The PowerStop Z23 Evolution Sport brake upgrade kit for 2004–2007 Buick Rainier bundles carbon-fiber ceramic Z23 pads, drilled & slotted rotors, and stainless-steel hardware for a complete bolt-on upgrade. The carbon-fiber ceramic compound increases stopping power while lowering dust; drilled and slotted rotors aid cooling. The kit is engineered to work together to enhance daily-drive braking, reduce dust and resist rust with zinc-plated rotors.
Power Stop 04-07 Buick Rainier Rear Z23 Evolution Sport Brake Kit