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Brembo Big Brake Kit for 2014–2018 1500 Sierra (excl. aluminum front knuckles) is a direct-fit rear upgrade for heavier-duty truck stopping. It pairs a 4-piston cast caliper with two-piece 380x32 mm drilled rotors in black. The kit replaces OE rear hardware with larger, multi-piston components as a factory-replacement option for truck use and hauling.
Brembo 14-18 1500 Sierra (Excl Alum Fr Knuckles) Rr GT BBK 4Pis Cast 2pc 380x32 2pc Rtr Drill-Black
