Porsche 911 (997) Transmission Codes
The transmission number code is found on the transmission data plate.
| Code | Transmission | Model years |
| A97.01 | 5-speed Tiptronic Carrera/S | 2005, 2006, 2007, 2008 |
| A97.31 | 5-speed Tiptronic Carrera 4/4S | 2006, 2007, 2008 |
| A97.50 | 5-speed Tiptronic Turbo 3.6 | 2007, 2008, 2009 |
| CG1.00 | 7-speed PDK Carrera/S mk2 | 2009, 2010, 2011, 2012 |
| CG1.30 | 7-speed PDK Carrera 4/4S mk2 | 2009, 2010, 2011, 2012 |
| CG1.50 | 7-speed PDK Turbo 3.8 incl. Turbo S from MY2011 | 2010, 2011, 2012, 2013 |
| G97.01 | 6-speed manual Carrera/S mk1 | 2005, 2006, 2007, 2008 |
| G97.05 | 6-speed manual Carrera/S mk2 | 2009, 2010, 2011, 2012 |
| G97.31 | 6-speed manual Carrera 4/4S mk1 | 2006, 2007, 2008 |
| G97.35 | 6-speed manual Carrera 4/4S mk2 | 2009, 2010, 2011, 2012 |
| G97.50 | 6-speed manual Turbo 3.6 | 2007, 2008, 2009 |
| G97.55 | 6-speed manual Turbo 3.8 | 2010, 2011, 2012, 2013 |
| G97.88 | 6-speed manual GT2, GT2 RS | 2008, 2009, 2011 |
| G97.90 | 6-speed manual GT3 3.6, GT3 RS 3.6, GT3 3.8 | 2007, 2008, 2009, 2010, 2011 |
| G97.92 | 6-speed manual GT3 RS 3.8, GT3 RS 4.0 | 2010, 2011 |
