A locking plate crankshaft gear nut for the Citroën 11CV is an essential component that helps secure the nut that holds the crankshaft gear in place. This part prevents the nut from loosening due to engine vibrations, which could lead to major damage. It is a small yet crucial element of the engine assembly, designed to ensure a secure and reliable connection. Specifically made for the Citroën 11CV, this product is renowned for its durability and precision. Replacement or installation requires thorough mechanical knowledge to prevent engine issues.