SprocketCalculator.com

Motorcycle Sprocket Size/Ratio Calculator


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BMW S1000 RR9 (2009-2011)

FrontRearChainLinks
BMW S1000 RR9 (2009-2011)1744525118
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
17T42T2.47 -4.8%+4.8%
17T43T2.53 -2.3%+2.3%
17T44T2.59
17T45T2.65+2.2% -2.2%
17T46T2.71+4.3% -4.3%
17T47T2.76+6.4% -6.4%
17T48T2.82+8.3% -8.3%



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