Thread: 14/39 or 15/42
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Old 16-06-2020, 03:12 PM   #25
chris.p
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Check out the chart on the JT Sprockets web page.

http://www.jtsprockets.com/catalogue/model/s4230/

And there full chart

http://www.jtsprockets.com/fileadmin...tgearratio.pdf
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