2021 Subaru Forester Speaker Sizes

The 2021 Subaru Forester speaker size chart provides factory specifications for replacement and upgrade purposes. Information includes aftermarket speaker sizes and locations within the audio system. Details cover front door panel, rear door panel, and dashboard positions to assist with identifying compatible components for factory system modifications or complete audio installations.

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Speaker Details by Location
Location Size Type Notes
Dashboard 1 Tweeter
  • Requires panel disassembly
  • Medium replacement priority
  • Replacement difficulty: medium
Front Door Panel 6x9 Full-Range
  • Standard installation
  • High replacement priority
  • Replacement difficulty: low
Rear Door Panel 6.5 Midbass / Full-Range
  • Standard installation
  • Medium replacement priority
  • Replacement difficulty: low

2021 Subaru Forester 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: 2 Low: 0

Additional Notes

  • The 2021 Subaru Forester features a three-position speaker arrangement with tweeters mounted in the dashboard and larger drivers in both door locations.
  • Dashboard tweeters at 1 inch typically handle high-frequency reproduction, while the door-mounted speakers manage mid and low frequencies in this configuration.
  • Front door panels accommodate 6x9 inch full-range speakers, which can reproduce a broader frequency spectrum compared to dedicated midbass units.
  • Rear door positions accept either 6.5 inch midbass drivers or full-range speakers, offering flexibility depending on whether the system separates frequency duties or consolidates them.
  • The presence of dedicated dashboard tweeters suggests the factory system may already employ component-style separation, making tweeter replacement potentially relevant for audio upgrades.
  • Replacing the front door 6x9 speakers might yield noticeable sonic changes given their full-range designation and larger cone area relative to the rear 6.5 inch positions.
  • The oval 6x9 configuration in front doors provides greater cone surface area than round 6.5 inch speakers, potentially offering more output in the lower frequency range.
  • Aftermarket options for the rear position would need to match the 6.5 inch specification, with buyers choosing between dedicated midbass units or full-range replacements based on system design.