Alcon O.E. Replacement Front Rotor Rings for both CBA-R35 GTR. (US 2009-2011 -- RoW 2008-2010) 380mm x 34mm Crescent Grooved.
Unique crescent grooves on friction faces provide the bite usually associated with drilled discs without the attendant durability problems.
Directionally curved cooling vanes for optimum cooling performance
Alcon's floating disc system (as used in the majority of applications) has been designed to allow thermal expansion of the disc throughout it's life while minimizing the tendency to shudder.
This part is the Disc and fasteners ONLY.