Complete kit for retrofitting the automatically dimming exterior mirrors on the driver's side as well as the interior mirror code 249 for Mercedes Benz CLA-Klasse C/X 117 The exterior mirror as well as the interior mirror dim automatically when light is incident (e.g. taillight) Scope of delivery: Cable set Interior mirror Driver's side mirror glass Coding dongle Notes: The hardware may partly come from test vehicles and have undergone an extensive functional test.