Originally Posted by
JoelS
Additionally, it depends on the weather you're riding in and the crap on the roads. You can wear through a rim quick if you get bits of debris in your break pads.
+1. I'm only 250 pounds and I got less than 6000 miles from my last rim. Lots of wet, slushy, sandy/cinder-y weather last winter, and lots of hard downhill braking.