Audi A6/Allroad AC Servo Flap Motor - Ventilation 4B1820511D
OEM Part #: 4B1-820-511-D (4B1820511D)
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This authentic AC Servo Flap Motor - Ventilation, OEM Part Number 4B1820511D, is specifically designed for precise operation within the HVAC box of select Audi models. It serves a critical role in regulating fresh air intake and overall cabin ventilation, ensuring optimal climate control. Compatible with the 2001-2005 Audi Allroad Quattro (2.7L V6, 4.2L V8) and 1998-2001 Audi A6/A6 Quattro, this genuine part seamlessly integrates into your vehicle's climate control system. Symptoms of a failing motor include inconsistent airflow or a stuck flap mechanism, which this replacement part effectively resolves. Alternative part numbers include 4B1820511K and 4B1819164, offering further versatility in sourcing. Trust this factory-original component to restore your vehicle's functionality and maintain a comfortable driving experience.
Specifications
| Fits Vehicle Model | A6, Allroad |
| Fits Vehicle Make | Audi |
| OEM Part No | 4B1-820-511-D (4B1820511D) |
| Category | Dash Parts |
Compatible Vehicles
Fits 17 vehicle configurations across 1 make, 1998-2002.
View all 17 vehicle configurations — 2 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 1998 | Audi | A6 | Sedan | 2.8L V6 | |
| 1998 | Audi | A6 | Quattro Sedan | 2.8L V6 | |
| 1999 | Audi | A6 | Sedan | 2.8L V6 | |
| 1999 | Audi | A6 | Quattro Wagon | 2.8L V6 | |
| 1999 | Audi | A6 | Quattro Sedan | 2.8L V6 | |
| 2000 | Audi | A6 | Sedan | 2.8L V6 | |
| 2000 | Audi | A6 | Quattro Wagon | 2.8L V6 | |
| 2000 | Audi | A6 | Quattro Sedan | 2.7L V6 Turbo | |
| 2000 | Audi | A6 | Quattro Sedan | 2.8L V6 | |
| 2000 | Audi | A6 | Quattro Sedan | 4.2L V8 | |
| 2001 | Audi | A6 | Sedan | 2.8L V6 | |
| 2001 | Audi | A6 | Quattro Wagon | 2.8L V6 | |
| 2001 | Audi | A6 | Quattro Sedan | 2.7L V6 Turbo | |
| 2001 | Audi | A6 | Quattro Sedan | 2.8L V6 | |
| 2001 | Audi | A6 | Quattro Sedan | 4.2L V8 | |
| 2001 | Audi | Allroad | Quattro Wagon | 2.7L V6 Turbo | For Vehicles With Production date Up To 06/18/01 |
| 2002 | Audi | Allroad | Quattro Wagon | 2.7L V6 Turbo | For Vehicles With Production date Up To 06/18/01 |