The ATE Brake Disc Rotor - SP12166 is a high-performance brake disc rotor designed to provide superior stopping power and improved braking performance. This rotor is constructed from high-grade cast iron and features a cross-drilled and slotted design that helps to reduce heat build-up and improve brake response. The rotor is also zinc-coated to protect against corrosion and rust, and it is compatible with most vehicles. The ATE Brake Disc Rotor - SP12166 is a reliable and durable choice for any vehicle that needs a brake upgrade.