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Motorcycle Sprocket Size/Ratio Calculator


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Yamaha WR400F (1998-2002)

FrontRearChainLinks
Yamaha WR400F (1998-2002)1450520114
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
14T48T3.43 -4.2%+4.2%
14T49T3.50 -2.0%+2.0%
14T50T3.57
14T51T3.64+2.0% -2.0%
14T52T3.71+3.8% -3.8%
14T53T3.79+5.7% -5.7%
14T54T3.86+7.4% -7.4%



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