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What size door speakers are in the Ford f450?

The typical factory door speakers in most Ford F-450 Super Duty trucks are 6x8 inches for the front doors, with rear doors usually matching 6x8 inches or sometimes using 5x7 inches depending on year and audio package. Exact sizes vary by model year and trim, so check your specific build sheet or service manual to confirm.


Common front-door speaker sizes


Most Ford F-450 Super Duty models use a single, standard footprint for the front doors across recent years, though the exact configuration can shift with audio upgrades.



  • Recent models (roughly 2017–present) with standard or upgraded audio packages typically use 6x8-inch front-door speakers, often paired with a separate tweeter in the dash or door panel.

  • Some older or base-trim configurations from earlier decades may have used 5x7-inch front-door speakers, depending on the factory audio setup.

  • Premium audio packages can still use the 6x8 footprint but may feature higher-end components within the same mounting space.


When upgrading, plan for 6x8-inch front-door speakers as the default starting point, but verify the exact size for your year and trim to ensure proper fit and wiring compatibility.


Rear-door speaker sizes


The rear doors on most contemporary F-450s follow a similar footprint to the front doors, but there are exceptions based on year and audio configuration.



  • Many newer F-450s use 6x8-inch speakers in the rear doors as part of the standard or upgraded system.

  • Some older or lower-trim models may employ 5x7-inch rear-door speakers depending on the specific audio package and market.


Because rear-door sizes can vary more by year and trim, it’s important to confirm the exact dimension for your specific truck before purchasing replacements.


How to confirm the exact size for your truck


Use these steps to verify the correct speaker size for your Ford F-450, since variations exist by year and trim.



  1. Consult the owner's manual or the official Ford parts catalog for your year and trim level.

  2. Inspect the current speakers and door mounting area for size markings or mounting screw patterns.

  3. Check the VIN and build sheet (or contact a Ford dealership with the VIN) to pull the exact speaker sizes used in your factory configuration.

  4. If you’re replacing, temporarily remove a door panel to measure the mounting diameter and depth, or compare the OEM part number for accuracy.


Verifying with official sources or by a hands-on measurement helps ensure you get the right size and a proper fit for your audio upgrade or replacement.


Summary


In most Ford F-450 Super Duty models, front-door speakers are 6x8 inches, while rear-door sizes are commonly 6x8 inches as well, though some year/trim combinations use 5x7 inches. Because configurations vary with model year and available audio packages, always confirm the exact size using your VIN, the owner's manual, or the dealership's parts catalog before purchasing replacements or upgrades.

Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.