International L121 Brake Bulb Size
The International L121 brake light utilizes a 198 bulb size for the specific lighting assembly located at the rear of the vehicle. Data for the bulb covers the period from 1950 through 1952.
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 |
|---|---|
| 1950-1952 | 198 (Light Duty) |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 2W. | 198 |