2009 Nissan Maxima Speaker Sizes
The 2009 Nissan Maxima factory audio system includes specific mounting areas where dashboard locations accept 3.5 inch units, front door panel and rear deck lid locations accommodate 6x9 inch speakers, and rear door panel locations support a 6.5 inch speaker size. Compatible speaker types for replacement and upgrade include full-range and midbass configurations.
Specific details regarding locations, speaker sizes, and types are outlined in the compatibility chart.
| Location | Size | Type | Notes |
|---|---|---|---|
| Dashboard | 3.5 | Full-Range |
|
| Front Door Panel | 6x9 | Full-Range |
|
| Rear Deck Lid | 6x9 | Full-Range |
|
| Rear Door Panel | 6.5 | Midbass / Full-Range |
|
2009 Nissan Maxima 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: 3 Low: 02009 Nissan Maxima 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 2009 Nissan Maxima features a varied speaker configuration with four distinct locations requiring different replacement sizes, suggesting a tiered approach to audio upgrades based on acoustic priorities and budget constraints.
- Front door panels accommodate 6x9 inch full-range speakers, which typically provide broader frequency response compared to smaller formats and may represent a primary upgrade path for noticeable sound improvement.
- Rear door panels accept 6.5 inch speakers compatible with both midbass and full-range options, offering flexibility in system design depending on whether dedicated subwoofer support exists elsewhere in the vehicle.
- Dashboard locations utilize compact 3.5 inch full-range speakers, which generally handle higher frequency reproduction and may contribute to soundstage width when properly replaced with quality aftermarket units.
- Rear deck lid positions mirror the front door configuration with 6x9 inch full-range speakers, potentially supporting rear fill or surround applications in more elaborate audio system designs.
- The dual compatibility of both single DIN and double DIN radio formats provides installation flexibility for head unit upgrades, which often precede or accompany speaker replacements in phased system improvements.
- Component separation between dashboard tweeters and larger door speakers suggests the factory system may have employed basic frequency distribution, a consideration when planning aftermarket component speaker installations.
- The midbass compatibility designation for rear door speakers indicates these positions may handle lower frequency ranges more effectively than standard full-range applications, particularly relevant when configuring systems without dedicated subwoofers.