Jeep Wrangler 2021 Bulb Size

Bulb size chart

Fog Light Bulb Front - 2504 LED
Headlight Bulb High Beam and Low Beam - H13
Back Up Light Bulb - 7440
Brake Light Bulb - 3157
Center High Mount Stop Light Bulb - LED
Daytime Running Light Bulb - 7443
License Plate Light Bulb - LED
Parking Light Bulb - 7442NA
Side Marker Light Bulb Front - LED
Side Marker Light Bulb Rear - LED
Tail Light Bulb - 3157
Turn Signal Light Bulb Front - 7442NA
Turn Signal Light Bulb Rear - 3157
Automatic Transmission Indicator Light Bulb - 658
Dome Light Bulb - 912
HVAC Temperature Control Bulb - 194

2504 LED Bulbs

Used for: Fog Light Bulb Front

View all 8 replacement options for size 2504 LED →

H13 Bulbs

Used for: Headlight Bulb High Beam and Low Beam

KATANA H13 LED Headlight Bulbs, Super Bright

KATANA H13 LED Headlight Bulbs, Super Bright

The KATANA H13 LED Bulbs are designed for easy installation, with a 1:1 mini design that fits almost exactly like halogen bulbs. There's no need for any tools or modifications, and installation can be done in just 10 minutes, making it a hassle-free upgrade. Built to last, these bulbs feature an aviation aluminum body and an ultra-high-speed fan for maximum cooling. The 360° beam angle ensures a perfect beam pattern with no dark spots, making it ideal for use in rainy, foggy, or snowy conditions. The in-built upgraded CANBUS system is compatible with 99% of vehicles, and there will be no error codes displayed on your vehicle's computer. Upgrade your vehicle's lighting system with the KATANA H13 LED Headlight Bulbs and enjoy a brighter, safer, and more confident driving experience.

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TECHMAX H13 LED Headlight Bulb

TECHMAX H13 LED Headlight Bulb

Upgrade your car's lighting with the TECHMAX H13 LED Headlight Bulb, and enjoy a safer and more comfortable driving experience with brighter and more uniform lighting. With a gentle white light that replaces the dim yellow halogen lamp, you'll enjoy a clearer and brighter driving experience. The white light emitted by these bulbs illuminates the road and enhances visibility. Thanks to the windless direct plug-in design, the TECHMAX H13 LED Headlight Bulb is easy to install and light up when plugged in. This unique design also enhances the driving experience by providing a quiet and comfortable ride.

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View all 15 replacement options for size H13 →

7440 Bulbs

Used for: Back Up Light Bulb

View all 8 replacement options for size 7440 →

3157 Bulbs

Used for: Brake Light Bulb, Tail Light Bulb, Turn Signal Light Bulb Rear

Alla Lighting 3157 Red LED Bulbs (Brake, Tail Lights, Turn Signal)

Alla Lighting 3157 Red LED Bulbs (Brake, Tail Lights, Tur...

Product benefits and features: Each bulb is quipped with 39pcs high power and high illumination 2835 SMD LEDs; Built-in smart IC driver for stable current control and longer lifespan; Equipped with projector-lens for fully 360° light output. Equipped with aluminum heat sink for the best heat dissipation. Especially designed for replacing back-up reverse lights, turn signal lights, brake tail lights, daytime running lights(DRL) lamps.

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KAKEMONO 3157 LED Amber Yellow Light Bulb

KAKEMONO 3157 LED Amber Yellow Light Bulb

Improve your car's lighting with the brilliant combination of brightness, energy efficiency, and broad compatibility offered by KAKEMONO BrightBeam 3157 LED Amber Yellow Bulbs. Built for multiple functions, these bulbs perform expertly to promise safety and style in each ride. BrightBeam LED bulbs are good for brake lights, turn signals, reverse lights, tail lights, and much more. Amber yellow in color and with a bright 400 lumens output, it gives better visibility and makes your vehicle more noticeable to others to improve safety on the road. Replacing traditional 40W halogen bulbs, these 4W LED bulbs reduce power consumption by a large margin while keeping very good brightness. Ceramic and aluminum housing allows for efficient heat dissipation, contributing to a longer lifespan and consistent performance over time. With a wide voltage input range of AC10-18V/DC10-30V, they are stable and work well on different vehicle models. They boast a 360° beam angle with no dark spots, providing super uniform light distribution. Plug-and-play installation, besides, makes upgrading your lighting a breeze. Note that some vehicles may require a load resistor to prevent hyper-flashing or dashboard error codes.

