Mack RS Instrument Panel Bulb Size
The Mack RS instrument panel utilizes 3 distinct bulb sizes: 161, 57, and 194, with each size serving specific lighting functions within the dashboard assembly. A replacement chart documents bulb size specifications across the 1981 to 1989 production range for this vehicle model.
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
If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 1989 | 161 | 161 | Check Price |
| 1988 | 57 | 57 | Check Price |
| 1987 | 194 | W5W | Check Price |
| 1986 | 57 | 57 | Check Price |
| 1985 | 194 | W5W | Check Price |
| 1984 | 57 | 57 | Check Price |
| 1983 | 161 | 161 | Check Price |
| 1982 | 194 | W5W | Check Price |
| 1981 | 161 | 161 | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 1W. | 161 | Check Price |
| ANSI standard (US & Canada). Single-filament bulb with BA9s base. 12V, 1W. | 57 | Check Price |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 | Check Price |
| ECE standard (Europe & worldwide). Single-filament signalling bulb with W2.1x9.5d wedge base. 12V, 5W. | W5W | Check Price |