2003 Ford Expedition Speaker Sizes

The 2003 Ford Expedition speaker size chart provides factory specifications and locations for audio system components. Information covers replacement and upgrade options for front door panel, rear door panel, and rear side panel positions. Aftermarket installation details include specifications for each speaker location within the audio system.

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Speaker Details by Location
Location Size Type Notes
Front Door Panel 6x8 Full-Range
  • Standard installation
  • High replacement priority
  • Replacement difficulty: low
Rear Door Panel 6x8 Full-Range
  • Standard installation
  • Medium replacement priority
  • Replacement difficulty: low
Rear Side Panel 8 Woofer
  • Requires trim removal
  • Medium replacement priority
  • Replacement difficulty: medium

2003 Ford Expedition Speaker Replacement Summary

3 total positions
2 easy to replace
1 high priority
0 professional only

Replacement difficulty:

Low: 2 Medium: 1 High: 0

Replacement priority:

High: 1 Medium: 1 Low: 1

2003 Ford Expedition Radio Slot Size (DIN)

DIN Type Size (inch) Size (mm) Notes
Single DIN or Double DIN 7"×2" or 7"×4" 180×50 or 180×100 Vehicle supports both radio sizes
  • Always measure the slot before purchasing a new radio
  • Check slot depth - it may vary

Additional Notes

  • The 2003 Ford Expedition uses 6x8 inch openings in both front and rear door panels, suggesting a standardized approach to door speaker placement that may simplify replacement planning.
  • Full-range speakers in the door locations handle the complete audio spectrum without requiring separate tweeters or crossovers, which could make aftermarket upgrades more straightforward.
  • An 8 inch woofer location in the rear side panel indicates dedicated low-frequency reinforcement separate from the door-mounted full-range units.
  • Replacing the door panel speakers might take priority for overall sound improvement since they function as the primary audio source across the frequency range.
  • The rear side panel woofer location focuses on bass output, potentially enhancing lower frequencies that the 6x8 full-range speakers may not reproduce as effectively.
  • Aftermarket 6x8 speakers come in various sensitivity ratings and power handling capacities, which could influence perceived volume and clarity compared to factory units.
  • Component speakers could replace the full-range door units, though this would require mounting separate tweeters and possibly adding external crossovers.
  • The single DIN and double DIN radio compatibility provides flexibility when considering head unit upgrades that might better drive aftermarket speakers.
  • Coaxial full-range speakers maintain the factory configuration while potentially offering improved materials like polypropylene cones or silk dome tweeters.
  • The 8 inch woofer position might benefit from impedance-matched replacements to maintain proper load on the amplifier circuit.