ACDelco GM Original Equipment Brake Drums are cylinder shaped bowls where the wheel cylinder presses the brake shoes outward against the inside of the drum. Drums are typically found on older vehicles and on the rear axles of trucks and some cars. These original equipment brake drums are manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors. Product Features:Inspected for balance, resulting in smooth brake operation and noise reductionHave a rust-preventative coating to help protect against corrosionGM-recommended replacement part for your GM vehicle's original factory componentOffering the quality, reliability, and durability of GM OEManufactured to GM OE specification for fit, form, and function
