The pressure plate spring for the Citroen 11CV is a crucial component of the clutch system. This spring provides the necessary force to ensure the clutch operates smoothly and efficiently. It assists in transferring power from the engine to the transmission, ensuring a seamless driving experience. Without the correct pressure plate spring, the clutch may slip or not engage properly, leading to reduced performance and potential drivetrain damage. It is an important part for the reliable operation of the classic Citroen 11CV.