This article is from the Chrysler-Plymouth-Dodge FAQ, by Dr. David Zatz with numerous contributions by others.
(Courtesy Daniel Adams <dadams@sccoast.net>)
On the new transmissions (e.g. 41TE), the numbers and letters actually
mean something:
4 amount of forward gears
1 the torque rating for the trans (on a 1-8 scale 1 lowest 8 strongest)
t or r transaxle or rear wheel drive
e or h electronic or hydraulic
The 1999 Grand Cherokee will have an optional 5-speed automatic.
Transmission list with details on many types of transmission:
http://www.allpar.com/mopar/transmissions.html
 
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