Genuine OEM Audi Lid Hinge Guide Piece, part number 8K9971821. This component is designed to guide the movement of a lid hinge, ensuring smooth and precise operation. It is positioned at the rear left of the vehicle. Weighing approximately 0.01 kg, this guide piece is a small but critical part of the assembly. Choosing a genuine OEM guide piece ensures exact dimensions, proper material composition for durability, and correct functionality, preventing premature wear or misalignment of the lid.