BMW X4 Turn Signal Bulb Size
BMW X4 front turn signal bulbs use PY24WNA, 12180, or PY21W sizes, while rear turn signal bulbs use 12182 size for replacement. The chart covers 2015 to 2021 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
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 |
|---|---|---|---|
| 2021 | PY24WNA | PY24W | Check Price |
| 2019 | 12180 | 12180 | Check Price |
| 2017-2018 | 7507 (With HID Headlamps) | PY21W | Check Price |
| 2016 | 12496 (With HID Headlamps) | 12496 | Check Price |
| 2015 | 7507 (With HID Headlamps) | PY21W | Check Price |
Rear Turn Signal
| Years | Bulb Type | Shop |
|---|---|---|
| 2015-2018 | 12182 | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Amber variant of ECE PY24W with PGU20-4 base. 12V, 24W. | PY24WNA | Check Price |
| ECE standard (Europe & worldwide). Single-filament amber bulb with PGU20-4 base. 12V, 24W. | PY24W | Check Price |
| Philips part number. Halogen bulb, specialty application. 12V. | 12180 | Check Price |
| ECE standard (Europe & worldwide). Single-filament amber bulb with BAU15s bayonet base. 12V, 21W. | PY21W | Check Price |
| Philips/Osram part number. Halogen bulb, specialty application. 12V. | 12496 | Check Price |
| Philips part number. Halogen bulb, specialty application. 12V. | 12182 | Check Price |