[metrickid]

Originally Posted by sootyvrs

The M Performance brake system uses a larger disc so not the same as the replacement discs for the std. braking system. That one is for use with the upgraded brakes (even though they use same calipers but in red, orange or yellow)

These are the ones you need for F22 M235i for replacing the original ones

http://www.realoem.com/bmw/showparts...49&hg=34&fg=07

http://www.realoem.com/bmw/showparts...70&hg=34&fg=12

This is the BMW M Performance braking system with the larger discs and replacement calipers

http://www.realoem.com/bmw/showparts...89&hg=34&fg=95

They are the correct discs, I don't know what you are getting at. The URL's clearly states what vehicles they fit on and you fill in your VIN-number so they will send exactly the disc you need.

Originally Posted by Leebmann24

1er F20/F21: M135i und M135i xDrive Fahrzeuge mit Serienbremse