XR400R Calculate Speed/RPM for Tire Size

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4Strokes
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XR400R Calculate Speed/RPM for Tire Size

Postby 4Strokes » Fri Jun 17, 2016 9:34 pm

Calculate speed vs RPM for various tire and sprocket sizes. -Bob Bendt

This Excel spreadsheet calculates speed vs RPM for various tire changes and sprocket changes on XR400R's only. This spreadsheet will not work for Honda power up kits due to changes in primary gearing.

rpmvsmph.xls
XR400R Speed & RPM Calculator
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