2009 Mercedes-Benz ML350 Speaker Sizes

The 2009 Mercedes-Benz ML350 speaker size chart details factory audio specifications and locations for aftermarket replacement components. Information covers speakers installed in front door panels, rear door panels, rear roof positions, center dash, and cargo area. Data enables identification of OEM sizes for system upgrade planning with aftermarket alternatives.

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Speaker Details by Location
Location Size Type Notes
Cargo Area 8 Subwoofer
  • Ample working space
  • Medium replacement priority
  • Replacement difficulty: low
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 Door Panel 6.5 Midbass / Full-Range
  • Standard installation
  • Medium replacement priority
  • Replacement difficulty: low
Rear Door Panel 1 Tweeter
  • Standard installation
  • Medium replacement priority
  • Replacement difficulty: low
Rear Roof 1 Tweeter
  • Requires headliner removal
  • Professional service only
  • Low replacement priority
  • Replacement difficulty: high

2009 Mercedes-Benz ML350 Speaker Replacement Summary

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

Replacement difficulty:

Low: 5 Medium: 1 High: 1

Replacement priority:

High: 3 Medium: 3 Low: 1

2009 Mercedes-Benz ML350 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 2009 Mercedes-Benz ML350 contains multiple speaker locations throughout the cabin, with 1-inch tweeters positioned in the front door panels, rear door panels, and rear roof area, suggesting a distributed high-frequency sound system.
  • The center dash houses a 3.5-inch full-range speaker, which typically handles mid-range frequencies in factory audio configurations.
  • Both front and rear door panels accommodate 6.5-inch speakers that accept either midbass or full-range drivers, providing flexibility in component selection during replacement.
  • A dedicated 8-inch subwoofer location exists in the cargo area, indicating factory provisions for low-frequency reproduction without requiring custom installation work.
  • The door-mounted 6.5-inch locations would likely represent the primary upgrade path for those seeking improved sound quality, as these positions handle the critical midrange frequencies that define vocal and instrumental clarity.
  • The presence of separate tweeter locations suggests that component speaker systems with dedicated crossovers might integrate more effectively than coaxial designs in the 2009 Mercedes-Benz ML350.
  • The radio bay accepts both single DIN and double DIN head units, offering options for aftermarket receiver integration if desired.
  • The combination of tweeter, midrange, and subwoofer locations indicates a multi-way speaker configuration that separates frequency ranges across different drivers rather than relying solely on coaxial speakers.