2007 Lexus RX350 Speaker Sizes

The 2007 Lexus RX350 factory audio system features specific mounting locations for various audio components. Overhead and cargo area locations accommodate a 3.5 inch speaker size alongside a 10 inch unit, while front door panel and rear door panel locations accept 6.5 inch speakers. Compatible replacement and upgrade speaker types include subwoofers, midrange, midbass, and full-range units.

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

2007 Lexus RX350 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

2007 Lexus RX350 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 2007 Lexus RX350 features a multi-location speaker setup with varying sizes that accommodate different frequency ranges throughout the cabin and cargo areas.
  • Front and rear door panels share the same 6.5 inch speaker size, which may simplify the upgrade process when replacing multiple speakers with matching components.
  • Door panel speakers accept both midbass and full-range driver types, suggesting flexibility in how the sound system can be configured depending on whether a separate tweeter is used.
  • The overhead location uses smaller 3.5 inch midrange speakers, which typically handle vocal and instrumental frequencies in the middle of the audio spectrum.
  • A 10 inch subwoofer location exists in the cargo area, indicating factory provisions for low-frequency reproduction separate from the door-mounted speakers.
  • The radio opening supports both single DIN and double DIN head units, providing options for aftermarket stereo installations with different screen sizes and control layouts.
  • Replacing the overhead midrange speakers could affect how sound disperses throughout the cabin, particularly for rear seat passengers.
  • The door panel speakers likely handle the majority of the frequency range when full-range types are installed, potentially eliminating the need for separate tweeters in a basic configuration.
  • Upgrading the cargo area subwoofer might provide noticeable improvements in bass response compared to replacing smaller speakers first.
  • The variety of speaker sizes and types suggests the factory system was designed with some degree of audio separation across different frequency bands.