The Brembo Rear GT big brake kit features a four‑piston rear caliper mated to a two‑piece 380×28 mm cast rotor with slotted Type‑3 face and yellow finish. Identified as an SS rear GT BBK, the description specifies rotor size, thickness and slotted pattern to provide the rear brake configuration listed for the applications named by the kit.
Brembo SS Rear GT BBK 4 Piston Cast 380x28 2pc Rotor Slotted Type-3- Yellow