* A 6-speed manual transmission: This was a standard offering on many models.
* A 4-speed automatic transmission: This was available on some models, particularly those with the smaller engine.
* A 5-speed automatic transmission: This was also available, depending on the engine and trim.
To know the exact transmission in a specific 2012 Jeep Wrangler, you'd need to check the vehicle's documentation (owner's manual or sticker on the doorjamb) or the vehicle identification number (VIN).