Thread: Top Speed
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Old 08-10-2011, 12:44 PM
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Dave31 Dave31 is offline
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Location: Old Pueblo,Arizona
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Default Re: Top Speed

Originally Posted by biknut View Post
It's easier to do it on paper, so to speak. All you need to do is measure the tire circumference. I use this website to do the calculation. The first link will give you the ratio, and the second link, the mph to rpm

Gear Ratios

Calculate MPH from RPMs
Yes, but it has a hour meter and I would like to know how many hours I ride a week.
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