This Brembo Brake Rotor (Part Number 09.D524.13) is a high quality, cast iron rotor specifically designed for Mercedes-Benz. It is compatible with other part numbers, like 4212312, and features a drilled design for enhanced braking performance. It is crafted from high carbon cast iron for superior strength and heat transfer. This Brembo rotor provides excellent braking power, optimal rotor life, and improved thermal capacity for your Mercedes-Benz. Get the best price and quality for this rotor – upgrade your brakes today!