Genuine OEM Volkswagen Hexagon Collar Nut, part number 02D525134. This is a specialized fastener used in various mechanical assemblies to provide a secure and reliable connection. Its hexagonal shape with a collar ensures proper seating and torque application. The part weighs 0.0421 kg and has dimensions of 0.038 m x 0.038 m x 0.01 m. Genuine OEM parts are essential for maintaining the integrity and safety of the drivetrain.