Last updated: October 4, 2022
In this guide, we'll help you quickly and easily find the replacement bulb size(s) you need for your 2018, 2019, 2020, 2021, 2022, and 2023 Jeep Wrangler (4th Generation JL). From the headlamps to the tail lights and everything in between.
The 4th Gen. Wrangler JL was made with two headlight versions. One with factory halogens and a second with factory LEDs. Each version uses different bulbs and so we make the distinction in our size charts below.
This guide covers all sub-models and trims throughout these 6 years (Unlimited High Altitude, High Tide, Rubicon, Rubicon 392, Sahara, Sahara Altitude, Sahara High Altitude, Sport, Sport Altitude, Sport S, Black and Tan, Freedom, North Edition, Recon, Moab, Willys, and Willys Sport).
We organized all the bulbs into 5 lighting categories with easy-to-read charts. Select any of the categories below to jump right to the bulb size chart you're looking for:
💡 TIP: Did you know that you can upgrade your headlight and fog light bulbs on your Jeep Wrangler? Get up to 300% more light with LED or HID bulbs. Learn more below the size charts!
️⭐ NOTE: This guide only applies to 2018 to 2023 Jeep Wrangler JL with the original factory (OEM) assemblies. If you have aftermarket headlights, fog lights, brake lights, etc. you will need different bulb sizes as per the manufacturer's specifications.
🎯 ACCURACY: If you notice any inaccuracies or missing information, please let us know so we can update the guide. Providing accurate and complete information is important to us and our readers.
🚧 IMPORTANT: Automotive light bulbs are vehicle-specific! Follow this guide, review your owner's manual or contact your dealership to make sure you're buying the right bulbs to avoid fitment issues.
|Low + High Beam Headlights||H13 or LED||Halogen||Yes|
|Fog Light||2504 or LED||Halogen||Yes|
|Brake Light (Rear)||3156 (3157) or LED||Halogen||Yes|
|Brake Light (High-Mounted)||LED||LED||No|
|Reverse Light||7440 (7443)||Halogen||Yes|
|Tail Light||3156 (3157) or LED||Halogen||Yes|
|Turn Signal Bulb (Front)||7440 (7443)||Halogen||Yes|
|Turn Signal Bulb (Rear)||3156 (3157) or LED||Halogen||Yes|
|Parking Light||7440 (7443)||Halogen||Yes|
|Side Marker (Front)||LED||LED||No|
|Side Marker (Rear)||LED||LED||No|
|Auto Trans. Light||194 (168)||Halogen||Yes|
|Dome Light||912 (921)||Halogen||Yes|
|HVAC Temp. Light||194 (168)||Halogen||Yes|
|Year Range||2018, 2019, 2020, 2021, 2022, 2023|
|Low + High Beam Headlights||H13|
|Brake Light (Rear)||3156 (3157)|
|Reverse Light||7440 (7443)|
|Tail Light||3156 (3157)|
|Turn Signal Bulb (Front)||7440 (7443)|
|Turn Signal Bulb (Rear)||3156 (3157)|
|Parking Light||7440 (7443)|
|Auto Trans. Light||194 (168)|
|Dome Light||912 (921)|
|HVAC Temp. Light||194 (168)|
Looking to improve the lights on your 2018-2023 Jeep Wrangler with better, brighter, and more durable lighting? At XenonPro.com, we developed LED and HID bulbs that fit right into your vehicle. With the same design and plugs, our bulbs are incredibly easy to install and will improve your light output by up to 300%.
Discover our award-winning lighting products backed by our Lifetime Warranty:
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Check out this super helpful video on how to change your headlight bulbs and assemblies in your 2018 to 2023 Jeep Wrangler the easy way. Some other videos will tell you to go through the hood, but it's unnecessarily complicated and time-consuming. You'll need the following tools for this method:
Need more information about bulb sizes, how to change the bulbs, or simply need the owner's manual? Find it below:
Yes. This guide applies to all years from 2018 through 2023 Jeep Wrangler sub-models (Unlimited High Altitude, High Tide, Rubicon, Rubicon 392, Sahara, Sahara Altitude, Sahara High Altitude, Sport, Sport Altitude, Sport S, Black and Tan, Freedom, North Edition, Recon, Moab, Willys, and Willys Sport).
If you do a lot of nighttime driving or have difficulty seeing at night, we recommend upgrading from halogen to either LED or HID bulbs. They will produce more light and last longer than replacement bulbs.
Discover how you can put LED or HID bulbs in your factory headlights.
Yes. Changing halogen bulbs is quite easy for the most part. We strongly advise finding How-To videos online for the specific bulb(s) you wish to change and consult the Owner's Manual for additional help.
For any factory LED bulbs, you will need to visit an authorized Jeep dealer. You cannot change them yourself.
No. Aftermarket assemblies typically use different bulb sizes. Consult with the assembly manufacturer for the right bulb size(s).
Disclaimer: The information contained on this page is provided free of charge to our visitors. It was prepared to the best of our abilities and with all the information available to us at the time of writing. We reserve the right to change, remove or update any information contained on this page at any time and without notice to improve its accuracy. The most reliable method to determine the bulb size is by pulling your actual bulb(s) and reading the part number indicated directly on the bulb. The information compiled on this page comes with no guarantees or warranties.