Motorcycle Gearing Calculator - RPM to Speed - Shift Tracer - Sprocket and Tire Comparison
Enter gear ratios, primary ratio, sprocket sizes and tyre diameter, then drag RPM
slider to calculate speed from RPM.
Drag Max RPM
slider to adjust the range of the RPM and Speedo Gauges.
Enter Shift at
RPM, select gear to shift to and hit Shift and Trace
to run up through the gears
recording shift point RPM and KPH/MPH.
Check Compare Sprockets
and enter alternate sprockets to compare. The speedometer will display 1 needle for each sprocket set.
Or run Shift and Trace then hit Copy Diagrams
to copy diagrams to page footer, edit and repeat to compare multiple combinations.
If you're cutting blocks, concrete, stone or ANYTHING
and there's DUST - DON'T TAKE THE RISK
Don't cut it, or cut it wet so there's NO DUST
- Silicosis Sucks
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