Genuine OEM Volkswagen Hexagon Bolt, part number N91049001. This bolt is designed to provide a secure and reliable connection for door hinge assemblies. It is positioned as a hinge mounting bolt as shown in the technical diagram. The bolt is manufactured from high-grade steel to meet strict factory specifications for tensile strength and corrosion resistance. Using genuine OEM fasteners is essential for body components to ensure correct alignment and long-term structural stability of the door assembly.