The R1 Concepts drilled-and-slotted black brake rotor is specified as a replacement rear-right rotor. Catalog detail lists it as drilled & slotted with a black finish, intended to serve as a serviceable rotor for the rear brake assembly. Fitment is explicit: for Isuzu FSR applications from 1995–2003 in the rear-right position, provided to align with factory mounting and fitment.
R1 95-03 Isuzu Fsr Rear Right Drilled & Slotted Black Brake Rotor