Originally Posted by Emil
According to my dealership they are tecnically identical to the oem rotors.
BMW want to sell some new rotors everytime one changes to the sport pads
My dealership installed the sport pads without changing the rotors, so there should not be any problems in terms of warranty as well.
The combination of new sport pads on used oem rotors works perfectly in my case, I could not be happier.
Thanks for this info. I will likely be ordering these tomorrow.