Upgrade your CRF110’s performance with the TB parts Lightened Primary Gear, engineered specifically for full manual applications. This gear eliminates the OEM centrifugal clutch, reducing rotating mass and freeing up horsepower for quicker revs and improved throttle response.
Key Features:
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2.83 lbs Lighter Than OEM Assembly: Significant weight reduction for faster engine revving and improved acceleration.
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Full Manual Conversion Only: Deletes the OEM centrifugal clutch—designed exclusively for use with manual clutch setups.
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Bolt-On Performance Upgrade: Hardware Included
 
Transform your CRF110 into a snappier, race-ready machine with this performance-driven upgrade.
Full Manual Conversion Only: Deletes the OEM centrifugal clutch—designed exclusively for use with manual clutch setups.