INFINITI QX50 Stepwell Bulb Size
The INFINITI QX50 stepwell light uses bulb sizes 12961, 168, and 158 depending on the specific version of the vehicle. Available data for the lighting components covers the range from 2014 to 2024.
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 |
|---|---|
| 2024 | 12961 |
| 2021-2023 | 168 |
| 2019 | 12961 |
| 2014-2017 | 158 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| Philips part number. Miniature wedge bulb (T10) with W2.1x9.5d base. 12V, 5W. | 12961 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 4.9W. | 168 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3W. | 158 |