Volvo S80 Transmission by year

YearTransmission
20168-speed automatic
20158-speed automatic or 6-speed automatic
20146-speed automatic
20136-speed automatic
20126-speed automatic
20116-speed automatic
20106-speed automatic
20096-speed automatic
20086-speed automatic
20076-speed automatic
20065-speed automatic
20055-speed automatic or 4-speed automatic
20045-speed automatic or 4-speed automatic
20034-speed automatic
20024-speed automatic
20014-speed automatic
20004-speed automatic

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