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Brake Shoes. 1  Brake shoes are at the heart of a drum brake system and are the old school approach to slowing cars and trucks down. Drum brakes have been in use since the creation of automobiles and can still be found on the rear axles of some trucks and small cars due to their simple design and incredible durability.
Disc brakes on the other hand have a rotor that is connected to the wheel. Brake pads, attached to calipers grab the rotor when the brake pedal is depressed, causing friction, which stops the wheel. Brake pads and shoes will wear down over time and require maintenance and replacement to ensure a safe braking system.