RAM 2500 2018 Bulb Size

Bulb size chart

9005 Bulbs

Used for: Headlight Bulb High Beam, Headlight Bulb Low Beam(with projector-type headlights)

View all 30 replacement options for size 9005 →

H11 Bulbs

Used for: Headlight Bulb Low Beam(without projector-type headlights)

PIAA 15211 H11 Xtreme White Plus

PIAA 15211 H11 Xtreme White Plus

Xtreme White Hybrid bulbs are worth it if you want the lightest possible. They're brighter and provide better contrast versus stock, allowing drivers to see farther with greater safety on dark roads or high traffic areas like city streets at night time - because these lights don't have any filters that would interfere with their visibility! Made from quality materials such as quartz glass alongside our special alloy filaments which reflect heat much more efficiently than common metals do; this means they will last longer without getting too hot and eventually cracking under pressure (which can lead us to an accident).

$73.19

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View all 24 replacement options for size H11 →

7440 Bulbs

Used for: Back Up Reverse Light Bulb (with projector-type headlights)

View all 8 replacement options for size 7440 →

921 Bulbs

Used for: Back Up Reverse Light Bulb (without projector-type headlights), Center High Mount Stop Light Bulb, Trunk or Cargo Area Light

View all 14 replacement options for size 921 →

3057R Bulbs

Used for: Brake Light Bulb(without projector-type headlights)

PA 3057 Red Light Bulb - Turn Signal, Side Marker, Stop, Back, Tail Light

PA 3057 Red Light Bulb - Turn Signal, Side Marker, Stop, ...

FITMENT - Compatible with 3056, 3057, 3156, 3157, and 4157 bulbs. Commonly used for various vehicle lights such as Parking, Indicator, Direction Indicator, Third Stop, Rear, Stop, Signal Turn, Day Running, and Tail Lights (Specific application may vary by vehicle model). EASY INSTALLATION - Designed with Constant Current technology for a simple plug-and-play setup. Not suitable for CK sockets. NOTICE - Hyper flash prevention may require a Load resistor when replacing Turn Signal Lights. Alternatively, some vehicles may require a flasher relay to resolve fast blinker issues.

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KATUR Red 3057 LED Light Bulb

KATUR Red 3057 LED Light Bulb

Why would you like this product? Enhanced Visibility with 4014 LED Chips Utilizing super bright 4014 48Chips, these LEDs deliver optimal beam patterns for superior visibility. Say goodbye to dark spots, short beams, and scattered light. Enjoy 360-degree lighting that produces an astonishing emitted light effect. Outstanding Performance Designed to be waterproof, the 3157 3156 LED Bulbs can withstand any harsh weather conditions. They provide excellent visibility while driving, even in situations with poor visibility caused by rain, fog, dust, or snow. Efficient Heat Dissipation Design Incorporating a large aluminum heat sink, these LEDs effectively dissipate heat, ensuring trouble-free operation and outstanding heat resistance even under high temperatures. This design not only enhances lighting efficiency but also extends the service life to over 50,000 hours. Built for Durability Featuring a robust aluminum housing and a glass lens projector, these LEDs offer maximum light output. The aircraft-grade aluminum heat sink maintains low temperatures, while the built-in constant current IC ensures a longer lifespan and minimal power consumption. With a working lifespan of over 50,000 hours, they outlast halogen bulbs by 50 times.

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View all 12 replacement options for size 3057R →

194 Bulbs

Used for: License Plate Light Bulb, Glove Box Light Bulb

View all 21 replacement options for size 194 →

7441 Bulbs

Used for: License Plate Light Bulb, Glove Box Light Bulb

KATUR T20 White/Amber Switchback LED Light Bulbs (7441)

KATUR T20 White/Amber Switchback LED Light Bulbs (7441)

The KATUR T20 White/Amber Switchback LED Light Bulbs (7441) are a great upgrade for your vehicle's lighting. These energy-efficient bulbs have a 12V operating voltage and are designed to last 50,000 hours, 50 times longer than traditional incandescent bulbs. The single-contact 7440 LED light bulb replaces most auto car incandescents and is well-matched with the original incandescent lights. The easy plug-and-play installation means you just have to plug it into the socket, and flip the bulb horizontally if it does not light up to match the + and - polarity. With 42 2835 SMD LED lights, this bulb provides bright and versatile white/amber switchback lighting. It is CE/RoHS compliant, ensuring high standards and quality. Choose the KATUR T20 White/Amber Switchback LED Light Bulbs for a longer-lasting and more versatile lighting solution.

