The Mazda CX-9 tail light requires a bulb size of 7443 for the specific lighting component located at the rear of the vehicle. Data for the bulb specifications covers the range from 2015 to 2017.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Inner Tail Light
If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.