The R1 Concepts Geo-Carbon drilled-and-slotted brake rotor is listed for the rear left position on 2015–2023 Ford Mustang models. The Geo-Carbon drilled-and-slotted face denotes the rotor pattern and styling, and the description specifies rear-left fitment and model years so buyers can match this drilled-and-slotted rotor to the correct Mustang axle and year range with confidence.
R1 15-23 Ford Mustang Rear Left Drilled & Slotted Geo-Carbon Rotor