Transmission Type by Car: CVT, Automatic or Manual / Mercedes-Benz / A-ClassMercedes-Benz A-Class Transmission by year YearTransmission20227-speed automated manual (dual-clutch)20217-speed automated manual (dual-clutch)20207-speed automated manual (dual-clutch) or 7-speed automatic20197-speed automatic Source: U.S. EPA / DOE fuel economy data (fueleconomy.gov).