Listed below are the PPG gear ratios for the BRZ / FRS Transmissions. The chart calculates vehicle speeds based on the gear ratio, final drive ratio, and tire size. Changing to a taller or shorter final drive ratio can customize your overall gear ratios, specific to your application. This chart is just a guide, as other factors could affect your end result.
Note: These gears and final drives are available for sale HERE. We can also build / upgrade your transmission in-house.
| Gears | PPG Gear Ratios -- Final Drive 4.100:1 | OEM Gear Ratios -- Final Drive 4.100:1 | ||
| 1st Gear | 2.921 | 3.626 | ||
| 2nd Gear | 1.971 | 2.188 | ||
| 3rd Gear | 1.479 | 1.541 | ||
| 4th Gear | 1.183 | 1.213 | ||
| 5th Gear | 1.000 | 1.000 | ||
| 6th Gear | 0.876 | 0.767 | ||
| The following speeds are based on an OEM tire diameter of 24.62" | ||||
| 3000 RPM | 3000 RPM | |||
| 1st | 18mph | 15mph | ||
| 2nd | 27mph | 25mph | ||
| 3rd | 36mph | 35mph | ||
| 4th | 45mph | 44mph | ||
| 5th | 54mph | 54mph | ||
| 6th | 61mph | 70mph | ||
| 5000 RPM | 5000 RPM | |||
| 1st | 31mph | 25mph | ||
| 2nd | 45mph | 41mph | ||
| 3rd | 61mph | 58mph | ||
| 4th | 76mph | 74mph | ||
| 5th | 90mph | 89mph | ||
| 6th | 102mph | 117mph | ||
| 6000 RPM | 6000 RPM | |||
| 1st | 37mph | 30mph | ||
| 2nd | 55mph | 49mph | ||
| 3rd | 73mph | 70mph | ||
| 4th | 91mph | 88mph | ||
| 5th | 108mph | 107mph | ||
| 6th | 123mph | 140mph | ||
| 7000 RPM | 7000 RPM | |||
| 1st | 43mph | 35mph | ||
| 2nd | 64mph | 57mph | ||
| 3rd | 85mph | 81mph | ||
| 4th | 106mph | 103mph | ||
| 5th | 125mph | 125mph | ||
| 6th | 143mph | 163mph | ||
| 7500 RPM | 7500 RPM | |||
| 1st | 46mph | 37mph | ||
| 2nd | 68mph | 61mph | ||
| 3rd | 91mph | 87mph | ||
| 4th | 114mph | 111mph | ||
| 5th | 134mph | 134mph | ||
| 6th | 153mph | 175mph | ||
| 8000 RPM | 8000 RPM | |||
| 1st | 49mph | 39mph | ||
| 2nd | 73mph | 65mph | ||
| 3rd | 97mph | 93mph | ||
| 4th | 121mph | 118mph | ||
| 5th | 143mph | 143mph | ||
| 6th | 164mph | 186mph | ||
| 8500 RPM | 8500 RPM | |||
| 1st | 52mph | 42mph | ||
| 2nd | 77mph | 69mph | ||
| 3rd | 103mph | 99mph | ||
| 4th | 129mph | 125mph | ||
| 5th | 152mph | 152mph | ||
| 6th | 174mph | 198mph | ||
Question? Email us: sales@jackstransmissions.com