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View all 12 replacement options for size 3157 →

7443 Bulbs

Used for: Daytime Running Light Bulb

AUXITO 7443 LED Bulbs - Red

AUXITO 7443 LED Bulbs - Red

Upgrade your vehicle's brake lights with confidence, as the AUXITO 7443 LED Bulbs offer ultra-brightness and a safer lighting solution. These bulbs utilize advanced LED technology to deliver an intensified illumination that surpasses traditional incandescent bulbs. Enjoy a noticeable upgrade in brightness, making your brake lights highly visible and ensuring a safer driving experience for you and those around you. Say goodbye to complicated installations, as the AUXITO 7443 LED Bulbs are designed for a direct fit. Simply replace your existing bulbs with these LED counterparts, saving you time and effort. Additionally, these bulbs have versatile applications, making them suitable for various lighting functions beyond brake lights. Illuminate your turn signals, tail lights, or other compatible applications with the same confidence and superior brightness. Reliability is key, and the AUXITO 7443 LED Bulbs offer stable use and a longer lifespan. Built with quality and durability in mind, these bulbs provide a consistent lighting performance that you can rely on. Enjoy peace of mind knowing that these bulbs will last longer, saving you from frequent replacements and ensuring a stable and reliable lighting solution for your vehicle.

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View all 20 replacement options for size 7443 →

7442NA Bulbs

Used for: Parking Light Bulb, Turn Signal Light Bulb Front

Oxilam 7442NA Brand-new LED Light Bulbs

Oxilam 7442NA Brand-new LED Light Bulbs

Introducing the OXILAM 7442 LED Bulb, a superior lighting solution that outshines traditional halogen bulbs. While many LED bulbs on the market use older chips and offer modest brightness improvements, the OXILAM 7442 LED Bulb sets itself apart with its cutting-edge features and exceptional illumination.Equipped with 26 high-quality 3020 SMD chipsets, this bulb delivers a remarkable brightness that is six times more powerful than halogen bulbs. The inclusion of HD projector lenses ensures a focused beam pattern, providing you with a safer and clearer view during your work. Unlike traditional heat sinks that may struggle to meet the demands of modern vehicles, the OXILAM 7442 LED Bulb features a unique heat sink hole design. This design enables the bulb to function optimally even in extreme conditions. Additionally, a heat-resistant LED base provides robust support, allowing for a lifespan of over 60,000 hours.Thanks to its built-in CANBUS system, the OXILAM 7442 LED Bulb is compatible with 95% of vehicles without causing error warnings or radio interference. The low wattage draw of LED bulbs ensures efficient operation without straining your vehicle's electrical system. With a full 360-degree illumination and the advanced projector-style lens, the OXILAM 7442 LED Bulb offers superior brightness. Its 26 PCS 3020 SMD LED chipsets make it five times brighter than halogen bulbs, emitting a vibrant red light that enhances visibility and provides effective warning signals. By keeping a safe distance between vehicles, you can drive with confidence and peace of mind.

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AUXITO 7442NA LED Projector Light Bulbs

AUXITO 7442NA LED Projector Light Bulbs

Introducing the AUXITO 7442NA LED Projector Light Bulbs, the ultimate lighting solution for your vehicle. With a range of applications, these bulbs can be used for front and rear turn signal lights, side marker lights, blinker lights, parking lights, daytime running lights, brake lights, tail lights, and more. Their versatility makes them an ideal choice for enhancing the lighting performance of your vehicle. To ensure ease of installation, these bulbs are designed with non-polarity technology. This means that they can be inserted into the socket in any direction, simplifying the installation process and saving you time and effort. While using these bulbs for turn signal lights or blinker lights, it's important to note that some vehicles may encounter error warnings or hyper flash issues after installation. However, there's no need to worry as AUXITO provides solutions for these problems. You can reach out to us through Amazon Buyer Message to receive guidance and assistance in resolving these issues. Your satisfaction is our priority, and we are committed to ensuring that you have a seamless experience with our products. Despite their low power consumption of only 5.5W per 7443 LED amber bulb, these bulbs offer exceptional brightness. In fact, they consume only 1/4 of the energy compared to the original 7440 amber bulbs while delivering four times the brightness. This significant energy savings not only reduces the strain on your vehicle's electrical system but also contributes to a more eco-friendly driving experience.

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View all 11 replacement options for size 7442NA →

658 Bulbs

Used for: Automatic Transmission Indicator Light Bulb

Car-EyeQ LED 658 LED Interior Light Bulb - 10 pcs

Car-EyeQ LED 658 LED Interior Light Bulb - 10 pcs

Experience superior illumination with the Car-EyeQ LED 658 LED Interior Light Bulb. Powered by an advanced built-in smart IC driver and adorned with 18 high-performance 3014 SMD LED chips, this bulb promises brilliance. Its direct fitment T10 wedge ensures hassle-free plug-and-play installation. Radiate light in every corner with its full 360° light output. Not just about luminance, its 14K gold plated wide contacts assure enhanced connection and heat dissipation. In the realm of interior lighting, Car-EyeQ stands out as the epitome of technology and elegance. Elevate your drive with Car-EyeQ.

