Transmission Type by Car: CVT, Automatic or Manual / Mercedes-Benz / R-ClassMercedes-Benz R-Class Transmission by year YearTransmission20137-speed automatic20127-speed automatic20117-speed automatic20107-speed automatic20097-speed automatic20087-speed automatic20077-speed automatic20067-speed automatic Source: U.S. EPA / DOE fuel economy data (fueleconomy.gov).