2014 BMW 550i Speaker Sizes
The 2014 BMW 550i factory audio system features center dash, front door panel, rear deck lid, and rear door panel locations that accommodate 1 inch speakers and 4 inch units, alongside below seats areas supporting an 8 inch speaker size. Component options for replacement and upgrade include tweeters, midranges, and subwoofers.
Specific details regarding locations, speaker sizes, and types are outlined in the compatibility chart.
| Location | Size | Type | Notes |
|---|---|---|---|
| Below Seats | 8 | Subwoofer |
|
| Center Dash | 1 | Tweeter |
|
| Center Dash | 4 | Midrange |
|
| Front Door Panel | 1 | Tweeter |
|
| Front Door Panel | 4 | Midrange |
|
| Rear Deck Lid | 1 | Tweeter |
|
| Rear Deck Lid | 4 | Midrange |
|
| Rear Door Panel | 1 | Tweeter |
|
| Rear Door Panel | 4 | Midrange |
|
2014 BMW 550i Speaker Replacement Summary
9
total positions
6
easy to replace
2
high priority
0
professional only
Replacement difficulty:
Low: 6 Medium: 3 High: 0Replacement priority:
High: 2 Medium: 7 Low: 02014 BMW 550i 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 2014 BMW 550i employs a multi-driver speaker configuration with distinct size allocations for different frequency ranges across the cabin.
- One-inch tweeters are positioned in multiple locations including the center dash, front door panels, rear deck lid, and rear door panels to handle high-frequency reproduction.
- Four-inch midrange drivers occupy the same general locations as the tweeters, creating a distributed sound system throughout the vehicle's interior.
- An eight-inch subwoofer is located below the seats to provide low-frequency output for the audio system.
- The separation of speaker types by size and frequency range suggests a component-style audio architecture rather than full-range coaxial speakers.
- Upgrading the tweeters might be considered lower priority since these smaller drivers typically handle frequencies where human hearing is most sensitive and factory units often perform adequately.
- The midrange drivers could be primary candidates for replacement, as these handle the bulk of vocal and instrumental content where aftermarket options may offer noticeable improvements.
- The subwoofer location below the seats may present space constraints that could limit replacement options to shallow-mount or similarly compact designs.
- Component speaker systems designed for the 2014 BMW 550i would need to match the existing size configuration with separate tweeter and midrange elements.
- The single DIN radio opening provides standard installation dimensions for head unit replacement if the audio source component requires updating.
- Replacing all speaker locations simultaneously would require multiple sets of one-inch tweeters, four-inch midrange drivers, and a compatible eight-inch subwoofer.
- The four-inch midrange size is somewhat less common than larger formats like 6.5 or 5.25 inches, which might affect the range of available aftermarket options.