1987 Cadillac Brougham Speaker Sizes
The 1987 Cadillac Brougham speaker size chart provides factory specifications for OEM audio components and aftermarket replacement options. Information includes speaker locations within the vehicle, such as front door panel and rear deck lid positions. Data covers factory audio system configurations and compatible upgrade specifications for installing aftermarket speakers in standard mounting locations.
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| Location | Size | Type | Notes |
|---|---|---|---|
| Front Door Panel | 5.25 | Midbass / Full-Range |
|
| Rear Deck Lid | 6x9 | Full-Range |
|
1987 Cadillac Brougham Speaker Replacement Summary
2
total positions
2
easy to replace
1
high priority
0
professional only
Replacement difficulty:
Low: 2 Medium: 0 High: 0Replacement priority:
High: 1 Medium: 1 Low: 01987 Cadillac Brougham 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 1987 Cadillac Brougham utilizes a 5.25 inch speaker opening in the front door panels, which accommodates either midbass drivers or full-range speakers depending on system configuration preferences.
- Full-range speakers would handle the entire frequency spectrum in the front locations, while midbass drivers would require separate tweeters or component system integration for high-frequency reproduction.
- The rear deck lid positions accept 6x9 inch speakers designated for full-range operation, providing coverage across bass, midrange, and treble frequencies from a single speaker unit.
- This oval 6x9 format typically offers greater cone surface area compared to round speakers of similar mounting depth, potentially contributing to enhanced low-frequency output in the rear soundstage.
- Aftermarket speaker selection for the 1987 Cadillac Brougham would benefit from consideration of sensitivity ratings, as factory head units often provide limited power output compared to aftermarket amplification solutions.
- Component speaker systems in the front doors could provide improved stereo imaging and frequency response compared to coaxial full-range alternatives, though installation complexity increases with separate crossover networks.
- The Single DIN radio opening maintains standardized dimensions for head unit replacement, allowing integration of aftermarket source units with enhanced features such as digital signal processing or increased preamp voltage.
- Sound quality improvements might be observed through replacement of factory speakers with aftermarket options featuring higher-grade materials such as polypropylene cones, butyl rubber surrounds, or silk dome tweeters in coaxial designs.
- Power handling specifications of replacement speakers should align with available amplifier output to prevent thermal damage or mechanical failure from overpowering or underpowering the transducers.
- The combination of front 5.25 inch and rear 6x9 inch speakers creates a mixed-size configuration that may require attention to frequency response overlap and relative output levels during system balancing.