Re: Call me a tard but

Graham Motzing /
grahammotzing
May 28, 2008 01:02AM
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well, you take your current speed and multiply it by the current ratio of gears to get the base speed (in mph of wheel at countershaft) then multiply that by the new ratio:

current front New front

_____________ X ____________ = New speed at same rpm.

current rear New rear

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