Tamiya 54219 77T TRF201 Low-Noise Spur Gear  [54219]

Tamiya 54219 - TRF201 48 Pitch Spur Gear - (77T) OP.1219 OP-1219
Price:
NZD$6.20
Brand:
Tamiya
Model:
54219
GTIN:
4950344542192
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Boost TRF201 Acceleration with Tamiya 54219

RC tuners working on a TRF201 will find the Tamiya 54219 48 Pitch Spur Gear (77T) a tidy upgrade to swap in place of the standard 79T. Its engineered tooth form reduces friction and helps the car pull stronger out of low-speed corners while keeping the gearset quieter.

Why the 77T Matters

Reducing the tooth count to 77T shortens the effective gearing, which improves acceleration and throttle response. The precise tooth geometry also delivers steadier engagement, reducing slippage under hard throttle and improving consistency lap after lap.

Fitting to Your TRF201

Designed for direct fitment to the Tamiya TRF201, this spur fits the stock spur hub arrangement and installs with standard hardware. Check gear mesh carefully after fitting and make small shim adjustments as needed for ideal contact.

Pinion choice depends on your motor and track; many drivers drop one or two teeth on the pinion from their 79T setup to restore top speed while keeping the improved acceleration.
Yes, the 77T performs well on both surfaces, though mesh and slipper settings may need fine tuning to suit the lower tooth count and different grip levels.
Inspect the gear after every few race sessions for signs of wear or chipping and clean any grit; prompt replacement will protect adjacent drivetrain parts.

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