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Old 09-21-14 | 12:01 AM
  #10  
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ThermionicScott
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Bikes: 1991 Bianchi Eros, 1964 Armstrong, 1988 Diamondback Ascent, 1988 Bianchi Premio, 1987 Bianchi Sport SX, 1980s Raleigh mixte (hers), All-City Space Horse (hers)

Originally Posted by bobbyl1966
Wich one is better. and make the bike go faster. Biopace crank 52/42 or crank 53/39. The 52 tooth crank is much slower than 53 tooth crank. In both cranks used same cassete
Neither of them. The rider makes the bike go fast, not the gears. Give it up and ride your bike more.
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