International R121 Brake Bulb Size
The International R121 brake light utilizes a 198 bulb size for the specific lighting component located at the rear of the vehicle. Data for the bulb covers the 1953 to 1955 range.
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 Type | Shop |
|---|---|---|
| 1953-1955 | 198 (Light Duty) | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 2W. | 198 | Check Price |