3Racing 3RAC-PG4831 Heavy Duty 31T Pinion 48 Pitch  [3RAC-PG4831]

3RACING 48 Pitch Pinion Gear 31T (7075 w/ Hard Coating) - 3RAC-PG4831
Price:
AUD$5.70
Brand:
3Racing
Model:
3RAC-PG4831
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Robust Pinion for Tough Conditions

The 3Racing 48 pitch 31 tooth pinion, model 3RAC-PG4831, is manufactured for RC users who expect durable parts. Constructed from 7075 aluminium and treated with a hard coating, it stands up to repeated stress and helps maintain consistent drivetrain behaviour.

Built to Withstand High Loads

7075 aluminium gives the pinion good tensile strength while the hard coating protects the teeth from accelerated wear. That combination helps preserve performance during extended sessions and rough running.

Simple Upgrade for Many Cars

This 31T 48 pitch pinion is compatible with a wide range of matching spurs and shafts, making it a straightforward upgrade when you need better longevity or a change in gearing ratio.

No special tooling is needed beyond standard hex keys and a motor spanner to secure the set screw and check mesh; just verify the shaft size and set screw position.
Gearing changes alter acceleration and top speed depending on spur size; swapping pinions is a common way to fine tune these characteristics for your track or terrain.
Keep the gear mesh correct, remove debris after off-road runs, and inspect teeth for any chips or flattening to avoid damaging the spur.

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