The Tamiya 51557 - SP.1557 TRF418 Spur Gear is intended for hobbyists who want a dependable spare for their TRF418. With 116 teeth, it helps keep a steady gear ratio and predictable throttle response when racing or practising.
Made specifically for the TRF418 chassis, this spur gear integrates with the stock drivetrain layout. Its accurate tooth spacing supports smooth engagement with compatible pinions to reduce vibration and drivetrain loss.
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