2020-2026+ Cadillac CT5 Carbon Ceramic Big Brake Kit — Brembo GT6 6-Piston SL-Class Your factory parking-brake switch and

Your factory parking-brake switch and function are preserved while you gain rear-axle thermal capacity from a real big-brake caliper

An untuned cold carbon-ceramic disc bites less than cold iron

That is normal material behavior

still leave a bit of extra following distance until the system takes heat

Because the front factory calipers on the GT500

2020-2026+ Cadillac CT5 Carbon Ceramic Big Brake Kit — Brembo GT6 6-Piston SL-Class Your factory parking-brake switch andReal Customer Builds & Reviews View All Will This Fit My Car? Full Upgrade CCB Big Brake Kits (With Calipers) for the 2020 2026+ Cadillac CT5. This page's exact brake setup: Model Years Front Setup Rear Setup Min. Wheel Size 2020 2026+ Option 1: Brembo OEM Cadillac CTS V 6 Piston Caliper 380 mm rotor Option 2: Brembo GT M6 6 Piston Caliper 380 mm rotor Option 3: Brembo GT S6 6 Piston Caliper 380 mm rotor Option 1: Brembo OEM Cadillac CTS V 4 Piston