Thread: Front Derailleur with more range why not?
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Old 01-23-23, 08:26 PM
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Frog Man
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25-622 Drive wheel.

34t Chainring for hill climbing and 70t chainring for a speed of 90km/h (56mph) at 110 cadence.

The vehicle should be able to go around 70mph.

https://www.gear-calculator.com/?GR=...N=KMH&DV=teeth

But that's beside the point.
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