Originally Posted by
davidad
I have found that cleaning my chain in an inexpensive ultrasonic cleaner has more than doubled it's life. The chains on my tourer and road bike have over 10,600 miles on them and show 1/32" wear in 12" of chain.
I use a home brew lube, but the main thing is cleaning the chain.
I think solvents leave grit. To get things really clean you need detergent and water. Ultrasound is the only way to get to the internals. Ed