No, the computers are not interchangeable.
If you are asking about rear axle gears, no. The XJ has a corporate axle and the ZJ has a Dana axle.
1994, 1996, and 1997
1997-2003
No they are not the same transmissions they will not mount to the motors properly but you can buy adapter kits to make them fit, here is the problem you have to make sure that the wiring harnesses will interchange 97 - 01 it is a long shot in the dark.
How do you change the orifice tube on 1997 grand Cherokee jeep with 5.2 v/8
Yes!
It will bolt up, but it will not shift. 1997 is electric, 1994 is hydraulic
The engine computer is the voltage regulator in a 1997 Jeep Grand Cherokee.
A 1997 Jeep Grand Cherokee has one ignition coil.
NoNo
1997 - 2003