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The R1 Concepts slotted brake rotor is a black-finished slotted rotor for Porsche 911 (1999–2021), specified for the rear left position. It provides the replacement braking surface for that wheel location and is intended for use when replacing worn or corroded rotors. The slotted face and finish match the cataloged fitment so owners can perform like-for-like rotor maintenance on these models.
R1 99-21 Porsche 911 Rear Left Slotted Black Brake Rotor
