This ACDelco Professional Durastop Disc Brake Rotor is designed to fit the rear of Escalade and Suburban Police vehicles with a bolt pattern of 6 x 5.5 inches. The rotor is made of cast iron material with a vented style, measuring 13.8 inches in length and 4.1 inches in height. It has a rotor outside diameter of 13.8 inches, an OE/OEM part number of 19362426, and a manufacturer part number of 18A81032PV. The finish is rust preventative, ensuring durability and longevity. This disc brake rotor is not a vintage part, and it does not have universal fitment. It is manufactured in China and can be found in the Brake Disc Rotors, Brakes & Brake Parts, Car & Truck Parts & Accessories, and Parts & Accessories categories Motors.