$17.99

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View all 13 replacement options for size 7441 →

3157A Bulbs

Used for: Parking Light Bulb(without projector-type headlights), Side Marker Light Bulb Front(without projector-type headlights), Turn Signal Light Bulb Front(without projector-type headlights)

TUINCYN 3157A LED Amber Bulb

TUINCYN 3157A LED Amber Bulb

Standard 3157 LED Bulb Lamp with 5630 33SMD High Power LEDs, Brighter than Normal Incandescent Bulbs. Cross-Compatibility: Fits 3047, 3057, 3057A, 3155, 3157, 3157A, 3157NA, 3357, 3357A, 3454NA, 3457, 3457A, 3457NA, 3757A, 3156, 3056, 3356, 3456, 4156, 4057, 4114, 4157, 4157NA, 5702A, 5702AK Used for Tail Lights, Brake Lights, Reverse Lights, Turn Signals Lights, Side Marker Lights, Rear Light, Stop Lamp, Backup Lights, etc. Easy to install, plug and play bulb, no wiring needed. Point-to-point welding, the light body structure and firm, not easy to damage. 360 Degree Beam Angle design lights up every corner. Faster on/off response time.

$13.99

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AUXITO LED Turn Signal Light Bulbs 3157 LED Bulbs Amber Yellow

AUXITO LED Turn Signal Light Bulbs 3157 LED Bulbs Amber Y...

Non-polarity. Can be used for front rear turn signal light, side marker light, blinker light, parking light, daytime running light, brake light, tail light, etc. When these 3157 led amber bulbs are used for turn signal lights or blinker lights, some vehicles may meet canbus issues, such as flicker, hyper flash or error warning, etc, load resistors or flasher relay may be required to solve the issues, you can contact us through Amazon Buyer Message to get help and solutions

$16.19

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Philips 3157A LLB2 Miniature Bulb

Philips 3157A LLB2 Miniature Bulb

The Philips 3157A LLB2 miniature bulb is a halogen bulb that provides twice the life of standard incandescent bulbs. It has a long-life rating of 2,500 hours and is used in many applications such as headlamps, turn signal lights, license plate lights and marker lamps. The Miniature Bulb by Philips is an original equipment quality seal for the most reliable performance. Always replace in pairs to ensure a symmetric light beam from both bulbs on the road. Bulbs dim over time. This package contains two miniature bulbs with one year warranty.

$5.76

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View all 13 replacement options for size 3157A →

3057A Bulbs

Used for: Side Marker Light Bulb Rear(without projector-type headlights)

View all 10 replacement options for size 3057A →

3157R Bulbs

Used for: Tail Light Bulb(without projector-type headlights)

View all 13 replacement options for size 3157R →

3057 Bulbs

Used for: Turn Signal Light Bulb Rear(without projector-type headlights)

KaTur 3057 LED  High-Power Bulbs

KaTur 3057 LED High-Power Bulbs

3157 T25 LED Bulbs 360°viewing angle for better, no blind spot lighting angle design, brings an astounding emitted light effect, allover light emission to upgrade your car with super bright light to alert other drivers earlier. Xenon White lighting offers more expansive vision and clearer of the surrounding. Energy-Saving, low temperature, low power consumption, better heat dissipation, and much longer lifespan, lasting up to 60,000 hours. Universal 3157 T25 LED Bulbs Standard Socket Fit directly into multiple bulb size sockets such as 3156 3157 3056 4156 3047 3157A 3057 3357 3457 4057 4114 4157 LED Bulbs. Apply to most cars, trucks, SUVs, or vans as Backup-light, Tail light, and Brake light.

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Philips CrystalVision Miniature 3057 Bulb

Philips CrystalVision Miniature 3057 Bulb

The Philips CrystalVision Miniature 3057 Bulb is a great choice for drivers looking to personalize their vehicle. These bulbs are designed for use in turn signals, side markers, and tail lights and provide a bright white light that will make your vehicle stand out on the road. The Philips CrystalVision line is known for delivering high-quality and reliable lighting solutions, and these miniature bulbs are no exception. Upgrade your vehicle's lighting with the Philips CrystalVision Miniature 3057 Bulb for a brighter and more personalized ride.

