* AX-15 5-speed manual: This was a very popular choice.
* AW-4 4-speed automatic: Less common than the manual, but still available.
To know for sure which transmission is in a *specific* 2000 Jeep Wrangler, you'd need to check the vehicle's documentation (owner's manual or build sheet) or look at the transmission itself (though identifying it visually requires some knowledge).
