Serpent SER120150 12T 48P Aluminium Motor Pinion  [SER120150]

Serpent SER120150 Motor-pinion Aluminium Hard 48P / 12T
Price:
£8.68
Brand:
Serpent
Model:
SER120150
Condition:
Brand New
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Durable 12T pinion for reliable drive

The Serpent SER120150 pinion is a 12-tooth aluminium gear cut to 48P standards, made to deliver steady power transfer in RC cars. It is intended for hobbyists who need dependable gearing without excess mass.

What aluminium brings to the drivetrain

Aluminium pinions such as the Serpent 12T offer a good compromise between lightness and toughness, helping reduce rotational inertia and supporting snappier throttle response in many vehicle types.

Installation notes and fitment

This motor pinion fits a broad selection of motors designed for 48P gears and is straightforward to fit. Check the motor shaft and secure the set screw to ensure a proper, lasting fit.

The effect depends on the spur gear size and motor. Generally, fewer pinion teeth reduce torque and can increase top speed, but you should test ratios to find the best balance for your setup.
Keep the pinion free of grit, check the teeth after runs, and ensure the grub screw is torqued correctly. Regular inspection prevents damage to the mating spur gear.
Aluminium offers lighter weight and easier swapping, while steel is tougher for high-stress or abuse-prone applications. Choose based on your driving style and maintenance preferences.

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