Audi A8 Stepwell Bulb Size
The Audi A8 stepwell bulb uses a 12961 or DE3423 size designation for this specific lighting component. The replacement chart covers vehicle production spanning from 1997 to 2017, detailing bulb specifications across the model's manufacturing period.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Bulb Size by Year Range
| Years | Bulb Size |
|---|---|
| 2017 | 12961 (For Vehicle With Additional Interior Lights) |
| 2015-2016 | 12961 (Door Warning Light) |
| 2011-2013 | 12961 (Door Warning Light) |
| 2004-2010 | 12961 |
| 1997-2003 | DE3423 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| Philips part number. Miniature wedge bulb (T10) with W2.1x9.5d base. 12V, 5W. | 12961 |
| ANSI standard (US & Canada). Festoon bulb, 41mm length, end-cap contacts. 12V. | DE3423 |