* 3-speed automatic (36RH/46RH): This was a common transmission, particularly with smaller engines.
* 4-speed automatic (47RE): More common with larger engines and higher trim levels.
To know for sure which transmission is in a specific 1997 Dodge Ram 1500, you need to check the vehicle's identification number (VIN) or look at the transmission itself (often stamped with a code). The owner's manual will also specify the transmission.