PLEASE NOTE that this assembly has a couple of broken tabs in back a seen in second picture, so 

you MAY need to add an adhesive to the plate center area just to ensure the mirror stays firmly attached.

BEFORE YOU BUY: MAKE SURE your model is stated/included on the list BELOW.

DRIVER side (LH) factory HEATED / AUTO-DIMMING Mirror Glass, OEM, in good working condition except for the broken tabs as stated.

Genuine factory part (used).

Part # 4Z7 857 535 C,

NOTE the part number PLEASE.

Glass in intact, no broken parts.

Fits ONLY the following models:

1998-2005 Audi A6 ALLROAD ONLY.

#AU-6.