Originally Posted by
Slaninar
Chain that is regularly properly cleaned lasts longer than one that is not. I see no reason to argue, nor prove that.
Chain for 10 speeds costs still (at least in my country) twice the price of an 8 speed chain. Gains from 2 extra gears are more than questionable IMO.
At as additional cost of $15 over 5000 miles I'll file that $0.003 per mile cost under "who cares".