2017 Ford Flex Speaker Sizes

A speaker size chart for the 2017 Ford Flex lists factory audio specifications and locations throughout the vehicle. Information covers replacement speakers in the A-pillar, dashboard, D-pillar, front door panel, rear door panel, and rear side panel. Data includes aftermarket upgrade options for the factory audio system.

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Speaker Details by Location
Location Size Type Notes
A-Pillar 1 Tweeter
  • Requires panel disassembly
  • Professional installation recommended
  • Low replacement priority
  • Replacement difficulty: high
D-Pillar 3.5 Midrange
  • Extremely difficult access
  • Professional service only
  • Low replacement priority
  • Replacement difficulty: high
Dashboard 3.5 Full-Range
  • Requires panel disassembly
  • Medium replacement priority
  • Replacement difficulty: medium
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

2017 Ford Flex Speaker Replacement Summary

6 total positions
2 easy to replace
1 high priority
2 professional only

Replacement difficulty:

Low: 2 Medium: 2 High: 2

Replacement priority:

High: 1 Medium: 2 Low: 3

Additional Notes

  • The 2017 Ford Flex factory audio configuration includes dedicated tweeters in the A-pillars, which handle high-frequency reproduction separately from the larger door speakers.
  • Front and rear door panels share the same 6x8 inch full-range speaker configuration, potentially simplifying the replacement process if both locations are upgraded simultaneously.
  • The 3.5 inch D-pillar midrange speakers may contribute to rear passenger audio quality, though their smaller size typically limits lower frequency output compared to the door-mounted units.
  • An 8 inch woofer in the rear side panel position suggests the factory system includes some bass reinforcement beyond what the door speakers provide alone.
  • Dashboard-mounted 3.5 inch full-range speakers could affect center stage imaging and overall soundstage width, though their compact size may restrict dynamic range capabilities.
  • Replacing the front door 6x8 inch speakers and A-pillar tweeters might yield the most noticeable improvement in sound quality, as these positions typically receive the most attention in aftermarket audio upgrades.
  • The presence of separate tweeters, midrange, and woofer locations indicates a multi-way speaker arrangement that divides the audio spectrum across different driver types and positions.