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Old 03-21-18 | 04:03 PM
  #6  
fietsbob
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Joined: Jun 2010
Posts: 43,586
Likes: 1,380
From: NW,Oregon Coast

Bikes: 8

A Mid Drive replaces the crankset.. that provides more power for hills, shifting to low in back.


My LBS does Mid Drive Retrofits for about $1500, 350w motor.. Customers often hunters , modifying mountain bikes..
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