2013 BMW 550i GT Speaker Sizes
The 2013 BMW 550i GT speaker size chart provides factory audio system specifications for replacement or aftermarket upgrade purposes. Information includes speaker locations throughout the vehicle: c-pillar, center dash, front door panel, rear door panel, and below seats. Details cover OEM specifications to assist in identifying compatible aftermarket components for factory audio system replacement.
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| Location | Size | Type | Notes |
|---|---|---|---|
| Below Seats | 8 | Subwoofer |
|
| C-Pillar | 1 | Tweeter |
|
| C-Pillar | 4 | Midrange |
|
| Center Dash | 1 | Tweeter |
|
| Center Dash | 4 | Midrange |
|
| Front Door Panel | 1 | Tweeter |
|
| Front Door Panel | 4 | Midrange |
|
| Rear Door Panel | 1 | Tweeter |
|
| Rear Door Panel | 4 | Midrange |
|
2013 BMW 550i GT Speaker Replacement Summary
9
total positions
4
easy to replace
2
high priority
2
professional only
Replacement difficulty:
Low: 4 Medium: 3 High: 2Replacement priority:
High: 2 Medium: 5 Low: 22013 BMW 550i GT 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 2013 BMW 550i GT appears to utilize a component speaker system design with dedicated tweeters and midrange drivers distributed across multiple cabin locations rather than conventional full-range coaxial speakers.
- Tweeter positions include the C-pillar, center dash, front door panel, and rear door panel, all accommodating 1-inch units, suggesting a focus on high-frequency dispersion throughout the listening environment.
- Midrange drivers occupy the same four locations as the tweeters but at 4-inch sizing, which may provide dedicated mid-frequency reproduction separate from the tweeter elements.
- The below-seats location houses 8-inch subwoofer units, positioning low-frequency drivers in a less intrusive area while potentially maintaining bass output for rear seat occupants.
- Replacement of the factory tweeters might offer noticeable improvements in vocal clarity and high-frequency detail, particularly for listeners in both front and rear seating positions.
- Upgrading the 4-inch midrange speakers could enhance instrument separation and midrange warmth, as these drivers likely handle the critical frequency range where most musical content resides.
- The factory Single DIN radio configuration may limit aftermarket head unit options compared to Double DIN openings, though adapter solutions sometimes exist for specific installations.
- Component speaker upgrades typically require attention to impedance matching and power handling to maintain compatibility with factory amplification systems if present.
- The distribution of tweeters across four distinct zones suggests the factory system may have been designed with surround-sound or immersive audio characteristics in mind.
- Subwoofer replacement in the below-seats location might require consideration of mounting depth and enclosure volume to ensure proper fitment without interfering with seat adjustment mechanisms.