BMW 430i Gran Coupe Turn Signal Bulb Size

BMW 430i Gran Coupe front turn signal uses PY24WNA bulb size and rear turn signal uses P21W bulb size. The replacement chart covers 2017 to 2018 vehicle production years with 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

YearsBulb Size
2017-2018PY24WNA (With HID Headlamps)

Rear Turn Signal

YearsBulb Size
2017-2018P21W

Bulb Specifications

Description Bulb Size
ANSI standard (US & Canada). Amber variant of ECE PY24W with PGU20-4 base. 12V, 24W.PY24WNA
ECE standard (Europe & worldwide). Single-filament signalling bulb with BA15s bayonet base. 12V, 21W.P21W

Other Locations

Additional Notes