The Brembo rear GT big brake kit for 2019+ 330i applications combines a four‑piston cast caliper with a 380×28 mm two‑piece slotted rotor, Type‑3, in black. Offered as a rear brake upgrade, the kit supplies larger caliper hardware and a two‑piece slotted rotor configuration specifically specified for 330i rear fitment and finished in black for a unified look.
Brembo 19+ 330i Rear GT BBK 4 Piston Cast 380x28 2pc Rotor Slotted Type3-Black