Thread: Noise on steep uphill/downhill, trying to isolate the issue
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Old 07-26-15 | 07:31 AM
  #5  
FBinNY
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From: New Rochelle, NY

Bikes: too many bikes from 1967 10s (5x2)Frejus to a Sumitomo Ti/Chorus aluminum 10s (10x2), plus one non-susp mtn bike I use as my commuter

Odds are you're feeling he effects of chordal action, made more noticeable by load, and compounded by the wear condition of the chain and sprockets.

Simple rule --- chain drive is not perfect, and will always generate vibration and noise, especially when under high load.
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