The rear bumper holder nut for the Citroen DS is a crucial fastening component that ensures the secure attachment of the rear bumper to the car's chassis. This small yet sturdy piece is designed to maintain the structural integrity of the bumper assembly, especially at high speeds or when driving on uneven roads. Made from high-quality material, it offers durability and corrosion resistance, which is essential for the longevity of the classic Citroen DS. Replacing or maintaining this nut is vital for the safety and functionality of the rear bumper.