Senior Member
Join Date: Feb 2012
Location: Rochester, NY
Posts: 18,071
Bikes: Stewart S&S coupled sport tourer, Stewart Sunday light, Stewart Commuting, Stewart Touring, Co Motion Tandem, Stewart 3-Spd, Stewart Track, Fuji Finest, Mongoose Tomac ATB, GT Bravado ATB, JCP Folder, Stewart 650B ATB
Mentioned: 0 Post(s)
Tagged: 0 Thread(s)
Quoted: 4199 Post(s)
Originally Posted by
Abu Mahendra
Chordal action can be increased/decreased by chainline. Putting a spacer in the BB, bringing the chainline a bit outwards helped to reduce the vibration in my bike, though not completely eliminate it.
Not sure this is true since chordal action is an issue of tooth count and power pulses. How the chain feeds off the cog isn't an aspect of chordal action. But really poor chain angle will induce some amount of roughness rhythmic with each tooth/link release. Andy
__________________
AndrewRStewart