In a message dated 8/6/03 1:06:19 AM Pacific Daylight Time, apgmaa@earthlink.net writes:
> I've usually replaced NR/SR chainrings every two to three years, and chains
> and freewheels/ cassettes every year. The 9 speed stuff wears a bit faster,
> so new chainrings every two years seem to be a necessity.
>
When I was riding a lot, I replaced chains every 3 months. That makes
freewheels and chainrings last years longer than they otherwise would.
Stevan Thomas
Alameda, CA