2009 Acura MDX Speaker Sizes
The 2009 Acura MDX speaker size chart provides factory specifications for replacement and aftermarket audio upgrades. Information covers speaker locations throughout the vehicle, including dashboard, front door panel, rear door panel, rear side panel, and d-pillar positions. Details include factory speaker specifications for each audio system location.
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| Location | Size | Type | Notes |
|---|---|---|---|
| D-Pillar | 3 | Midrange |
|
| Dashboard | 3 | Full-Range |
|
| Dashboard | 1.5 | Tweeter |
|
| Front Door Panel | 6.5 | Midbass / Full-Range |
|
| Rear Door Panel | 6.5 | Midbass / Full-Range |
|
| Rear Side Panel | 10 | Subwoofer |
|
2009 Acura MDX Speaker Replacement Summary
6
total positions
2
easy to replace
1
high priority
1
professional only
Replacement difficulty:
Low: 2 Medium: 3 High: 1Replacement priority:
High: 1 Medium: 3 Low: 22009 Acura MDX 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 Acura MDX factory audio system incorporates multiple speaker locations with varying sizes, suggesting a multi-way speaker configuration that distributes different frequency ranges across specific positions throughout the cabin.
- Dashboard tweeters at 1.5 inches would typically handle high-frequency reproduction, while the 3-inch dashboard full-range speakers may serve as midrange drivers in the factory setup.
- Front and rear door panels accommodate 6.5-inch speakers designated for midbass or full-range operation, indicating these locations could be prioritized for aftermarket upgrades given their size and versatility for handling broader frequency ranges.
- The D-pillar location features 3-inch midrange speakers, which would contribute to rear-seat listening experience by filling in mid-frequency content.
- Rear side panels house 10-inch subwoofers, representing the factory low-frequency solution and potentially offering substantial bass output compared to typical door-mounted woofers.
- Component speaker systems with separate tweeters, midrange drivers, and woofers could theoretically utilize the existing mounting locations in the 2009 Acura MDX, though crossover integration would need consideration.
- Replacing door panel speakers might provide noticeable sound quality improvements, as these 6.5-inch locations handle critical midbass frequencies that contribute significantly to overall audio fullness and clarity.
- The presence of dedicated tweeter locations suggests the factory system already attempts frequency separation, which aftermarket component speakers could enhance through higher-quality drivers and external crossovers.
- Radio replacement options include both single DIN and double DIN configurations, providing flexibility for head unit upgrades that could improve source quality and amplification for any speaker replacements.
- The 10-inch rear subwoofer location offers an unconventional factory bass solution that might reduce the need for added enclosures, though aftermarket subwoofers in this position would require attention to impedance and power handling specifications.