2017 BMW 230i Speaker Sizes
The 2017 BMW 230i factory audio system features specific locations for sound reproduction components. Center dash, front door panel, rear deck lid, and rear side panel locations accommodate 4 inch speakers and 1 inch units, while below seats locations accept an 8 inch speaker size. Compatible speaker types for a sound system replacement or audio upgrade consist of tweeters, midrange units, 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 Side Panel | 1 | Tweeter |
|
| Rear Side Panel | 4 | Midrange |
|
2017 BMW 230i Speaker Replacement Summary
9
total positions
4
easy to replace
2
high priority
0
professional only
Replacement difficulty:
Low: 4 Medium: 5 High: 0Replacement priority:
High: 2 Medium: 5 Low: 2Additional Notes
- The 2017 BMW 230i factory audio system distributes speakers across multiple locations, with tweeters and midrange drivers installed in corresponding positions throughout the cabin and an 8-inch subwoofer positioned below the seats.
- All tweeter locations accommodate 1-inch units, while midrange positions accept 4-inch drivers, suggesting a component-style speaker arrangement rather than full-range coaxial designs.
- The center dash, front door panels, rear deck lid, and rear side panels each contain both a 1-inch tweeter and a 4-inch midrange driver, indicating a multi-way speaker configuration at four separate zones.
- Replacing the 4-inch midrange speakers may provide more noticeable sonic improvements than upgrading the 1-inch tweeters, as midrange drivers typically handle a broader frequency spectrum and contribute more significantly to overall vocal clarity and instrumental reproduction.
- The 8-inch subwoofer beneath the seats handles low-frequency output, and upgrading this component could enhance bass response without requiring significant modifications to trunk or cargo space.
- The consistent sizing across corresponding locations suggests that purchasing matched sets of aftermarket speakers could simplify installation while maintaining tonal balance between front and rear soundstages.