Genuine OEM Audi Front Inner Door Panel, part number 4M0837915A. This panel is designed for the left front door, forming the inner surface and covering the door's internal mechanisms, such as the window regulator and lock assembly. It plays a role in sound insulation and provides mounting points for other interior trim pieces. Weighing 0.104 kg and measuring 0.347 meters in length, this panel is manufactured to precise dimensions. Using a genuine OEM inner door panel ensures exact fitment, proper alignment with other door components, and maintains the vehicle's factory acoustic and aesthetic standards.