Brembo left-hand drilled replacement rotor ring sized 412x38mm, specified as a direct replacement component for part number 1Q1.9631A2. This drilled rotor ring is intended for two-piece rotor systems where the ring can be replaced independently from the hat, providing the specified diameter and thickness for repair or rotor refresh on compatible applications.
Brembo 412x38mm LH Drilled Replacement Rotor Ring (For 1Q1.9631A2)