The Brembo rear GT big brake kit for 2005–2011 Mercedes G55 and 2012–2018 G63/G65 AMG provides rear four-piston cast calipers with two-piece 380x28 mm rotors. These are drilled and finished in red per the listing. The overview presents piston count, rotor diameter and drilled rotor construction so buyers understand the rear GT kit specification.
Brembo 05-11 G55/12-18 G63/G65 AMG Rear GT BBK 4 Piston Cast 380x28 2pc Rotor Drilled-Red