The pressure group presses the pressure plate against the clutch plate, transferring the engine's movement to the transmission. This specific pressure group spring is designed for Citroen 15CV and HY models. It ensures smooth transmission and prevents clutch slippage. It is crucial for the optimal functioning of the car and for maintaining driving comfort and reliability. The spring is made from high-quality materials ensuring durability and a long lifespan. This component must be installed precisely to ensure correct performance.