Front pulley
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Joined: Jun 2007
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From: Bedford UK
IMHO dropping one tooth won't give much improvement. On my older bike I dropped two teeth, from 32T to 30T, but that did require a shorter belt. With 30T your revs will rise from say 2,500rpm to 2,500 x 32/30 = 2,666rpm, whereas with a 31T the revs will only rise to 2,500 *32/31 = 2,580rpm.
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Joined: Aug 2017
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From: Coal grove ohio 45638
IMHO dropping one tooth won't give much improvement. On my older bike I dropped two teeth, from 32T to 30T, but that did require a shorter belt. With 30T your revs will rise from say 2,500rpm to 2,500 x 32/30 = 2,666rpm, whereas with a 31T the revs will only rise to 2,500 *32/31 = 2,580rpm.
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