Originally Posted by DakarM
if they are warped you should be able to get the sensation at all speed (pretty much).
well the vibrating is only felt at higher speeds. but at other times, the brake pedal feels very mushy and harsh. and at time, during a complete stop, i can hear some metallic grinding sounds. i still have a lot of pad left, but the rotor surface looks a little funny. here let me take a pic.