2003 Mercedes-Benz CLK500 Speaker Sizes

Specifications for factory and aftermarket speaker locations in the 2003 Mercedes-Benz CLK500 audio system. The speaker size chart covers replacement and upgrade options for front door panel, rear side panel, and behind rear seat positions. Information includes factory speaker specifications and compatible aftermarket sizes for each location within the vehicle's sound system.

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Speaker Details by Location
Location Size Type Notes
Behind Rear Seat 6.5 Midbass / Full-Range
  • Requires seat removal
  • Limited access space
  • Medium replacement priority
  • Replacement difficulty: medium
Front Door Panel 1 Tweeter
  • Standard installation
  • High replacement priority
  • Replacement difficulty: low
Front Door Panel 6.5 Midbass / Full-Range
  • Standard installation
  • High replacement priority
  • Replacement difficulty: low
Rear Side Panel 3.5 Midrange
  • Requires trim removal
  • Medium replacement priority
  • Replacement difficulty: medium

2003 Mercedes-Benz CLK500 Speaker Replacement Summary

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

Replacement difficulty:

Low: 2 Medium: 2 High: 0

Replacement priority:

High: 2 Medium: 1 Low: 1

2003 Mercedes-Benz CLK500 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 2003 Mercedes-Benz CLK500 features a multi-speaker configuration with components distributed across four distinct locations, suggesting a factory setup designed for sound staging rather than single-point audio sources.
  • Upgrading the front door panel speakers may offer priority consideration, as these locations house both 6.5 inch midbass or full-range drivers and 1 inch tweeters, forming a component-style arrangement that handles most of the audible frequency spectrum.
  • The 1 inch tweeters positioned in the front door panels typically reproduce higher frequencies, and aftermarket replacements in this size class often provide improved detail in vocals and instrumental overtones compared to factory units.
  • Rear side panel speakers use 3.5 inch midrange drivers, which generally focus on vocal frequencies and mid-spectrum content, though their smaller cone area limits low-frequency output compared to the larger door-mounted components.
  • The 6.5 inch drivers installed behind the rear seat may serve as additional midbass support or full-range fill speakers, potentially enhancing lower frequency presence for rear passengers or contributing to overall cabin soundstage depth.
  • Both front and rear 6.5 inch locations accept either midbass-specific drivers or full-range speakers, allowing flexibility in replacement strategy depending on whether the installer retains the separate tweeter arrangement or converts to coaxial designs.
  • The single DIN radio opening accommodates standard aftermarket head units without additional dash modifications, which may simplify integration of updated source components with power output sufficient to drive aftermarket speakers.
  • Replacing the 3.5 inch rear midrange speakers could improve clarity in the rear soundstage, though the modest size limits their ability to reproduce bass frequencies without support from the larger 6.5 inch drivers.