Well there are two choices with the 4092, 1730 and I think 1450. I was thinking 1730.
Are you planning to run 4s or 6s?
If you are running 4s you may even want a bigger pinion than those like an 18t. 1730KV on 4s (w/out a load and at full charge) has an RPM of approximately 25,604rpm. I run a 1900 on 4s (thats roughly 28,120rpm) with a 17t pinion to get me where I want to be.
If you go with 6s on that motor then you will have an approximate RPM of 38,406rpm that is about 36% faster and you will then probably want the smallest pinion you got like the 15t.
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