$4.75

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View all 12 replacement options for size 3057 →

561 Bulbs

Used for: Engine Compartment Light Bulb

Sylvania Long Life  561 Miniature Bulb

Sylvania Long Life 561 Miniature Bulb

The Sylvania 561 Long Life Mini Bulb is an excellent choice for replacing the interior or exterior lighting in your car or truck. These bulbs have been designed to last longer, withstanding road shock and vibration. With their durable filament construction and unique gas mixture, the 3 Long Life bulbs have an extended lifespan, saving you time and money on replacements. Sylvania's OEM status guarantees high-quality lighting that enhances both safety and functionality in your vehicle. The 3 bulb emits bright, white light and is simple to install. It is also compliant with road regulations.

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Ruiandsion 561 LED Interior Bulbs

Ruiandsion 561 LED Interior Bulbs

Upgrade your car's lighting system today with the Ruiandsion 561 LED Interior Bulbs and experience enhanced brightness and longevity. These bulbs require no wire modification and consume low power, offering energy efficiency. With a wide lighting angle of 360 degrees, they provide comprehensive and uniform lighting coverage.Boasting an impressive service life of 50,000 hours, these bulbs are built to last. They are specifically designed for car interior lights, including dome and map lights. Featuring a low working temperature and excellent heat dissipation, these bulbs ensure efficient and safe operation. Installation is a breeze and can be done in minutes without the need for any tools. Equipped with 12 pieces of high-quality 2835 LED chipset per bulb, the Ruiandsion 561 LED Interior Bulbs deliver a much brighter illumination compared to the original bulbs. The aluminum body design further enhances heat dissipation for prolonged lifespan.

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View all 11 replacement options for size 561 →

578 Bulbs

Used for: Map Light Bulb

View all 12 replacement options for size 578 →

This 2018 RAM 2500 bulb size page helps you verify the correct bulbs by lighting position, so you can match the right part before you buy. Because trim level, body style, and lighting package can change the fitment, it is important to check the exact lamp location on your truck rather than relying on a single bulb number for every version.

Use this guide to identify common exterior and interior bulbs on the 2018 RAM 2500, including headlights, turn signals, tail lights, reverse lights, license plate lights, map lights, and cargo-area lighting. The listings below are organized by position to make replacement easier and to reduce the chance of ordering the wrong bulb.

Fitment can vary between projector-type and non-projector headlights, and some trucks may use different bulbs depending on market, cab style, or lighting package. The 2018 RAM 2500 may also have halogen or LED setups, and aftermarket conversions can change the correct replacement choice. Before ordering, check the bulb currently installed in your truck and compare the base, connector, and shape to the listing on this page. If a previous owner upgraded to LEDs or changed housings, the original bulb size may no longer match what is in the vehicle now.

FAQ

What bulbs does a 2018 RAM 2500 use for the low beam headlights?

The low beam bulb depends on headlight type. 2018 RAM 2500 models with projector-type headlights use 9005 for the low beam, while models without projector-type headlights use H11.

What is the high beam bulb size on a 2018 RAM 2500?

The high beam headlight bulb is 9005 on the 2018 RAM 2500.

Which bulb fits the front turn signal on a 2018 RAM 2500 without projector-type headlights?

For trucks without projector-type headlights, the front turn signal bulb is 3157A.

Which bulb fits the rear turn signal on a 2018 RAM 2500 without projector-type headlights?

The rear turn signal bulb for non-projector setups is 3057.

What bulb is used for the brake light on a 2018 RAM 2500 without projector-type headlights?

The brake light bulb for models without projector-type headlights is 3057R.

What are the reverse light bulb sizes on a 2018 RAM 2500?

Reverse light fitment depends on headlight configuration. Trucks with projector-type headlights use 7440 for the back up reverse light, while trucks without projector-type headlights use 921.

What bulb does the center high mount stop light use?

The center high mount stop light bulb is 921 on the 2018 RAM 2500.

What bulb is used for the license plate light?

The license plate light bulb can be 194 or 7441 on the 2018 RAM 2500.

What bulb fits the map light in the cab?

The map light bulb is 578.

What bulb is used for the glove box light?

The glove box light bulb can be 194 or 7441.

Does the 2018 RAM 2500 use different bulbs for projector and non-projector headlights?

Yes. Several exterior bulbs differ by headlight type, including the low beam, front turn signal, parking light, side marker, brake light, rear turn signal, tail light, and reverse light.

How can I make sure I buy the correct bulb for my RAM 2500?

Check the bulb location, confirm whether your truck has projector-type headlights, and compare the installed bulb to the listing before purchasing. This is the best way to avoid fitment mistakes on a 2018 RAM 2500.

RAM 2500 Bulb Size by Year