http://www.cadillac.com/cadillacjsp/model/po_package.jsp?model=ctsv&trim=CTS-V&year=2009&package=&showAllStdOpt=all§ion=Powertrain
Gearbox
Standard
6-speed, rear-wheel drive, TREMEC® TR-6060 manual
Optional
6-speed, rear-wheel drive, electronically controlled, automatic overdrive transmission with torque converter clutch, Performance Algorithm Shifting and Driver Shift Control (DSC) for clutchless manual operation, includes steering wheel mounted paddle shifters