Gearkits
Subaru STI
- Straight cut gears
- Dog engagement
- Homologated FIA Group N ratios
Subaru STI 5-Speed Gearkit
The Subaru STI gearkit is a complete dog engaged straight-cut 5-speed gearkit with a homologated FIA Group N ratio set. This kit, which is available for N10, N11, N12 & N14, requires a minor casing modification to fit the OEM gearbox housings. Optionally, the OEM front differential can be replaced by a Drenth Gearboxes Limited Slip Differential.
- Mechanical plate type Limited Slip Differential
Gear Ratio Chart
| Layshaft Ratios | Gear Ratios | Final Drive Ratios | |||
|---|---|---|---|---|---|
| 1st | 2nd | 3rd | 4th | 5th | |
| 3.333 | 2.385 | 1.750 | 1.333 | 1.040 | |