Tuesday, July 9, 2013

What Causes Rotors to Glaze Partially Like This?

 Front driver side

Front passenger side

Does anyone know what causes rotors to glaze partially like this? These are BMW Z4 M Coupe factory rotors, floating design, running Hawk DTC 60 race pads, dual driver car at the autocross on a very hot (100 F) day. Pads had already been bedded to the rotors and both have a total of 4 track days.