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Old 07-12-18, 07:10 PM
  #59  
OneIsAllYouNeed
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Join Date: Dec 2006
Location: Seacoast, NH
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Bikes: Chinook travel/gravel/family tandem, Chinook all-road, Motobecane fatbike

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Originally Posted by 124Spider
Simple question: My wife is 5'4" tall, with proportional legs. She has a 175 crank on her single bike, and a 170 crank on the tandem.

Would replacing the 170 on the tandem, with something shorter, perhaps help her spin faster (and perhaps help with limiting body movement when pedaling fast)?
Yes and yes. Independent testing supports that.
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