Genuine OEM BMW Crankshaft Bearing Shell, part number 11211706848. This component is a crucial part of the engine's rotating assembly, providing a low-friction surface for the crankshaft to rotate within the engine block. It is designed to withstand high loads and temperatures. Made from high-quality materials with precise tolerances to minimize wear and vibration. Genuine OEM parts are manufactured to exact specifications, ensuring the integrity and longevity of your engine's internal components.