The R1 Concepts slotted brake rotor for 1998–2005 Buick Bonneville (rear left) is a direct-fit replacement finished in black with a slotted braking surface. It restores a fresh rotor contact area for compatible pads and is intended when replacing a worn or damaged rear rotor. Fitment is specific to the rear left position on Bonneville models from 1998 through 2005.
R1 98-05 Buick Bonneville Rear Left Slotted Black Brake Rotor