GMC K35 Tail Light Bulb Size
The GMC K35 tail light bulb accommodates 2 distinct sizes: 198 and 1034, with each bulb size corresponding to specific vehicle configurations. The replacement chart covers 1968 through 1978 model years and details the bulb size specifications aligned with production periods.
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 Type | Shop |
|---|---|---|
| 1977-1978 | 198 | Check Price |
| 1969-1974 | 198 | Check Price |
| 1968 | 1034 | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 2W. | 198 | Check Price |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Variant of 1157. 12V, 21/5W. | 1034 | Check Price |