This engine flywheel, part code 55266573, is a direct replacement for your Fiat, Alfa Romeo, or Lancia vehicle. Engineered to meet the stringent quality standards of the manufacturer, this component plays a crucial role in your engine's operation. The flywheel's primary function is to store rotational energy from the engine's combustion cycles, smoothing out the power delivery to the transmission. It also serves as a mounting surface for the clutch assembly, ensuring proper engagement and disengagement of power. By choosing a genuine Fiat/Alfa/Lancia flywheel, you are investing in a part that has been specifically designed and tested for your vehicle's make and model. This guarantees compatibility, durability, and the performance you expect from your Italian-made automobile. Proper installation is recommended to ensure maximum benefit and safety.