Genuine OEM Volkswagen Crankshaft Bearing, part number 036105561CGLB. This critical engine component is installed around the crankshaft, providing a low-friction surface for its rotation within the engine block. It supports the crankshaft, ensuring smooth operation and reducing wear between moving parts. The GLB suffix often indicates a specific size or grade for precise engine assembly. Using a genuine OEM crankshaft bearing ensures factory-specified tolerances, material composition, and lubrication characteristics, which are vital for the engine's long-term reliability, efficiency, and vibration-free service life.