Description
A worn or damaged main drive gear compromises your motorcycle’s power delivery and can lead to costly secondary damage to your transmission. The EASTERN MOTORCYCLE PARTS Main Drive Gear 42-0100 is a precision OEM replacement that restores factory performance and reliability. Whether you’re addressing a mechanical failure or rebuilding your transmission, this component ensures smooth engagement and consistent gear ratios.
- OEM replacement component
- Direct factory fitment
- Precision-machined construction
- MPN: 42-0100
- Bolt-on installation
- High-strength steel
- Full warranty coverage
- Verified motorcycle-specific fitment






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