International S122 Tail Light Bulb Size
The International S122 tail light requires a 198 bulb size for proper illumination and function. Data for 198 bulb requirements spans the period from 1956 through 1957.
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 |
|---|---|
| 1956-1957 | 198 (Light Duty) |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 2W. | 198 |