1977 Mercedes-Benz 280E Speaker Sizes

Information on factory and aftermarket speaker specifications for the 1977 Mercedes-Benz 280E audio system. The speaker size chart details replacement locations including dashboard and rear deck lid areas. Data covers factory speaker specifications and compatible aftermarket upgrade options for each installation position within the vehicle's audio configuration.

As an Amazon Associate, we may earn a commission from purchases made through links marked. Read more in our disclaimer.

Speaker Details by Location
Location Size Type Notes
Dashboard 4 Midrange
  • Requires panel disassembly
  • Medium replacement priority
  • Replacement difficulty: medium
Rear Deck Lid 5.25 Midbass / Full-Range
  • Access through trunk
  • Medium replacement priority
  • Replacement difficulty: low

1977 Mercedes-Benz 280E Speaker Replacement Summary

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

Replacement difficulty:

Low: 1 Medium: 1 High: 0

Replacement priority:

High: 0 Medium: 2 Low: 0

1977 Mercedes-Benz 280E 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 1977 Mercedes-Benz 280E front dashboard accommodates 4-inch midrange speakers, which typically handle vocal frequencies and instrumental midrange content with greater clarity than full-range alternatives in this aperture size.
  • Rear deck lid positions in the 1977 Mercedes-Benz 280E accept 5.25-inch speakers, with compatibility extending to both midbass drivers that emphasize lower frequency reproduction and full-range units that cover broader spectral content.
  • Aftermarket head units may integrate with the single DIN radio opening, potentially providing enhanced source quality and signal processing capabilities compared to period-original equipment.
  • The 5.25-inch rear location likely represents the primary low-frequency output for the audio system, given the absence of larger woofer positions in the specifications.
  • Midrange-specific drivers in the dashboard position could provide improved off-axis response and reduced distortion in the critical vocal frequency range when compared to undersized full-range speakers attempting broader bandwidth reproduction.