This Acdelco brake disc rotor, model 18A1227A, is a high-quality replacement part for your vehicle. It is made of durable cast iron and has 6 lug holes for secure installation. The rotor style is plain and the material is non-coated, making it compatible with a wide range of vehicles and driving conditions. The EPID number is 236298903 and the manufacturer part number is 18A1227A. This brake disc rotor is suitable for 2009 Lexus GX470 and other base sport utility 4-door models with a 4.7L 4663CC 285Cu. In. engine. Its compatibility with eBay is also noted, making it a reliable choice for online car parts.