Power Stop Evolution rear disc brake rotor set with a slotted rotor style and zinc plating for durability. The manufacturer part numbers are AR8285XR and AR8285XL (AR8285XPR). This set includes 1 pair of disc brake rotors that are both drilled and slotted, providing enhanced performance and heat dissipation for improved braking. It is designed for car and truck parts and accessories, suitable for various vehicles in need of upgraded brake components.