Genuine OEM Volkswagen Flywheel, part number 06K105266H. This heavy, rotating disc is a crucial component that stores rotational energy from the engine, smoothing out power delivery and providing an inertia mass for the clutch to engage against. It is located between the engine crankshaft and the transmission input shaft. Weighing 12.821 kg, it measures approximately 287mm in diameter and 70mm in height. Choosing a genuine OEM flywheel ensures precise balancing, correct material composition, and exact tooth count for the starter, guaranteeing smooth engine operation and long-term reliability.