2009 Chevrolet HHR Speaker Sizes
The 2009 Chevrolet HHR speaker size chart provides factory and aftermarket specifications for audio system replacement and upgrade. Information covers locations including front door panel, rear door panel, and rear side panel installations to assist with determining compatible aftermarket speakers for factory system modifications.
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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 |
|
2009 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: 12009 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 2009 Chevrolet HHR features a factory audio configuration that includes dedicated 1.5 inch tweeter positions in the front door panels, which may suggest a two-way component setup where high-frequency reproduction is separated from mid-range and bass duties.
- Front door panels in this configuration can accommodate both 6.5 inch and 6.75 inch speakers for midbass or full-range applications, indicating that installers likely have some flexibility in selecting replacement drivers within this size range.
- The rear speaker positions split between 6.5 inch units in the door panels and 8 inch woofers in the rear side panels, which could indicate that the factory system emphasizes lower frequency output toward the rear of the cabin.
- Replacement priority might focus on the front door speakers first, as they typically handle the majority of midrange frequencies critical for vocal clarity and overall tonal balance in automotive audio systems.
- The presence of separate tweeter locations in the 2009 Chevrolet HHR front doors may allow for component speaker upgrades that could provide improved stereo imaging and soundstage width compared to coaxial speaker replacements.
- The 8 inch rear woofer positions could contribute substantial low-frequency extension, though their location in the side panels rather than doors might affect bass response characteristics depending on cabin acoustics and panel mounting depth.
- Both Single DIN and Double DIN radio compatibility suggests that head unit replacement options remain open for those seeking to upgrade source components alongside speaker improvements.
- Full-range speaker options in the 6.5 inch or 6.75 inch sizes might serve as simpler replacement solutions, though component systems utilizing the existing tweeter positions could potentially extract better performance from the factory mounting locations.