4 Years Available
Subaru Ascent Light Bulb Sizes
Complete bulb size reference for the Subaru Ascent from 2019 to 2022. Find headlight, fog light, turn signal, and brake light bulb sizes for every model year.
Every Subaru ascent from 2019 to 2022 uses the same H11 low beam bulb — once you confirm your year is within this range, you only need one part number.
Year Range
2019 – 2022
4 model yearsBulb Sizes Across Years
| Position | Bulb Type(s) | Years | Status |
|---|---|---|---|
| High Beam | 9005(2019–2022) | 4 years | Consistent |
| Low Beam | H11(2019–2022) | 4 years | Consistent |
| Reverse Light | 921(2019–2022) | 4 years | Consistent |
| Turn Signal Rear | 7440NA(2019–2022) | 4 years | Consistent |
| Side Marker | W5W(2019–2020) 194(2021–2021) | 3 years | Changed |
| Trunk Light | 194(2021–2021) | 1 years | Consistent |
| License Plate | W5W(2019–2020) | 2 years | Consistent |
| Door Light | W5W(2020–2020) 168(2019–2019) | 2 years | Changed |
| Fog Light | DE3021(2019–2019) | 1 years | Consistent |
| Dome Light | DE3175(2019–2019) | 1 years | Consistent |
| Map Light | DE3175(2019–2019) | 1 years | Consistent |
Common Ascent Replacement Parts
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Frequently Asked Questions
We have bulb size data for the Subaru Ascent from 2019 to 2022, covering 4 model years. Select your year below for a complete position-by-position bulb chart.
No, the Subaru Ascent has used the H11 low beam bulb consistently across all 4 model years in our database. Any year in the 2019–2022 range uses the same bulb.
The Subaru Ascent uses a H11 bulb for the low beam and a 9005 for the high beam, and a DE3021 for the fog lights. Select your year below for the exact fitment chart.
Yes. The Subaru Ascent uses a H11 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.