5-speed automatic transmission
7-speed automatic 7G-Tronic transmission
7-speed automatic 7G-Tronic transmission w/AMG speedshift enhancements
5-speed automatic transmission-inc: tap-up/down feature, driver shift control, down grade detection, performance algorithm liftfoot & shift stabilization
6-speed automatic transmission-inc: tap-up/down feature, driver shift control, down grade detection, performance algorithm liftfoot & shift stabilization