Lexus RX350 Stepwell Bulb Size
The Lexus RX350 stepwell light uses 168 and 194 bulb sizes depending on the specific version of the vehicle. Data for the lighting components covers the range from 2007 through 2019.
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 |
|---|---|
| 2016-2019 | 168 |
| 2010-2015 | 194 |
| 2007-2009 | 168 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 4.9W. | 168 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 |