The SHW drilled lightweight rotor for 2014–2018 Maserati Quattroporte GTS with dual-cast Brembo front brakes is a cross-drilled, reduced-mass rotor aimed at improving heat management and braking consistency. The drilled design promotes airflow and, per the manufacturer, can yield up to 50% better cooling to reduce fade. Intended for the front axle; part number 670030936.
SHW 14-18 Maserati Quattroporte GTS w/Dual Cast Brake/Brembo Frt Cross-Drilled LW Rotor (670030936)