Peterbilt 379 Tail Light Bulb Size
The Peterbilt 379 tail light utilizes 2057 and 198 bulb sizes for the rear illumination system. Available data covers the production range from 1986 through 2007 for the specified vehicle components.
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 |
|---|---|
| 1997-2007 | 2057 |
| 1995-1996 | 2057 |
| 198 (With Halogen Capsule Headlamps) | |
| 1994 | 198 |
| 2057 (With Halogen Capsule Headlamps) | |
| 1992-1993 | 2057 |
| 1991 | 2057 |
| 198 (With 4 Round Headlamps) | |
| 1990 | 2057 |
| 1989 | 2057 |
| 198 (With Halogen Capsule Headlamps) | |
| 1987-1988 | 2057 |
| 1986 | 2057 |
| 198 (With Halogen Capsule Headlamps) |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Brighter variant of 1157. 12V, 26.9W/8W. | 2057 |
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 2W. | 198 |