1987 Toyota Supra Speaker Sizes

The 1987 Toyota Supra factory audio system includes specific locations configured with designated dimensions. Front door panels and rear deck lids accept 4 inch speakers. Midrange compatible types serve as a replacement and upgrade for the vehicle.

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

Speaker Details by Location
Location Size Type Notes
Front Door Panel 4 Midrange
  • Standard installation
  • High replacement priority
  • Replacement difficulty: low
Rear Deck Lid 4 Midrange
  • Access through trunk
  • Medium replacement priority
  • Replacement difficulty: low

1987 Toyota Supra 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

1987 Toyota Supra 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 1987 Toyota Supra uses 4-inch speakers in both front door panels and rear deck lid locations, which suggests a compact speaker configuration throughout the cabin.
  • All factory speaker positions accommodate midrange drivers rather than full-range or coaxial speakers, indicating a frequency-limited audio design that may benefit from aftermarket subwoofer integration.
  • The uniform 4-inch sizing across front and rear positions simplifies replacement planning, as the same speaker models can potentially be installed in multiple locations.
  • Midrange-type speakers typically handle frequencies between approximately 300 Hz and 5 kHz, which means the factory system may lack extended low bass and high treble reproduction without additional components.
  • The single DIN or double DIN radio compatibility provides flexibility for head unit upgrades, which could enhance signal processing and power delivery to replacement speakers.
  • Replacing the small midrange drivers with modern 4-inch coaxial speakers might broaden the frequency response and improve overall sound clarity without requiring modifications to mounting locations.
  • The 4-inch size constraint may limit bass output capability even with upgraded speakers, as smaller cones have inherent physical limitations in moving the air volume necessary for lower frequencies.
  • Component speaker systems designed for 4-inch applications could offer improved staging and imaging compared to the factory midrange-only configuration, though installation complexity would increase.