The Brembo rear GT big brake kit for 2011–2018 Porsche Cayenne S/GTS supplies a rear configuration with four-piston cast calipers and two-piece 380x28 mm rotors. These rotors are slotted Type 1 and finished in yellow per the listing. The description highlights rotor size, two-piece construction and piston count to outline the rear kit components.
Brembo 11-18 Cayenne/S/GTS Rear GT BBK 4 Piston Cast 380x28 2pc Rotor Slotted Type1-Yellow