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Capo · 31-03-2011, 07:58 PM

Its not pitch which is defined as the distance between the pins and is the same for the 520 and 525 chains, the difference is in the width.

I run a 520 chain on an alloy rear sprocket, with 138hp, no problems.

31-03-2011, 07:58 PM	#6
Capo You Are What You Is Join Date: May 2005 Location: A Foward Location Bike: S4r Posts: 1,948	Its not pitch which is defined as the distance between the pins and is the same for the 520 and 525 chains, the difference is in the width. I run a 520 chain on an alloy rear sprocket, with 138hp, no problems.