The Yokomo PG-4838A is a hard coated aluminium 38 tooth pinion aimed at racers and tuners seeking lighter drivetrain parts. Its construction reduces rotating mass while keeping solid tooth strength for track use.
Built to the 48 pitch specification, this pinion mates accurately with matching spur gears, making ratio changes straightforward and reliable for both practice and competition setups.
The hard coating on aluminium pinions like the PG-4838A adds wear resistance to help the gear last longer under frequent running, while the lighter material helps preserve motor torque for acceleration.
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