* 722.3 – 4-speed automatic transmission with electronic control, installed on models from 1995 to 1998.
* 722.4 – 5-speed automatic transmission with electronic control, installed on models from 1998 to 2002.
* 722.6 – 5-speed automatic transmission with electronic control, installed on models from 2000 to 2002.
Additional features:
* All automatic transmissions on the Mercedes W210 had a ‘Tiptronic’ mode, which allowed the driver to change gears manually.
* The ‘Tempomat’ (cruise control) function was also available on some models.
* The 722.6 transmission was more modern and had more complete electronic control, resulting in smoother gear changes and better fuel economy.