See Figures 1, 2, 3 and 4
Fig. Fig. 1: Rear brake overall view
Fig. Fig. 2: Exploded view of the 1972-76 rear brake components
Fig. Fig. 3: Exploded view of the 1977-78 rear brake components
Fig. Fig. 4: Exploded view of the 1979-86 rear brake components
Brake shoes contain asbestos, which has been determined to be a cancer causing agent. Never clean the brake surfaces with compressed air! Avoid inhaling any dust from any brake surface! When cleaning brake surfaces, use a commercially available brake cleaning fluid.