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SYLVANIA 658 Incandescent Bulb

SYLVANIA 658 Incandescent Bulb

If light bulbs had the spirit of classic cars, the SYLVANIA 658 Incandescent Bulb would undoubtedly be the Aston Martin DB5 in the lineup. This isn't just any bulb; it's an icon of illumination. Its reliability is unmatched, reminiscent of a vintage engine that starts up without hesitation, every single time. When this bulb lights up, it's not just shedding light–it's announcing its resilient presence. Installation? As effortless as slipping into a pair of well-worn driving gloves. A simple twist, a satisfying click, and you're bathed in its radiant glow. No complications, no manuals thicker than a Sunday roast.

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View all 12 replacement options for size 658 →

912 Bulbs

Used for: Dome Light Bulb

Senzeal 912 LED White Bulb

Senzeal 912 LED White Bulb

Upgrade your vehicle’s reverse lighting with Senzeal T15 LED Bulbs, delivering powerful illumination exactly where you need it. Perfect for all car models requiring T15, 912, or 921 bulbs, these LEDs are the ideal replacement for your reverse lights, providing a significant boost in brightness and safety. With just 3 watts of power, these bulbs produce an impressive 180 lumens of crisp 6000K white light, making them brighter and more efficient than traditional halogen bulbs. Built with high-power 3030 SMD chips and a 360-degree lighting angle, they ensure no blind spots and provide fuller, more consistent illumination. Designed for easy installation, these plug-and-play bulbs are compatible with 98% of vehicles, thanks to their built-in CANBUS system. The intelligent temperature control driver and PC light cover protect the LED chips, extending the bulb’s lifespan and ensuring reliable performance.

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View all 14 replacement options for size 912 →

194 Bulbs

Used for: HVAC Temperature Control Bulb

View all 21 replacement options for size 194 →

This 2021 Jeep Wrangler bulb size page helps you verify the correct bulb by lighting position, so you can match the right replacement before you buy. Whether you are changing a headlight, tail light, dome light, or a smaller interior lamp, using the bulb chart by location makes it easier to avoid guesswork.

The 2021 Jeep Wrangler uses a mix of standard halogen-style bulbs and LED lighting depending on the lamp position and equipment level. Because trim and lighting packages can vary, this page is meant to be a practical reference for checking common bulb sizes on the Wrangler and confirming fitment for your specific vehicle.

For the best fit, compare the bulb listed for your lighting position with the bulb already installed in your Jeep, especially if your Wrangler has an optional package, aftermarket lighting, or a market-specific setup. Some positions may be halogen on one trim and LED on another, and conversions can change the required bulb type or connector style. If you are upgrading from halogen to LED, make sure the new bulb is compatible with the housing and does not cause warning messages, flickering, or beam pattern issues. Checking the installed bulb before ordering is the safest way to confirm the correct replacement.

FAQ

What are the headlight bulb sizes for a 2021 Jeep Wrangler?

The 2021 Jeep Wrangler uses H13 bulbs for both the high beam and low beam headlight positions on this page.

What bulb does the front turn signal use on the 2021 Wrangler?

The front turn signal light bulb is listed as 7442NA for the 2021 Jeep Wrangler.

What bulb fits the parking light on this Jeep?

The parking light bulb is listed as 7442NA for the 2021 Wrangler.

What is the rear turn signal bulb size for the 2021 Jeep Wrangler?

The rear turn signal light bulb is listed as 3157.

Are the brake light and tail light bulbs the same on this model?

Yes. For the 2021 Jeep Wrangler, both the brake light bulb and tail light bulb are listed as 3157.

What bulb is used for the back up light?

The back up light bulb is listed as 7440 on this page.

What is the daytime running light bulb size?

The daytime running light bulb is listed as 7443 for the 2021 Jeep Wrangler.

What bulb does the dome light use?

The dome light bulb is listed as 912.

What is the license plate light bulb type?

The license plate light bulb is listed as LED on this page.

Does the 2021 Jeep Wrangler use LED bulbs in some exterior positions?

Yes. This page shows LED listings for the center high mount stop light, license plate light, front side marker light, and rear side marker light.

What bulb is listed for the fog light on this Wrangler?

The front fog light bulb is listed as 2504 LED, and it is marked as optional in the bulb chart.

Is the HVAC temperature control bulb a common replaceable bulb?

The HVAC temperature control bulb is listed as 194, which is useful when replacing dashboard or control illumination bulbs.

Do all 2021 Jeep Wrangler trims use the same bulb sizes?

Not always. Trim level, lighting package, body style, and market differences can affect bulb fitment, so it is smart to verify the bulb in your exact vehicle.

Should I check the old bulb before buying a replacement?

Yes. Checking the installed bulb is one of the best ways to confirm the correct size, especially if your Wrangler has been modified or fitted with aftermarket lighting.

Jeep Wrangler Bulb Size by Year