1989 Ford Aerostar Speaker Sizes
The 1989 Ford Aerostar speaker size chart provides factory specifications for OEM audio system locations. Information includes dashboard and rear door panel replacement speaker sizes. Data assists with aftermarket upgrade planning by listing compatible specifications for each factory speaker location in the audio system.
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| Location | Size | Type | Notes |
|---|---|---|---|
| Dashboard | 3.5 | Full-Range |
|
| Rear Door Panel | 3.5 | Midrange |
|
| Rear Door Panel | 6x9 | Full-Range |
|
1989 Ford Aerostar Speaker Replacement Summary
3
total positions
2
easy to replace
0
high priority
0
professional only
Replacement difficulty:
Low: 2 Medium: 1 High: 0Replacement priority:
High: 0 Medium: 3 Low: 01989 Ford Aerostar 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 dashboard locations in the 1989 Ford Aerostar accommodate 3.5 inch full-range speakers, which handle frequencies across the audio spectrum without requiring separate tweeters or woofers for those positions.
- Rear door panels feature dual speaker configurations with both 3.5 inch midrange units and larger 6x9 inch full-range speakers, suggesting a factory setup that separates frequency duties between different driver sizes.
- The 3.5 inch midrange speakers in the rear door panels focus on mid-frequency reproduction rather than handling the complete audio range, which differs from the full-range capability of the dashboard speakers.
- Upgrading the 6x9 inch locations would likely produce the most noticeable sound quality improvement due to the larger cone area and ability to reproduce lower frequencies more effectively than the smaller 3.5 inch units.
- The single DIN radio opening provides standard compatibility with aftermarket head units, though this specification relates to the receiver rather than the speaker system itself.
- Full-range 6x9 inch speakers typically offer greater sensitivity and power handling compared to 3.5 inch drivers, making the rear door panel positions potentially more impactful for sound enhancement in the 1989 Ford Aerostar.
- The combination of midrange and full-range speakers in the rear doors suggests that replacing both sizes simultaneously could maintain the intended frequency distribution of the audio system.