1990 Toyota Tercel Speaker Sizes

The 1990 Toyota Tercel speaker size chart provides factory audio specifications and locations for replacement or aftermarket upgrade purposes. Information includes speaker positions in the dashboard, front door panel, rear side panel, and rear deck lid. Details cover factory system configurations and compatible aftermarket speaker specifications for each location within the vehicle.

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Speaker Details by Location
Location Size Type Notes
Dashboard 4 Midrange
  • Requires panel disassembly
  • Medium replacement priority
  • Replacement difficulty: medium
Front Door Panel 6.5 Midbass / Full-Range
  • Standard installation
  • High replacement priority
  • Replacement difficulty: low
Rear Deck Lid 6.5 Midbass / Full-Range
  • Access through trunk
  • Medium replacement priority
  • Replacement difficulty: low
Rear Deck Lid 5.25 Midbass / Full-Range
  • Access through trunk
  • Medium replacement priority
  • Replacement difficulty: low
Rear Side Panel 4 Midrange
  • Requires trim removal
  • Medium replacement priority
  • Replacement difficulty: medium

1990 Toyota Tercel Speaker Replacement Summary

5 total positions
3 easy to replace
1 high priority
0 professional only

Replacement difficulty:

Low: 3 Medium: 2 High: 0

Replacement priority:

High: 1 Medium: 3 Low: 1

1990 Toyota Tercel Radio Slot Size (DIN)

DIN Type Size (inch) Size (mm) Notes
Single DIN 7"×2" 180×50 Standard size for basic car radios with small display or no display
  • Always measure the slot before purchasing a new radio
  • Check slot depth - it may vary

Additional Notes

  • The 1990 Toyota Tercel features five distinct speaker locations with three different size specifications, suggesting a factory audio system designed to distribute sound across multiple points in the cabin.
  • Front door panels accommodate 6.5 inch speakers classified as midbass or full-range types, which typically handle broader frequency ranges compared to smaller midrange units.
  • The rear deck lid contains two separate speaker positions with different sizes: 5.25 inch and 6.5 inch openings, both supporting midbass or full-range configurations.
  • Dashboard and rear side panel locations utilize 4 inch midrange speakers, which generally focus on vocal and instrumental frequencies rather than bass reproduction.
  • Replacing the front door speakers may offer the most noticeable improvement in overall sound quality, as 6.5 inch full-range units can reproduce a wider spectrum of frequencies than the smaller dashboard midrange speakers.
  • The combination of midrange and full-range speaker types suggests the factory system likely distributed frequencies across locations, with smaller units handling mid-frequencies while larger speakers managed bass and lower mid-range content.
  • Upgrading the rear deck lid speakers could enhance bass response and rear passenger audio experience, particularly since these locations support larger midbass-capable units.
  • The single DIN radio opening follows standard sizing for aftermarket head unit replacement, which may facilitate integration with modern audio sources and amplification options.