2008 Mercedes-Benz CLK350 Speaker Sizes

The 2008 Mercedes-Benz CLK350 factory audio system features center dash and front door panel locations that accommodate 3.5 inch speakers and 1 inch units, while behind rear seat, front door panel, and rear side panel locations accept 6.5 inch speakers, establishing a baseline speaker size specification. Compatible types for a sound replacement upgrade include tweeter, full-range, and midbass units.

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

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
Center Dash 3.5 Full-Range
  • Requires dashboard disassembly
  • 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 6.5 Midbass / Full-Range
  • Requires trim removal
  • Medium replacement priority
  • Replacement difficulty: medium

2008 Mercedes-Benz CLK350 Speaker Replacement Summary

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

Replacement difficulty:

Low: 2 Medium: 3 High: 0

Replacement priority:

High: 2 Medium: 2 Low: 1

2008 Mercedes-Benz CLK350 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 2008 Mercedes-Benz CLK350 utilizes a component speaker setup in the front doors, separating high frequencies through 1-inch tweeters from mid-range reproduction handled by 6.5-inch midbass or full-range drivers in the lower door panels.
  • Center dash placement of a 3.5-inch full-range speaker suggests this position may contribute to vocal clarity and central imaging in the factory audio system.
  • Multiple 6.5-inch locations throughout the cabin indicate this size represents the primary sound reproduction format, with identical specifications for front door panels, rear side panels, and behind rear seat positions.
  • Behind rear seat speaker placement at 6.5 inches could provide bass reinforcement or rear fill, depending on how the factory system routes frequencies to this location.
  • Replacing the 6.5-inch drivers would likely produce the most noticeable sound improvement given their prevalence across four separate locations in the 2008 Mercedes-Benz CLK350.
  • The 1-inch tweeter size allows for aftermarket component system upgrades that maintain factory mounting points while potentially offering improved high-frequency extension and detail.
  • Both single DIN and double DIN radio compatibility provides flexibility for head unit replacement, though double DIN options would enable larger touchscreen interfaces if desired.
  • Midbass and full-range compatibility across the 6.5-inch positions suggests flexibility in speaker selection strategy, either maintaining full-range coverage or splitting frequencies through component configurations.