[mapleridge]

Originally Posted by cuco

I found the thread, you were right, the 135 rears need either a e-brake mod or a custom rotor.

http://www.e90post.com/forums/showth...=339956&page=2

I think this sums it up.

• 135i rear caliper will fit
• 135i rear rotor will not fit
• 135i brake pads will not fit as they were intended
• 3 series performance brake rotor can be purchased and possibly used with no mods other than drum
• brake drum modification needed