This pulley is designed for the Volkswagen Polo G40 (Polo 86 C), equipped with the supercharged engine G bearing the code PY. It ensures the drive of the V-belt of the supercharger and is an essential part for the proper functioning of the mechanical supercharging specific to this model. In the context of restoration or maintenance of a classic vehicle, its replacement allows you to restore the original performance of the Polo G40. A new part that meets the requirements of enthusiasts keen to maintain their vehicle in a condition faithful to the original.