* 6-speed manual transmission: This was standard on the base LS trim and optional on the LT and LTZ trims.
* 6-speed automatic transmission: This was optional on the LS and LT trims and standard on the LTZ trim.
It's important to note that the specific transmission offered on a particular 2013 Sonic will depend on its trim level and the options chosen by the original owner. If you are looking to buy a used 2013 Sonic, be sure to check the vehicle's history report or contact the seller to confirm the transmission type.