1987 Ford Bronco II Speaker Sizes
The 1987 Ford Bronco II speaker size chart provides factory and aftermarket specifications for replacement or upgrade options. Information covers speaker locations including dashboard and rear door panel positions. Details include audio system specifications to assist with selecting compatible aftermarket speakers that match original factory installation requirements.
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| Location | Size | Type | Notes |
|---|---|---|---|
| Dashboard | 4 | Midrange |
|
| Rear Door Panel | 6x8 | Full-Range |
|
1987 Ford Bronco II Speaker Replacement Summary
2
total positions
1
easy to replace
0
high priority
0
professional only
Replacement difficulty:
Low: 1 Medium: 1 High: 0Replacement priority:
High: 0 Medium: 2 Low: 01987 Ford Bronco II 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 Ford Bronco II front soundstage relies on 4-inch midrange drivers mounted in the dashboard, which suggests these speakers handle primarily vocal and mid-frequency content rather than full-spectrum audio reproduction.
- Dashboard speakers in this configuration typically lack dedicated tweeters and woofers, meaning the factory setup may produce limited high-frequency detail and bass response from the front positions.
- Rear door panels accommodate 6x8-inch full-range speakers, which likely serve as the primary source for lower frequencies and overall sound coverage within the cabin.
- The full-range designation for rear speakers indicates they incorporate woofer and tweeter elements within a single frame, potentially providing broader frequency response than the front midrange units.
- Upgrading the rear 6x8-inch positions could yield more noticeable improvements in overall sound quality compared to replacing the smaller dashboard midrange speakers, given their full-range capability and larger cone area.
- The single DIN radio opening suggests limited space for aftermarket head units with extensive equalization controls, though standard-sized receivers would install without modification.
- This speaker arrangement places most bass and treble reproduction responsibility on the rear door locations, while front dashboard speakers contribute primarily to midrange clarity and stereo imaging.
- Component speaker systems designed for 6x8-inch openings might offer separate tweeters that could be surface-mounted to improve high-frequency dispersion from the rear positions.
- The 4-inch front speaker diameter limits available aftermarket options compared to more common sizes like 3.5-inch or 5.25-inch, though midrange-specific replacements remain available from various manufacturers.