The rubber ring for the ventilation camshaft of the Citroen 11CV/15CV is an essential component for ensuring a proper seal and effective functioning of the ventilation system. This ring prevents leaks and ensures optimal airflow, which is crucial for engine cooling. Made from durable rubber that withstands high temperatures and wear, it extends the vehicle’s lifespan. It is specifically designed for the Citroen models 11CV and 15CV, ensuring a perfect fit and easy installation.