2011 Subaru Forester Speaker Sizes

The 2011 Subaru Forester speaker size chart provides factory specifications for replacement or aftermarket audio system components. Information includes speaker locations within the vehicle, such as front door panel and rear door panel positions. Details cover stock audio configurations to assist with upgrade planning and compatibility verification for aftermarket installations.

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Speaker Details by Location
Location Size Type Notes
Front 1 Tweeter
  • Main speakers location
  • High replacement priority
  • Replacement difficulty: medium
Front Door Panel 6.5 Midbass / 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

2011 Subaru Forester Speaker Replacement Summary

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

Replacement difficulty:

Low: 2 Medium: 1 High: 0

Replacement priority:

High: 2 Medium: 1 Low: 0

2011 Subaru Forester 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 front locations in the 2011 Subaru Forester accommodate two distinct speaker types, with 1-inch tweeters handling high frequencies while 6.5-inch units in the door panels manage mid-to-low range or full-spectrum reproduction.
  • Both front and rear door panels share identical 6.5-inch sizing, which suggests a factory design intended for component system upgrades where matching drivers could create a more cohesive soundstage throughout the cabin.
  • The separate tweeter mounting points indicate that the factory audio configuration likely uses a component-style arrangement rather than coaxial speakers, potentially offering better staging and imaging when upgraded with quality aftermarket units.
  • Door panel speakers accepting either midbass or full-range types provide flexibility in system design, allowing owners to choose between dedicated frequency-specific drivers or single full-range units depending on amplification and crossover preferences.
  • The 2011 Subaru Forester's radio compatibility with both single and double DIN head units expands installation options for source components that might better drive upgraded speakers or provide additional signal processing capabilities.
  • Replacing the 1-inch tweeters could meaningfully affect high-frequency extension and detail retrieval, particularly if the factory units exhibit the typical limitations of OEM speakers in terms of material quality and frequency response.
  • The uniform 6.5-inch specification across all four door positions simplifies the parts selection process when planning a complete speaker overhaul, as identical models could be installed at each location for consistent tonal characteristics.