Audi S6 Transmission by year

YearTransmission
20258-speed automatic
20248-speed automatic
20238-speed automatic
20228-speed automatic
20218-speed automatic
20208-speed automatic
20187-speed automated manual (dual-clutch)
20177-speed automated manual (dual-clutch)
20167-speed automated manual (dual-clutch)
20157-speed automated manual (dual-clutch)
20147-speed automated manual (dual-clutch)
20137-speed automated manual (dual-clutch)
20116-speed automatic
20106-speed automatic
20096-speed automatic
20086-speed automatic
20076-speed automatic
20035-speed automatic
20025-speed automatic

Source: U.S. EPA / DOE fuel economy data (fueleconomy.gov).