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Old 07-22-2015, 08:32 PM
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leo leo is offline
Motorized Bicycle Elite Member
Join Date: Jul 2015
Location: southern wv
Posts: 229
Default Re: rim size and torque/speed

Originally Posted by wret View Post
The final drive ratio is affected by the circumference of the drive wheel (2 x pi x radius). A 26" wheel has about 81.7" circumference and a 29" a 91.7" circumference, which is a 12% difference. Of course the other components (sprockets) could be adjusted to make the final drive ratios equal.
so, because of the difference in circumference, a 26" would have approximately 12% more low end pull than a 29" assuming all other components are equal?
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