A2-318 GiroDisc Cadillac CT4-V Blackwing Rear Rotors
If you're pushing your CT4-V Blackwing like it was born for the Nürburgring (because it was), you already know your brakes take a beating. Enter the GiroDisc A2-318 Rear Rotors: the no-nonsense upgrade for serious drivers who want fade-free stops, lighter rotating mass, and the kind of confidence that makes late braking feel like a superpower. This is the track-day rear rotor setup your Cadillac deserves.
Features:
Two-Piece Floating Design: Reduces unsprung weight and improves heat dissipation — meaning better handling, quicker response, and less brake fade lap after lap.
Direct Bolt-On Fit: These rotors are designed specifically for the CT4-V Blackwing, requiring no modifications or adapters. Install, bed in, and go drive like you mean it.
High-Carbon Alloy Rings: Built from GiroDisc's proprietary high-carbon iron alloy to handle the intense heat generated under extreme braking conditions.
Anodized Aluminum Hats: Lightweight yet durable hats machined from 6061-T6 aluminum and anodized to resist corrosion and wear.
Slotted for Performance: Helps evacuate gas and debris from the pad surface to maintain consistent contact and bite — especially when you’re diving into high-speed corners.
Technical Specifications:
Part Number: A2-318
Fitment: 2022+ Cadillac CT4-V Blackwing (Rear Axle)
Material: High-carbon alloy rotor rings with 6061-T6 billet aluminum hats
Design: Slotted, two-piece floating rotor
Weight Savings: Significantly lighter than OEM rear rotors, reducing unsprung and rotational mass
FAQs: A2-318 GiroDisc Cadillac CT4-V Blackwing Rear Rotors
Are these rotors compatible with the stock Brembo calipers? Yes, they’re a direct bolt-on for your factory calipers. No adapters or spacers needed.
Do these rotors work well for daily driving too? Absolutely. While they’re built for performance, they’re totally street-friendly with no compromise on drivability or comfort.
How do these compare to OEM Cadillac rotors? GiroDisc rotors offer better cooling, are lighter, and allow for more aggressive braking without fade — perfect for track days or aggressive street driving.
Can I replace just the rotor rings later? Yes! That’s one of the best parts of the GiroDisc system — the hats are reusable, so when the rings wear out, just replace the friction ring and hardware.
Ready to upgrade the rear brakes on your CT4-V Blackwing to something that can truly keep up? The GiroDisc A2-318 Rear Rotors are engineered to handle real heat, real laps, and real performance driving. Grab a set now and unleash the full braking potential of your Cadillac.
