1986 Ford F-250 Speaker Sizes
The 1986 Ford F-250 speaker size chart provides factory audio system specifications for replacement or aftermarket upgrade purposes. Details include speaker locations in front door panels and rear door panels, along with compatible sizes for each position. Information covers OEM specifications to assist with selecting appropriate aftermarket speakers that fit existing mounting locations within the audio system.
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| Location | Size | Type | Notes |
|---|---|---|---|
| Front Door Panel | 6.5 | Midbass / Full-Range |
|
| Rear Door Panel | 6x9 | Full-Range |
|
1986 Ford F-250 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: 01986 Ford F-250 Radio Slot Size (DIN)
| DIN Type | Size (inch) | Size (mm) | Notes |
|---|---|---|---|
| Single DIN or Double DIN | 7"×2" or 7"×4" | 180×50 or 180×100 | Vehicle supports both radio sizes |
- Always measure the slot before purchasing a new radio
- Check slot depth - it may vary
Additional Notes
- The front door panel speakers in the 1986 Ford F-250 accommodate 6.5-inch units, which can be replaced with either midbass or full-range driver types depending on the audio system configuration being implemented.
- Rear door panel locations accept 6x9-inch full-range speakers, providing larger cone surface area compared to the front positions, which typically contributes to greater bass output potential from the rear soundstage.
- Full-range speaker options are compatible with both front and rear positions, though the front locations also support dedicated midbass drivers for systems utilizing separate component configurations with external tweeters.
- The 6x9-inch format in the rear panels represents an oval speaker design that takes advantage of available mounting space, while the front 6.5-inch round format follows more conventional automotive speaker standards.
- Upgrading the rear 6x9-inch positions may be prioritized in the 1986 Ford F-250 when seeking noticeable bass improvement without adding a subwoofer, given the larger cone area compared to the front speakers.
- Both single DIN and double DIN radio configurations are supported in the dash, allowing flexibility in aftermarket head unit selection that may influence speaker performance through improved amplification or signal processing capabilities.
- Midbass-specific drivers installed in the front doors would typically handle frequencies from the upper bass through midrange, necessitating separate tweeters to complete the frequency spectrum coverage.
- The specification of compatible speaker types suggests that factory locations were engineered with sufficient depth and mounting provisions to accommodate aftermarket replacements without extensive modification requirements.