A lightweight anodised aluminium motor pinion pack made for Kyosho motorcycle applications, shipped as a 3pcs set for quick gear swaps. Each pinion has a different tooth count so you can alter the final drive without touching the spur gear, keeping rotational inertia predictable.
Fitment is straightforward on Kyosho motorcycle motor shafts that accept these pinion sizes. Use the supplied 11T, 12T and 13T gears to soften or sharpen throttle response during setup runs, and always check motor and ESC temperature after changes. This set is intended for tuning and replacement only.
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