2011 Chevrolet HHR Speaker Sizes
The 2011 Chevrolet HHR speaker size chart provides factory specifications for replacement and upgrade purposes. Information includes locations of audio components within the vehicle, covering front door panel, rear door panel, and rear side panel positions. Aftermarket installation details help identify compatible speaker specifications for system improvements.
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| Location | Size | Type | Notes |
|---|---|---|---|
| Front Door Panel | 6.75 | Midbass / Full-Range |
|
| Front Door Panel | 1.5 | Tweeter |
|
| Front Door Panel | 6.5 | Midbass / Full-Range |
|
| Rear Door Panel | 6.5 | Midbass / Full-Range |
|
| Rear Side Panel | 8 | Woofer |
|
2011 Chevrolet HHR Speaker Replacement Summary
5
total positions
4
easy to replace
3
high priority
0
professional only
Replacement difficulty:
Low: 4 Medium: 1 High: 0Replacement priority:
High: 3 Medium: 1 Low: 12011 Chevrolet HHR 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 2011 Chevrolet HHR factory audio system includes separate tweeters in the front doors, which suggests the manufacturer designed the sound stage with dedicated high-frequency reproduction in mind rather than relying solely on full-range speakers.
- Both front and rear door panels can accommodate 6.5 inch speakers for midbass or full-range applications, offering flexibility in replacement choices depending on whether the installer wishes to maintain component separation or simplify to a full-range configuration.
- An alternative 6.75 inch option exists for the front door panels, which may provide slightly different mounting characteristics or performance attributes compared to the 6.5 inch size, though both serve similar frequency ranges.
- The rear side panel location accepts an 8 inch woofer, indicating the factory system likely included dedicated low-frequency drivers to supplement the door-mounted speakers for enhanced bass response.
- Component speaker systems with separate tweeters would integrate naturally into the front doors given the existing 1.5 inch tweeter locations, potentially offering sound quality improvements over coaxial designs by maintaining proper frequency separation.
- Replacing the front door speakers might be prioritized over rear locations for those seeking sound quality enhancement, as the front stage typically provides the primary listening experience while rear speakers contribute to ambiance and fill.
- The availability of both single DIN and double DIN radio compatibility indicates the dash can accommodate aftermarket head units of either size, which may be relevant when coordinating speaker upgrades with source unit improvements.
- The 8 inch woofer in the rear side panel represents the largest driver in the system, suggesting this location handles the bulk of low-frequency content and would be a logical target for replacement when seeking improved bass output.