The R1 Concepts Geo-Carbon drilled and slotted brake rotor for 2020–2026 Ford Mustang (rear left) is listed as a position-specific replacement rotor featuring drilled and slotted braking surfaces and Geo-Carbon finish. The listing specifies the rear-left position and the Mustang model-year range so shoppers can confirm compatibility; verify fitment against your Mustang before ordering to ensure proper application.
R1 20-26 Ford Mustang Rear Left Drilled & Slotted Geo-Carbon Rotor