Originally Posted by spinerguy
~~ Back to your original question, it is recommended to replace chain about every 1K miles, so I'd say it's a bit due.
Huh?
Chain replacement is indicated (as quoted by Nessism) when measuring shows >= 1/16th inch wear (sometimes called "stretch"). There are far too many variables to simply tie a mileage figure to this. I routinely get well over 5,000 miles out of a chain. YMMV.