This ACDelco Advantage brake disc rotor is designed to fit Buick Encore and Chevrolet Trax models. With a rotor outside diameter of 10.6 inches and a solid rotor style, it provides reliable stopping power for the rear wheels. Made of cast iron and finished in an uncoated style, this brake rotor has a thickness of 12 mm and is compatible with OE/OEM part number 88878112. It is manufactured in China and does not have universal fitment. Improve the performance of your vehicle's braking system with this ACDelco Advantage brake disc rotor.