This SHW 15-18 BMW X5 M 4.4L Right Rear Cross-Drilled Lightweight Brake Rotor (34212284904) is a high-performance brake rotor designed to provide superior stopping power and improved heat dissipation. It is crafted from lightweight aluminum alloy and features a cross-drilled pattern for increased ventilation and cooling. The rotor is specifically designed to fit the 15-18 BMW X5 M 4.4L model and is an ideal replacement for worn or damaged brake rotors. It is an OEM-quality part and is backed by a limited lifetime warranty.