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Unread 28-01-2011, 20:26
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wireties wireties is offline
Principal Engineer
AKA: Keith Buchanan
FRC #1296 (Full Metal Jackets)
Team Role: Mentor
 
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Re: Best amount of sprocket teeth

Make sure your chain catches at least 120 degreees of every sprocket. And in general tooth/diameter ratios of more than 3:1 are problematic.

Beyond that just choose sprockets that fit and give you the gear ratio to generate the required torque and/or speed.