Park Brake Shoe (Rear Disc, Drum-In-Hat System)
WARNING: This page is about a different car, the 2003 Pontiac Montana, 2003 Oldsmobile Silhouette, and 2003 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.
Applies mechanical output force from park brake actuator/adjuster to friction surface of the drum-in-hat (of the rear brake rotor).