Thread: Yerf 3202 back to life and upgrades
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  #64  
Old 11-02-2011, 05:31 PM
speedshopmike speedshopmike is offline
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Join Date: Oct 2011
Location: uranus
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jetasen, the larger the driven pulley (or sprocket, or gear) the better it is for climbing.
in other words, you'll be turning more rpm at the same speed but have greater mechanical advantage.