Upgrade your transmission for smoother, shorter shifts with this close ratio mainshaft gear set. ⚙️
Designed for street riding, close ratio gears reduce RPM drop between shifts to keep the engine in its powerband.
Includes a 26-tooth gear and an 18-tooth gear to achieve the tighter ratios riders expect.
Precision-machined for reliable engagement and consistent performance under everyday riding conditions.
This product fits the following vehicles. Use the filters below to narrow down the list if needed.
| Manufacturer | Model | Family | Year | Notes |
|---|---|---|---|---|
| Harley Davidson | Sportster | Sportster | 1985 | |
| Harley Davidson | Sportster | Sportster | 1984 | Fits Late 1984. |
| Harley Davidson | Sportster | Sportster | 1986 | |
| Harley Davidson | Sportster | Sportster | 1987 | |
| Harley Davidson | Sportster | Sportster | 1988 | |
| Harley Davidson | Sportster | Sportster | 1989 | |
| Harley Davidson | Sportster | Sportster | 1990 | |
| Harley Davidson | Sportster | Sportster | 1986 | |
| Harley Davidson | Sportster | Sportster | 1987 | |
| Harley Davidson | Sportster Hugger | Sportster | 1988 | |
| Harley Davidson | Sportster Hugger | Sportster | 1989 | |
| Harley Davidson | Sportster | Sportster | 1990 | |
| Harley Davidson | Roadster | Sportster | 1985 | |
| Harley Davidson | Roadster | Sportster | 1984 | Fits Late 1984. |
| Harley Davidson | Sportster | Sportster | 1985 | |
| Harley Davidson | Sportster | Sportster | 1984 | Fits Late 1984. |
| Harley Davidson | Sportster | 1984 | Fits Late 1984. |
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