Quote:
Originally Posted by liam
I thought FDR was meant to be about 9.5 or something? If this has changed it would explain why people are using large pinions compared to the "old" days
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Depends what motor you are using. If you are running a 6.5 then and FDR of 9.5 is about right but slower & torquier 13.5T motors will use a higher ratio.