Thread: 39t sprocket
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Old 03-09-2012, 09:20 AM
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T3beatz T3beatz is offline
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Join Date: Oct 2011
Location: St. Louis
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I meant to ask what was your external gear ratio? 13/31? or 16/39?

because I have the 13/40 internal with the 16/39 external, and 30 is my max. so if your gearing is longer than that that would explain that 43mph in the 300'.

T.J.
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T.J.
Yerfdog Spiderbox, Uni Type air filter with 6" intake, 130 jet, Orange no-rev limit cdi, Red coil, iridium plug, 1500rpm clutch springs, 1500rpm contra spring, 13g sliders, 22" rears, 21" fronts, aftermarket reverse installed, and Trailtech Vapor.
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