Thread: b4.1 gear ratio chart
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Old 27-02-2011
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jampat2004 jampat2004 is offline
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Join Date: Sep 2010
Location: barnoldswick on the lancashire yorkshire border
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Default b4.1 gear ratio chart
hi all
can anyone let me know if there is a gear ratio chart a round for the b4.1 then i can get my gearing correct am having a few x12 motor over heating problems on tight indoor tracks.
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