Thread: If I swap out cassettes, should I shorten the chain?
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Old 10-17-14, 08:05 AM
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bradtx
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rpecot, Your low gear with a 25T would be ~35 GI. I've rode all around the Katy area with a ~48 GI low. For us the best gearing is a scheme with close ratios to deal with the wind, in particular during the afternoon.

Brad
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