Improved Design - External Spring May Look Different To The Original.. Door Lock Actuator (Rear Left) Fits Audi A4 2007-2019 Audi A4 Estate 2007-2019 AThis part is manufactured to OE specifications and is offered with a 5 year warranty. If your part goes faulty at any point within 5 years of the purchase date. Cross Reference: 8K0839015. Orders are dispatched as quickly as possible - check our detailed seller ratings.