The R1 Concepts drilled and slotted brake rotor for 1991–2020 Alfa Romeo 164 applications is the front right replacement rotor finished in black. It carries drilled holes and machined slots and is specified as the front right unit for those 164 model years. Install this rotor when replacing a worn or damaged unit to renew the braking surface at the front right wheel.
R1 91-20 Alfa Romeo 164 Front Right Drilled & Slotted Black Brake Rotor