"Jay Honeck" writes:


Anyone know if it's possible for a brake to hang up and not release,
resulting in advanced wear like this? Or should I keep blaming Mary
for riding the (right) brake?


Yes. In cars, this is often caused by the caliper rusting.
That's caused by a) road salt b) water in the brake fluid.
Hence the recommendation to flush the fluid every 2 years.

I've read both the 'rotor runout' and seal material explanations
for retraction; I suspect there's some of each. In any case, with
no pressure/drag - i.e pads skipping along; there's very little if
any braking action.

The constricted hose IS a known problem if a rare one. I think
newer hoses/neopreme may have solved the issue.

Do NOT overlook master cylinder/pedal issues. One of those
old batttries wedged under the pedal and.......

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