Buell S2 Thunderbolt Brake Bulb Size
The Buell S2 Thunderbolt brake bulb utilizes a P21/5W size for the brake lighting system. The replacement chart covers 1995 to 1996 model years with corresponding bulb specifications.
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 Size |
|---|---|
| 1995-1996 | P21/5W |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ECE standard (Europe & worldwide). Dual-filament signalling bulb with BAY15d bayonet base. 12V, 21W/5W. | P21/5W |