SprocketCalculator.com

Motorcycle Sprocket Size/Ratio Calculator


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Honda CRF250R (2011-2017)

FrontRearChainLinks
Honda CRF250R (2011-2017)1349520116
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
13T47T3.62 -4.3%+4.3%
13T48T3.69 -2.1%+2.1%
13T49T3.77
13T50T3.85+2.0% -2.0%
13T51T3.92+3.9% -3.9%
13T52T4.00+5.8% -5.8%
13T53T4.08+7.5% -7.5%



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