The Brembo GT rear big brake kit for 2005–2011 G55 and 2012–2018 G63/G65 AMG models installs as a rear upgrade with four-piston cast calipers and two-piece 380 x 28 mm Type 1 slotted rotors in black. It’s a direct-fit option that enhances rotor cooling and brake modulation for high-torque AMG applications while retaining factory mounting compatibility and straightforward service access.
Brembo 05-11 G55/12-18 G63/G65 AMG Rear GT BBK 4 Piston Cast 380x28 2pc Rotor Slotted Type1-Black