5-speed automatic transmission w/OD-inc: dynamic shift programming (DSP), hill detection capability, "Tiptronic" gear selector, sport-mode setting
5-speed driver-adaptive automatic transmission-inc: "comfort" mode, Touch Shift
7-speed driver-adaptive automatic transmission-inc: "comfort" mode, Touch Shift
AMG-enhanced 5-speed driver-adaptive automatic transmission-inc: fingertip manual mode w/steering wheel controls
AMG SpeedShift transmission programming-inc: 35% faster gear changes, automatic braking downshifts, prevention of upshifts while cornering, torque converter lockup in all forward gears