Dodge Ram 2500 Turn Signal Bulb Size
Dodge Ram 2500 front and rear turn signal bulbs utilize sizes 3157, 3157NA, 4157NA, 3057, and 1157 depending on location and model variation. The replacement chart covers 1994 to 2010 production years with corresponding bulb size specifications.
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 Size |
|---|---|
| 2010 | 3157 (With 2 Headlamps) |
| 3157NA (With 4 Headlamps) | |
| 2006-2009 | 3157NA |
| 2003-2005 | 4157NA |
| 1994-2002 | 3157NA |
Rear Turn Signal
| Years | Bulb Size |
|---|---|
| 2010 | 3157 |
| 2009 | 3157 (With 2 Headlamps) |
| 3057 (With 4 Headlamps) | |
| 2007-2008 | 3157 |
| 2003-2006 | 3057 |
| 2002 | 1157 |
| 2001 | 3157 |
| 1999-2000 | 1157 |
| 1998 | 3157 |
| 1995-1997 | 1157 |
| 1994 | 3157 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25). 12V, 27W/7W. | 3157 |
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25), natural amber glass. 12V, 27W/7W. | 3157NA |
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25), natural amber glass. 12V, 27W/7W. | 4157NA |
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25). 12V, 27W/7W. | 3057 |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V, 21W/5W. | 1157 |