matrixx]

Here is a couple of links that may help answer your question:
4L60E:
http://en.wikipedia.org/wiki/GM_4L60-E_transmission

TH700R4:
http://en.wikipedia.org/wiki/Turbo-Hydr ... er_1990.29

There was a Torque Converter change in 1998 (A larger one) and that offset everything by 3mm including ring gear.