2006 Lexus GX470 Speaker Sizes

The 2006 Lexus GX470 factory audio system features specific mounting locations for audio components. Overhead and cargo area locations accommodate a 3.5 inch speaker size and a 10 inch subwoofer. Front door panel and rear door panel locations accept 6.5 inch units. Subwoofer, midrange, midbass, and full-range units serve as compatible speaker types for replacement and upgrade.

Specific details regarding locations, speaker sizes, and types are outlined in the compatibility chart.

Speaker Details by Location
Location Size Type Notes
Cargo Area 10 Subwoofer
  • Ample working space
  • Medium replacement priority
  • Replacement difficulty: low
Front Door Panel 6.5 Midbass / Full-Range
  • Standard installation
  • High replacement priority
  • Replacement difficulty: low
Overhead 3.5 Midrange
  • Requires headliner removal
  • Professional service only
  • Low replacement priority
  • Replacement difficulty: high
Rear Door Panel 6.5 Midbass / Full-Range
  • Standard installation
  • Medium replacement priority
  • Replacement difficulty: low

2006 Lexus GX470 Speaker Replacement Summary

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

Replacement difficulty:

Low: 3 Medium: 0 High: 1

Replacement priority:

High: 2 Medium: 1 Low: 1

2006 Lexus GX470 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 2006 Lexus GX470 factory audio system includes overhead midrange speakers that may warrant attention during upgrades, as these smaller drivers typically handle vocal frequencies and could contribute to overall cabin soundstage when replaced with higher-quality components.
  • Both front and rear door panels accommodate 6.5 inch speakers with compatibility for either midbass or full-range designs, suggesting flexibility in component selection based on whether the factory tweeter locations are retained or bypassed.
  • The cargo area subwoofer location provides a factory-installed 10 inch position that could simplify aftermarket bass upgrades without requiring custom enclosure fabrication or mounting solutions.
  • Door panel speakers in this configuration might benefit from component-style replacements rather than coaxial designs if the overhead midrange speakers are maintained, potentially creating a more balanced frequency distribution across the listening area.
  • The radio supports both single DIN and double DIN head unit installations, which may influence amplifier integration options and signal processing capabilities when planning speaker upgrades beyond basic replacements.
  • Replacing the overhead 3.5 inch midrange drivers could address common frequency gaps that occur in multi-speaker factory systems, particularly in the upper midrange where clarity and detail often suffer with stock components.