The R1 Concepts Geo-Carbon drilled and slotted brake rotor for 2021–2025 Audi Q4 e-tron (front right) is a replacement rotor with drilled holes, machined slots and a Geo-Carbon finish. It is specified for the right-front position on the listed Q4 e-tron model years and provides the drilled-and-slotted rotor profile identified in the product description for that application.
R1 21-25 Audi Q4 E-Tron Front Right Drilled & Slotted Geo-Carbon Rotor