The R1 Concepts Geo-Carbon drilled-and-slotted rear rotor for Buick Allure (2010–2025) is described as a Geoperformance rear replacement rotor featuring a drilled and slotted surface. The product description lists Buick Allure rear application years alongside the rotor style, indicating it is intended as a rear rotor option for the specified vehicle range.
DFC 10-25 Buick Allure Rear Drilled & Slotted Geoperformance Rotors