The track rod ball joint adjusting spring is a critical component for the Citroën 11CV, 15CV, and HY. It ensures the correct tension and alignment of the track rod, which is essential for precise steering and vehicle stability. Made from high-quality materials, this spring offers durability and reliability even under harsh driving conditions. It is a specifically designed accessory that fits seamlessly into the steering mechanism of these classic Citroën models. For optimal performance and safety, it's important to regularly check and replace the adjusting spring as needed.