Thread: Gearing chart?
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Old 06-01-09 | 09:28 AM
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umd
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From: Santa Barbara, CA

Bikes: Specialized Tarmac SL2, Specialized Tarmac SL, Giant TCR Composite, Specialized StumpJumper Expert HT

There is one on sheldon brown's site if you google for "bicycle gear calculator" it is one of the first results. Also, if you are just trying to find equivalent ratios you can divide chainring/cog such as 53/12 = 4.417 and 50/11 = 4.545
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