The Power Stop AR85157XPR Evolution Performance Brake Rotors are designed for high-performance vehicles, specifically the 15-20 Ford Mustang. These 1-piece rotor has a zinc-coated finish and a rotor diameter of 352mm (13.86″), with a height of 63.99mm (2.52″). The rotors are drilled and slotted for optimal braking performance, making them ideal for performance and racing driving styles. With a lug holes quantity of 5 and a bolt circle of 114.3mm (4.5″), these brake rotors are a reliable choice for improving your vehicle’s braking system. The manufacturer part number is AR85157XPR, and the brand is PowerStop.