2017 Porsche 911 Carrera S
Transmission gear ratios, final drive data, and drivetrain specs for the 2017 Porsche 911 Carrera S.
US specification / 991.2
Sources & engine identity
- 2017 – 911 Carrera and Carrera S technical specificationsgear ratios, reverse, final drive, tires, RPM limit
Engine designation DCHA linked to ACES base vehicle 139915 via SEMA Data / FRSport. ACES identifies fitment; the factory references supply gearing and RPM.
Factory gearbox options
Stock manual / 7-speed / final drive 3.59
- Gear 1
- 3.910
- Gear 2
- 2.290
- Gear 3
- 1.580
- Gear 4
- 1.180
- Gear 5
- 0.940
- Gear 6
- 0.790
- Gear 7
- 0.620
- Reverse
- 3.550
Stock automatic / PDK / 7-speed / final drive 3.59
- Gear 1
- 3.910
- Gear 2
- 2.290
- Gear 3
- 1.580
- Gear 4
- 1.180
- Gear 5
- 0.940
- Gear 6
- 0.790
- Gear 7
- 0.620
- Reverse
- 3.550
Default transmission ratios
| Gear | Ratio | Overall | Step |
|---|---|---|---|
| 1 | 3.910 | 14.037 | - |
| 2 | 2.290 | 8.221 | 1.707 |
| 3 | 1.580 | 5.672 | 1.449 |
| 4 | 1.180 | 4.236 | 1.339 |
| 5 | 0.940 | 3.375 | 1.255 |
| 6 | 0.790 | 2.836 | 1.190 |
| 7 | 0.620 | 2.226 | 1.274 |
| R | 3.550 | 12.744 | - |
Overall = gear ratio × final drive. Step = previous ratio ÷ current ratio.
Final Drive: 3.59Overall Spread: 6.306