zinc coating does rub off but it takes a while... and it only really comes off the contact area so the rest of the rotor stays clean. so long as you keep the brake dust off with regular washing. brake dust eats evarything!!!
-Matt
"Pain heals, chicks dig scars, and glory lasts forever!"
will do/pay just about anything for the following parts:
CF sunroof glass replacement
OEM CF trunk
Non OEM style cf or fiberglass hood not the cf1 design
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