
AUTOONE 9006/HB4 LED Bulbs, 70000LM 1200% Ultra Bright, R...
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Used for: Fog Light Bulb Front
Used for: Headlight Bulb High Beam and Low Beam
Used for: Back Up Reverse Light Bulb
Used for: Brake Light Bulb, Tail Light Bulb
Used for: Center High Mount Stop Light Bulb, Trunk or Cargo Area Light
Used for: License Plate Light Bulb
Used for: Parking Light Bulb, Turn Signal Light Bulb Front
Used for: Roof Marker Light Bulb, Map Light Bulb(Compare to original - Option 1)
Used for: Turn Signal Light Bulb Rear
Used for: Dome Light Bulb(Compare to original - Option 1)
Used for: Dome Light Bulb(Compare to original - Option 2)
Used for: Engine Compartment Light Bulb
Used for: Map Light Bulb(Compare to original - Option 2)
This page lists the bulb sizes for the 2004 Dodge Ram 2500 by lighting position, making it easier to confirm the correct replacement before you buy. Because truck configurations can vary, checking the bulb chart by location is the safest way to match the right part to the right lamp.
Use this guide to identify common exterior and interior bulbs on the 2004 Dodge Ram 2500, including headlights, tail lights, brake lights, marker lights, and cabin lights. It is designed to help you compare the installed bulb with the listed size so you can replace only what you need.
Fitment can vary by trim, body style, market, and lighting package, so always verify the bulb in the vehicle before ordering. Some owners switch from halogen to LED, but aftermarket conversions may change brightness, beam pattern, or warning behavior, especially in headlight and signal applications. If your truck has been modified, or if a previous owner changed the sockets or housings, the listed bulb size may not match what is currently installed. Checking the old bulb and the socket style first can save time and prevent returns.
The listed headlight bulb size for both high beam and low beam is 9007.
The front turn signal bulb is listed as 4157NA.
The front parking light bulb is also listed as 4157NA.
The tail light bulb is 3057R, and the brake light bulb is also 3057R.
The rear turn signal bulb is listed as 3057A.
The back up reverse light bulb is 3057.
The center high mount stop light bulb is 912.
The license plate light bulb is 168.
Two map light bulb options are listed: 194 and 212-2, depending on the original lamp setup.
Two dome light bulb options are listed: 578 and 579, depending on the original configuration.
The trunk or cargo area light bulb is listed as 912.
The engine compartment light bulb is listed as 561.
Yes, in many positions you can use LED replacements, but fitment and performance can vary. Check the socket, polarity, and beam pattern before installing LED bulbs.
Trim level, body style, market, and lighting package can affect bulb fitment, so the installed bulb should always be checked against the chart before purchase.