Old 04-14-14, 07:23 AM
  #5  
prime winner
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Join Date: Apr 2014
Location: North East Florida
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Bikes: Trek Verve 2

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I know the thinner, smoother tires have a big effect, but also the crank difference as well right? I see that the 7.2 has a 48/38/28 crank, while my MTB has a 42/32/22 crank.
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