repairs

Hello all I’m hoping someone can help. I changed my back tire out and now I have no rear brake. It’s almost as if the piston is not backing off of the caliper. I’ve bled the brakes to verify fluid and pressure but still no luck only when I first start out I have light brakes but after a couple...

So after much abuse of the search engine here in the forums AND on Google, I figured that I would post this question. Does anyone know of any GREAT mechanics here in Maryland? I don't mind traveling to the right guy. I have a bad chain break at high speeds. My 07 Busa has been sitting since...