Acura MDX 2007 Bulb Size
Bulb size chart
This 2007 Acura MDX bulb size guide helps you verify the correct replacement bulb by lighting position, so you can match the right part before you buy. Whether you are replacing a headlight, brake light, interior lamp, or license plate bulb, this page organizes the fitment information for the most common exterior and cabin lights on the 2007 Acura MDX.
Use the bulb chart to compare each location on the vehicle, including low beam, high beam, daytime running lights, reverse lights, turn signals, marker lights, and interior bulbs. Because lighting can vary by trim, package, and market, checking the exact bulb position is the best way to avoid ordering the wrong size.
Fitment on the 2007 Acura MDX can differ depending on trim level, lighting package, body style, and regional equipment. Some positions use halogen bulbs, while others may be LED-based or use HID components such as the low beam D2S setup, so it is important to match the original design before changing anything. If you are considering an aftermarket LED conversion, confirm that the bulb base, connector, and housing clearance are compatible, and be aware that beam pattern and warning messages can differ from stock. For the best results, remove the installed bulb and compare it with the replacement before purchase, especially for interior and small exterior bulbs where similar-looking sizes can be easy to confuse.
FAQ
What bulb does the 2007 Acura MDX use for the low beam headlight?
The listed low beam headlight bulb is D2S. This is the main bulb size to check for the factory low beam setup on the 2007 Acura MDX.
What is the high beam bulb size for a 2007 Acura MDX?
The high beam bulb size is 9005. The same 9005 bulb is also listed for the daytime running light position on this vehicle.
What bulb fits the front fog lights on the 2007 Acura MDX?
The front fog light bulb is listed as H11 LED or H16 LED, depending on the exact setup. Verify the installed bulb and connector before ordering a replacement.
What size is the reverse light bulb on this MDX?
The back up reverse light bulb is 921. This is the bulb size used for the rear reverse lamps on the 2007 Acura MDX.
What bulb is used for the front turn signals?
The front turn signal light bulb is 7440A. This is the correct fitment listed for the front signal position on the 2007 Acura MDX.
What bulb size is used for the rear turn signals?
The rear turn signal light bulb is 7440. It is different from the front signal bulb, so be sure to match the rear position specifically.
What bulbs are used for the license plate lights?
The license plate light bulb sizes are 168 and 917. Either size may be listed for this position, so check the existing bulb or socket style before buying.
What are the interior dome and map light bulb sizes?
The dome light uses DE3175. The map light and rear reading light use 2825 or 98, depending on the exact lamp location and equipment.
What bulb fits the parking lights and trunk or cargo light?
The parking light bulb and trunk or cargo area light are listed as 168 or 917. These small wedge-style bulbs are common on the 2007 Acura MDX.
Does the 2007 Acura MDX use LED bulbs anywhere from the factory?
Some exterior positions on the chart are listed as LED, including the center high mount stop light, brake light, and tail light. Other positions use standard halogen or HID bulb types, so the lighting setup is mixed.
Why does the bulb size page mention trim and market differences?
Because the 2007 Acura MDX can vary by trim, lighting package, and market, not every vehicle will use the same exact bulb in every position. Checking the specific lamp on your vehicle is the safest way to confirm fitment.
What should I check before replacing a bulb on my 2007 Acura MDX?
Check the bulb base, connector shape, and the installed bulb number before you order. This is especially important for fog lights, HID low beams, and interior bulbs where similar sizes can be easy to mix up.