Here you can calculate: bicycle gear ratios; speed at cadence in a range of gears;
cadence needed for a given speed in a range of gears; and meters of development.

The original calculator page is here.

Bicycle gear size and cadence/speed calculator

Wheel size: + tyre dia.  other in. [add 'mm' if required]

Front: Rear: mph kph

Note: all tables feature crosshairs as an aid to navigation.

Saving tables as an Excel spreadsheet 

Click the button to display an unadorned page with all tables.
Then choose File - Save As from the browser menu.
Open the file in Excel (File - Open).
Excel does a very good job of converting .htm, .mht, etc. files to spreadsheets.

©2006– Roy Walter. All rights reserved.

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