3Racing 3RAC-PG6443 64 Pitch 43T Pinion Gear - Hardened 7075 Aluminium  [3RAC-PG6443]

3RACING 64 Pitch Pinion Gear 43T (7075 w/ Hard Coating) - 3RAC-PG6443
Price:
AUD$5.70
Brand:
3Racing
Model:
3RAC-PG6443
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Durable 64 Pitch Pinion for Track and Backyard Sessions

The 3Racing 3RAC-PG6443 43T pinion provides a tough, lightweight alternative to softer gears. Constructed from 7075 aluminium with a hard finish, this pinion is built to resist wear and keep tooth profile consistent during regular running. Its 43-tooth layout is tuned for steady power delivery and predictable acceleration.

Built to Withstand Regular Use

Using 7075 aluminium gives this pinion superior strength compared to common alloys while maintaining low mass for responsive motor behaviour. The hard coating helps protect the tooth surfaces from abrasion and deterioration, extending service intervals between replacements.

Reliable Mesh and Smooth Power Flow

The 64 pitch, 43T tooth count is engineered for precise meshing with compatible spurs, supporting controlled power transfer and stable top end. This configuration works well across a broad selection of 1/10 scale cars where 64 pitch gearing is specified.

The 7075 aluminium and hard coating increase resistance to wear, making it a reasonable choice for higher torque applications, but check your overall drivetrain layout for stress points.
If the spur is worn or not the correct pitch, replace it; a worn spur will accelerate pinion wear even if the pinion material is harder.
Regularly inspect tooth faces for pitting, ensure proper mesh and alignment, and keep the gearbox free of grit and debris to prolong life.

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