The Brembo GTS big brake kit for 2014–2018 A45 AMG front applications features six-piston cast calipers with two-piece 365×34 mm drilled rotors finished in black (HA). The listing specifies the GTS designation, caliper piston count and two-piece drilled rotor size so shoppers can confirm fitment and the intended front brake hardware and appearance for the A45 AMG.
Brembo 14-18 A45 AMG Front GTS BBK 6 Piston Cast 365x34 2pc Rotor Drilled-Black HA