2021 Jeep Wrangler Headlight Bulb Size
Low beam
H13
High beam
H13
Order
2 × H13
Your H13 uses one bulb per side that handles both low and high beam — a dual-filament H13. Two bulbs covers the whole front end.
The 2012–2022 Wrangler uses these same bulbs — your 2021 sits in the middle of that run. See all Wrangler years.
2021 Jeep Wrangler bulb chart
| Position | Bulb | Notes |
|---|---|---|
| Low beam | H13 |
Shared with high beam — one bulb does both. |
| High beam | H13 |
Same bulb as low beam. |
Trim warning
The 2018 JK to JL redesign is not a bulb split year - both generations use H13.
Verified against factory service data and OEM bulb references.
Parts that fit the 2021 Jeep Wrangler
Other vehicles that use the H13
These take the same low beam bulb, so the same bulb fits — only the housing differs.