A 1997 to 2001 version of an Audi A6 Avant requires a 22" wiper blade on the drivers side with a 21" for the passengers side and all of the following wiper blades are designed to fit this vehicle. This model uses the Standard Hook arm attachment to fix the blade to the wiper arm. The choice of rear screen wipers for this A6 Avant which can be viewed by clicking on the Rear Screen Wiper Blade tab below.