Serpent 120137 64P 50T Hard Aluminium Pinion Gear - Durable Performance  [SER120137]

Serpent SER120137 Motor-pinion Aluminium Hard 64P / 50T
Price:
AUD$24.44
Brand:
Serpent
Model:
SER120137
Condition:
Brand New
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Durable Hard Aluminium Pinion

The Serpent 120137 motor pinion gear uses hard aluminium construction to keep tooth profiles stable under load. With a 64 pitch and 50 teeth, it supports efficient torque transfer and reduced tooth deterioration, making it suitable for both competitive outings and tougher backyard sessions.

Yes, the 64P 50T profile works for a wide range of models. Choose matching spur gear and final ratio for the surface and motor you plan to run.
Look for rounding, burrs, or missing teeth after heavy use. Any noticeable noise increase or inconsistent power delivery can also signal replacement time.
Basic pinion tools like a small hex driver and roloc or fine file for light deburring are usually enough. Ensure the set screw is tightened to the correct torque so the pinion stays put.

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