See Figures 1 and 2
Fig. Fig. 1: Rear drum brake assembly-drum not shown-Pick-up
Fig. Fig. 2: Rear drum brake assembly-Hombre
Brake shoes may 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.