rear brake sometimes refused to release after braking
hard, so I was avoiding using it at all. Not good!
The big banana
brakes have only one piston, and the whole caliper is
supposed to slide on 2 pins to connect the other brakepad
to the disc. When the pins and bushings wear out, as they
had on this bike, the piston can get jammed in the bore
of the caliper causing everything to get extremely hot
and making the bike impossible to move until everything
cools down again.
I used a bolt
and a rear chaintensioner of my bike to do make an improvised
press, pressing the old bushings out with the new bushings.
I installed new pins and put some copper grease on the