BMW Motorcycle R1100S Turn Signal Bulb Size
BMW Motorcycle R1100S front and rear turn signal bulbs use 12496, PY21W, and P21W bulb sizes for replacement specifications. The replacement chart covers 1998 to 2005 production years with corresponding bulb size data.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Front Turn Signal
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 |
|---|---|---|---|
| 2004-2005 | 12496 (With Clear Lens) | 12496 | Check Price |
| 7507 (With Clear Lens) | PY21W | Check Price | |
| 1156 (Without Clear Lens) | P21W | Check Price | |
| 2003 | 12496 (With Clear Lens) | 12496 | Check Price |
| 1156 (Without Clear Lens) | P21W | Check Price | |
| 2002 | 12496 (With Clear Lens) | 12496 | Check Price |
| 7507 (With Clear Lens) | PY21W | Check Price | |
| 1156 (Without Clear Lens) | P21W | Check Price | |
| 2001 | 12496 (With Clear Lens) | 12496 | Check Price |
| 1156 (Without Clear Lens) | P21W | Check Price | |
| 1999-2000 | 12496 (With Clear Lens) | 12496 | Check Price |
| 7507 (With Clear Lens) | PY21W | Check Price | |
| 1156 (Without Clear Lens) | P21W | Check Price | |
| 1998 | 12496 (With Clear Lens) | 12496 | Check Price |
| 1156 (Without Clear Lens) | P21W | Check Price |
Rear Turn Signal
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 |
|---|---|---|---|
| 2002-2005 | 12496 (With Clear Lens) | 12496 | Check Price |
| 7507 (With Clear Lens) | PY21W | Check Price | |
| 1156 (Without Clear Lens) | P21W | Check Price | |
| 2001 | 7507 (With Clear Lens) | PY21W | Check Price |
| 1156 (Without Clear Lens) | P21W | Check Price | |
| 2000 | 12496 (With Clear Lens) | 12496 | Check Price |
| 7507 (With Clear Lens) | PY21W | Check Price | |
| 1156 (Without Clear Lens) | P21W | Check Price | |
| 1998-1999 | 12496 (With Clear Lens) | 12496 | Check Price |
| 1156 (Without Clear Lens) | P21W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| Philips/Osram part number. Halogen bulb, specialty application. 12V. | 12496 | Check Price |
| ECE standard (Europe & worldwide). Single-filament amber bulb with BAU15s bayonet base. 12V, 21W. | PY21W | Check Price |
| ECE standard (Europe & worldwide). Single-filament signalling bulb with BA15s bayonet base. 12V, 21W. | P21W | Check Price |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 21W. | 1156 | Check Price |