Originally Posted by
Harold K
Incorrect maintenance was part of the problem, I had been pressure washing my chain and sprockets at the coin operated car wash. the shop owner told me not to wash the sprockets because that forced water into the rear hub and shortened its life. He also recommended shifting to both small sprockets after riding to release tension on the derailleur spring.
Although I don't use a car wash sprayer, I spray with a hose -- I just
don't spray from the side of the bike. That is, after a ride I stand behind the bike, and spray with a strong stream, then go to the front and do the same.