I just put new pads on all rear brakes cause my right side bracket was bad, seems the pin seized up insideso I bought a new 1 and changed it. Now when going in reverse and forward 10 feet I hear a loud thud commin from that right rearside everytime I hit the brake n e ideas wat is causin this noise? Mabye its just cause there new idk

 

warped rotor

 

How long could I drive like that also when does the shocks/strutd need replacin cause I can feel bumps like crazy