Ford F-600 Super Duty License Plate Bulb Size

The Ford F-600 Super Duty license plate light requires a 168 bulb size for proper illumination. Data for the specified lighting component covers the period from 2021 through 2022.

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
2021-2022	168

Bulb Specifications

Description	Bulb Size
ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 4.9W.	168

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Additional Notes

The 168 bulb is the license plate bulb size for the Ford F-600 Super Duty across the 2021-2022 model years.
The 168 bulb follows the ANSI standard, which is the recognized specification framework used in the United States and Canada for automotive lighting components.
It is a T10 miniature wedge bulb, a form factor defined by its wedge-shaped base that connects directly into a socket without a separate metal base or pins.
The 168 operates at 12 volts, consistent with the standard electrical system voltage found in passenger and commercial vehicles.
Its rated power draw is 4.9 watts, placing it in the low-wattage range typical of license plate and courtesy lighting applications.