The R1 Concepts black drilled-and-slotted front-right brake rotor for 1983–1989 Subaru Brat is provided as a single replacement rotor for the front right position and the listed years. The source lists the rotor as drilled & slotted with a black finish and assigns it to the front right fitment for the named Brat applications.
R1 83-89 Subaru Brat Front Right Drilled & Slotted Black Brake Rotor