6 Years Available
BMW X4 Light Bulb Sizes
Complete bulb size reference for the BMW X4 from 2015 to 2020. Find headlight, fog light, turn signal, and brake light bulb sizes for every model year.
Our database lists the same D1S low beam bulb for BMW x4 entries from 2015 to 2020. Confirm your trim and factory lighting package before buying.
Year Range
2015 – 2020
6 model yearsBulb Sizes Across Years
| Position | Bulb Type(s) | Years | Status / Shop |
|---|---|---|---|
| High Beam | D1S(2015–2018) H7(2020–2020) | 4 years | Changed |
| Turn Signal Front | 7507(2015–2018) 12180(2019–2019) | 5 years | Changed |
| License Plate | 6418(2019–2019) | 1 years | Consistent |
| Low Beam | D1S(2015–2018) | 3 years | Consistent |
| Turn Signal Rear | 12182(2015–2018) | 3 years | Consistent |
| Reverse Light | 7506(2015–2018) | 3 years | Consistent |
Common X4 Replacement Parts
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Frequently Asked Questions
We have bulb size data for the BMW X4 from 2015 to 2020, covering 6 model years. Select your year below for a complete position-by-position bulb chart.
No, the BMW X4 has used the D1S low beam bulb consistently across all 6 model years in our database. Any year in the 2015–2020 range uses the same bulb.
The BMW X4 uses a D1S bulb for the low beam (same bulb serves both high and low beam via dual filament). Select your year below for the exact fitment chart.
Yes. The BMW X4 uses a D1S low beam, and direct-fit LED conversion kits for that size are widely available. LED upgrades typically produce 2–3× more light output than stock halogen and last 25,000+ hours. Look for a DOT-compliant kit with a proper beam cutoff pattern.
Select your model year from the list below. Each year page shows every bulb position — low beam, high beam, fog light, turn signal, and brake light — with the correct size and a link to buy it on Amazon.