A brake drum is the cylindrical component in the drum brake system that rotates together with the wheel. It is a an aluminum housing or cast iron that is bolted to the wheel and rotates around the brake shoes. It is used as parking or emergency brake where in the brake shoes rub against the inner surface of the drum to slow down or prevent the wheel from turning. A damaged brake drum will weaken the overall braking performance of the vehicle which may result to accident. Auto Parts Network carries high quality parts needed for a safer driving experience.
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