R/C Tech Forums - View Single Post - U.S. Vintage Trans-Am Racing Part 2

01-28-2015, 11:45 AM

#8480

RussF

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Quote:

Originally Posted by quickta

what is the formula for the FDR - Final Drive Ratio

Theres also a free app called RC CAR GEARING that you can plug in your specs and it figures it for you.

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