2007 Infiniti QX56 Speaker Sizes

The 2007 Infiniti QX56 speaker size chart details factory audio specifications for replacement or aftermarket upgrade purposes. Information covers speaker locations in front door panels and rear door panels. Factory specifications listed enable selection of compatible aftermarket speakers for audio system enhancement. Chart provides reference data for maintaining or upgrading the factory system.

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Speaker Details by Location
Location Size Type Notes
Front Door Panel 6x9 Full-Range
  • Standard installation
  • High replacement priority
  • Replacement difficulty: low
Rear Door Panel 6.75 Midbass / Full-Range
  • Standard installation
  • Medium replacement priority
  • Replacement difficulty: low

2007 Infiniti QX56 Speaker Replacement Summary

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

Replacement difficulty:

Low: 2 Medium: 0 High: 0

Replacement priority:

High: 1 Medium: 1 Low: 0

Additional Notes

  • The 2007 Infiniti QX56 features two distinct speaker sizes across its door panels, with front doors accommodating 6x9 inch units and rear doors housing 6.75 inch circular speakers. This size variation suggests the front door locations may offer more mounting space, potentially allowing for speakers with greater surface area and bass response capabilities.
  • Both front and rear door positions support full-range speaker types, which indicates these locations can handle drivers capable of reproducing multiple frequency ranges without requiring separate tweeters or woofers. The rear door positions additionally accommodate midbass speakers, suggesting these locations might be suitable for configurations where a dedicated tweeter is installed elsewhere in the cabin.
  • The 6x9 inch oval configuration in the front doors of the 2007 Infiniti QX56 typically provides a larger cone area compared to the 6.75 inch round speakers in the rear, which may result in different bass output characteristics between the front and rear soundstage. Upgrading the front door speakers could potentially have a more noticeable impact on overall sound quality due to their closer proximity to front seat occupants.
  • When selecting replacement speakers, the compatibility with full-range types across all door positions offers flexibility in system design, allowing for either matched sets of identical speaker types or a mixed configuration with midbass units in the rear doors paired with component or coaxial speakers up front.
  • The rear door midbass compatibility suggests these positions could be utilized in a multi-way speaker system where higher frequencies are directed to separate tweeters, potentially creating a more detailed and separated soundstage for rear passengers compared to single full-range units.