1999 Honda Civic Speaker Sizes
The 1999 Honda Civic factory audio system contains specific factory locations matching distinct hardware dimensions. Front door panels accept 6.5 inch speakers, while rear deck lid, rear door panel, and rear side panel locations accommodate 6x9 inch units, establishing a standard speaker size baseline. Compatible speaker types for a replacement upgrade encompass midbass and full-range units.
Specific details regarding locations, speaker sizes, and types are outlined in the compatibility chart.
| Location | Size | Type | Notes |
|---|---|---|---|
| Front Door Panel | 6.5 | Midbass / Full-Range |
|
| Rear Deck Lid | 6x9 | Full-Range |
|
| Rear Door Panel | 6x9 | Full-Range |
|
| Rear Side Panel | 6x9 | Full-Range |
|
1999 Honda Civic Speaker Replacement Summary
4
total positions
3
easy to replace
1
high priority
0
professional only
Replacement difficulty:
Low: 3 Medium: 1 High: 0Replacement priority:
High: 1 Medium: 2 Low: 11999 Honda Civic 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 1999 Honda Civic utilizes different speaker configurations between front and rear positions, with 6.5-inch openings in the front door panels and 6x9-inch openings at three separate rear locations including the deck lid, door panels, and side panels.
- Front door panel positions accept either midbass or full-range speaker types, while all rear positions are designated for full-range speakers only, suggesting the front location may be prioritized when implementing component speaker systems with separate tweeters.
- The oval 6x9-inch format at rear positions typically provides greater cone surface area compared to round speakers, which could contribute to enhanced bass response and overall output in those locations.
- With four total rear speaker locations available in the 1999 Honda Civic, the factory configuration offers multiple placement options, though not all positions may be populated in every trim level or market variation.
- The dashboard accommodates both single DIN and double DIN radio units, providing flexibility for aftermarket head unit installations that might support upgraded speaker performance through increased power output or signal processing capabilities.