The ball joint arm nut for Citroën 11CV/15CV is a crucial component of the suspension system of classic Citroën vehicles. This nut ensures the secure and stable attachment of the suspension arm to the wheel hub, which is essential for smooth and safe driving. Its robust design and strong materials guarantee durability and reliability, even under demanding conditions. Suitable for both the Citroën Traction Avant 11CV and 15CV, this nut is an indispensable part for the maintenance and restoration of these iconic cars. Ensure you always install the correct type for optimal performance.