Lexus RX450h Back Up Light Bulb Size

The Lexus RX450h back up light requires a 921 bulb size for proper installation and function within the rear lighting assembly. Available data covers a range from 2010 through 2022 for the specified vehicle and component.

The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.

Back Up Light

YearsBulb Size
2021-2022921
2010-2019921

Inner Back Up Light

YearsBulb Size
2016-2019921
2010-20153057

Bulb Specifications

Description Bulb Size
ANSI standard (US & Canada). Wedge bulb (T15). 12V, 16W.921
ANSI standard (US & Canada). Dual-filament wedge bulb (T25). 12V, 27W/7W.3057

Other Locations

Additional Notes