The R1 Concepts drilled-and-slotted black brake rotor is listed as a replacement rear-left rotor. Described as drilled & slotted with a black finish, it adheres to the catalog specification and functions as a serviceable rotor for the rear brake assembly. Fitment is explicit: for Isuzu FXR applications from 1995–2003 in the rear-left position, supplied to align with factory mounting.
R1 95-03 Isuzu Fxr Rear Left Drilled & Slotted Black Brake Rotor