The R1 Concepts Geo-Carbon drilled and slotted brake rotor for 2019–2020 Cadillac CT6 (rear left) is a replacement rotor carrying the Geo‑Carbon drilled-and-slotted surface described in the product title. It is intended for the rear left wheel position on those CT6 model years; confirm your vehicle year and wheel side to ensure correct fitment for rotor replacement.
R1 19-20 Cadillac Ct6 Rear Left Drilled & Slotted Geo-Carbon Rotor