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Braking System Components

Disc and drum brake systems both use a brake pedal, master cylinder, brake lines, and a frictional type material that slowly wears as the brakes are applied. Warning: Some brake frictional material contains asbestos. Wear an OSHA approved respirator when inspecting or replacing brake components at the wheels. The major difference between the disc and drum brake systems is the hardware at the wheels. This section focuses on: