The Serpent 904103 19T pinion is made to improve drivetrain consistency on the 966-E chassis. Its precision teeth help deliver steady engagement and longer service life for regular track use or race prep.
This 19-tooth pinion balances speed and pulling power, making it a go-to choice for drivers who want predictable throttle response without drastic gearing changes.
The 19T pinion fits standard setups within the 966-E family, allowing quick replacement or upgrades. Confirm bore and pitch compatibility with your spur gear and motor mount before final assembly.
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