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Old 08-10-13 | 06:55 AM
  #11  
johndeere
F.A.I.C.G
 
Joined: Jul 2005
Posts: 66
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From: Saint Paul, MN

Bikes: 1974ish John Deere black men's road bike, Aluminum MTB for Winter

50% sounds about right. But then I'm going from a road bike with smoothish tires at 110 psi to a MTB with knobbies at 65 psi, even on the dry pavement there is a speed reduction.
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