2003-2012 Mercedes-Benz SL-Class / AMG (R230) CCB Big Brake Kit | AP Racing 9560 6-Piston2003 2012 Mercedes Benz SL350 SL500 SL550 SL600 SL55 SL63 SL65 (R230) CCB Big Brake Kit Genuine AP Racing CP9560 Radi CAL II 6 Piston Caliper Front + Genuine AP Racing CP9541 Radi CAL II 4 Piston Caliper Rear Setup The R230 SL is heavy, fast, and hard on brakes, especially in AMG V8 V12 form where repeated high speed stops can overheat iron rotors and fill open wheels with dust. This StopFlex kit pairs 380mm carbon ceramic rotors with Genuine AP