Peterbilt 377 Tail Light Bulb Size
The Peterbilt 377 tail light utilizes 198 and 2057 bulb sizes for the lighting components located at the rear of the vehicle. Available data covers the range of 1987 through 2001 for the specified truck and lighting equipment.
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 |
|---|---|
| 1998-2001 | 2057 |
| 1997 | 198 |
| 2057 (With 4 Round Headlamps) | |
| 1996 | 198 |
| 2057 (With 4 Rectangular Headlamps) | |
| 1995 | 2057 |
| 1994 | 2057 |
| 198 (With Halogen Capsule Headlamps) | |
| 1992-1993 | 2057 |
| 1991 | 2057 |
| 198 (With 4 Rectangular Headlamps) | |
| 1990 | 2057 |
| 1989 | 2057 |
| 198 (With 4 Rectangular Headlamps) | |
| 1988 | 2057 |
| 198 (With Halogen Capsule Headlamps) | |
| 1987 | 2057 |
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 |