Peterbilt 320 Back Up Light Bulb Size
The Peterbilt 320 back up light utilizes 1156 and P21W bulb sizes for the rear illumination system on the vehicle. Available information spans the range of 1987 through 2017 for the specific components listed in the data.
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 | US Type | EU Type | Shop |
|---|---|---|---|
| 2011-2017 | 1156 | P21W | Check Price |
| 1996-2009 | 1156 | P21W | Check Price |
| 1995 | 1156 | P21W | Check Price |
| 1156 (With Halogen Capsule Headlamps) | P21W | Check Price | |
| 1994 | 1156 | P21W | Check Price |
| 1156 (With 4 Round Headlamps) | P21W | Check Price | |
| 1993 | 1156 | P21W | Check Price |
| 1156 (With Halogen Capsule Headlamps) | P21W | Check Price | |
| 1992 | 1156 | P21W | Check Price |
| 1156 (With 4 Rectangular Headlamps) | P21W | Check Price | |
| 1991 | 1156 | P21W | Check Price |
| 1990 | 1156 | P21W | Check Price |
| 1156 (With 4 Round Headlamps) | P21W | Check Price | |
| 1988-1989 | 1156 | P21W | Check Price |
| 1156 (With 4 Rectangular Headlamps) | P21W | Check Price | |
| 1987 | 1156 | P21W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 21W. | 1156 | Check Price |
| ECE standard (Europe & worldwide). Single-filament signalling bulb with BA15s bayonet base. 12V, 21W. | P21W | Check Price |