Mazda 3 Back Up Light Bulb Size
The Mazda 3 back up light requires a 7440 bulb size for this model. The replacement chart covers vehicle production years spanning 2004 to 2009.
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 | US Type | EU Type | Shop |
|---|---|---|---|
| 2004-2009 | 7440 | W21W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Single-filament wedge bulb (T20). 12V, 21W. | 7440 | Check Price |