The R1 Concepts drilled-and-slotted black brake rotor for the rear left of 2021–2025 Tesla Model X is a replacement rotor matched to that application. The drilled-and-slotted rotor face and black finish align with the listed fitment, providing a like-for-like replacement when servicing or renewing the rear-left braking surface on supported Model X model years.
R1 2021-2025 Tesla Model X Rear Left Drilled & Slotted Black Brake Rotor