Quote:
Originally Posted by ResIpsaLoquitur
I still do not think this is normal for such a new car. Surface rust over the swept area, yes. But not this. Even my previous M5 with the same rotors, I didn’t have this after ~29K miles and ~31 months of ownership.
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Depends on use. You get these **ckers hot and they rust like crazy. ALL of my metal rotors have rusted like this. I’ll try to grab a pic of my old 2018 rotor I’m keeping around.
Shawn