Genuine OEM Volkswagen Control Unit Retainer, part number 7T1906507. This component secures the control unit in place to prevent movement and damage. It is located in the assembly as indicated by diagram position 3. The part weighs 0.139 kg and has dimensions of 0.225m x 0.183m x 0.115m. Genuine OEM retainers ensure precise fitment and material integrity, preventing vibration-induced damage to sensitive electronic control units.