- Cadillac ATS with 321mm front discs (2013-2019) - Cadillac CT4-V (2020-2022)
DISC DIAMETER: 321mm OEM Part Number 13585030 PowerStop AR82161XPR
Specifications: - Premium quality brake disc rotors by PowerStop Evolution. - Drilled and slotted discs for maximum cooling. - Silver GEOMET 360 premium plated for maximum protection against rust and corrosion. - 100% mill balanced rotors (ready to fit without prior disc machining). - For smooth, quiet, safe and strong braking performance.
