SprocketCalculator.com

Motorcycle Sprocket Size/Ratio Calculator


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This easy online sprocket calculator will help you determine the effect that different sprockets will have on your motorbike and help you calculate the best sprocket sizes for your riding style.

Select current size of front and rear sprockets
as well as the new sizes.

FRONT REAR LINKS
CURRENT
NEW

Link count is approximate.
Make sure chain is long enough before you cut it.
FrontRearRatioTorqueSpeed
13T46T3.54 -4.3%+4.3%
13T47T3.62 -2.1%+2.1%
13T48T3.69
13T49T3.77+2.0% -2.0%
13T50T3.85+4.0% -4.0%
13T51T3.92+5.9% -5.9%
13T52T4.00+7.7% -7.7%


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