Peterbilt 379 Turn Signal Bulb Size
The Peterbilt 379 front and rear turn signal bulbs utilize a 2057 or 198 size specification for replacement applications. The replacement chart covers vehicle production spanning 1986 to 2007 with corresponding bulb size data.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Front Turn Signal
| Years | Bulb Type | Shop |
|---|---|---|
| 1998-2007 | 2057 | Check Price |
| 1995-1997 | 2057 | Check Price |
| 198 (With 4 Rectangular Headlamps) | Check Price | |
| 1994 | 2057 | Check Price |
| 1993 | 2057 | Check Price |
| 198 (With Halogen Capsule Headlamps) | Check Price | |
| 1992 | 2057 | Check Price |
| 198 (With 4 Rectangular Headlamps) | Check Price | |
| 1991 | 2057 | Check Price |
| 1990 | 2057 | Check Price |
| 198 (With 4 Rectangular Headlamps) | Check Price | |
| 1989 | 2057 | Check Price |
| 198 (With 4 Round Headlamps) | Check Price | |
| 1988 | 198 | Check Price |
| 2057 (With Halogen Capsule Headlamps) | Check Price | |
| 1987 | 2057 | Check Price |
| 198 (With Halogen Capsule Headlamps) | Check Price | |
| 1986 | 2057 | Check Price |
| 198 (With 4 Rectangular Headlamps) | Check Price |
Rear Turn Signal
| Years | Bulb Type | Shop |
|---|---|---|
| 1998-2007 | 2057 | Check Price |
| 1997 | 2057 | Check Price |
| 198 (With Halogen Capsule Headlamps) | Check Price | |
| 1993-1996 | 2057 | Check Price |
| 1992 | 2057 | Check Price |
| 198 (With Halogen Capsule Headlamps) | Check Price | |
| 1991 | 2057 | Check Price |
| 1990 | 2057 | Check Price |
| 198 (With 4 Round Headlamps) | Check Price | |
| 1989 | 2057 | Check Price |
| 198 (With Halogen Capsule Headlamps) | Check Price | |
| 1988 | 2057 | Check Price |
| 1987 | 2057 | Check Price |
| 198 (With 4 Round Headlamps) | Check Price | |
| 1986 | 2057 | Check Price |
| 198 (With 4 Rectangular Headlamps) | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Brighter variant of 1157. 12V, 26.9W/8W. | 2057 | Check Price |
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 2W. | 198 | Check Price |