2017 GMC Sierra 1500 Speaker Sizes
The speaker size chart for the 2017 GMC Sierra 1500 provides factory specifications and locations for audio speakers throughout the vehicle. Information covers speaker positions in the a-pillar, center console, rear door panel, and front door panel areas. Details include factory sizes and aftermarket replacement options for each location, enabling audio system upgrades with compatible speakers.
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| Location | Size | Type | Notes |
|---|---|---|---|
| A-Pillar | 2.5 | Tweeter / Midrange |
|
| Center Console | 6.5 | Midbass / Full-Range |
|
| Front Door Panel | 6x9 | Full-Range |
|
| Rear Door Panel | 6.75 | Midbass / Full-Range |
|
2017 GMC Sierra 1500 Speaker Replacement Summary
4
total positions
2
easy to replace
1
high priority
1
professional only
Replacement difficulty:
Low: 2 Medium: 1 High: 1Replacement priority:
High: 1 Medium: 2 Low: 12017 GMC Sierra 1500 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 2017 GMC Sierra 1500 incorporates four distinct speaker locations with varying sizes, suggesting a multi-component audio architecture that may benefit from staged replacement based on listening priorities and budget considerations.
- A-pillar tweeters at 2.5 inches handle high-frequency reproduction and could be upgraded first if the stock system lacks clarity or detail in cymbals, vocals, and upper-register instruments.
- Front door panels accommodate 6x9 inch full-range speakers, which typically provide broader frequency response than round designs due to increased cone surface area for mid-bass output.
- The center console houses 6.5 inch speakers compatible with both midbass and full-range types, potentially serving as supplementary low-frequency reinforcement or mono vocal reproduction depending on factory configuration.
- Rear door panels accept 6.75 inch speakers in midbass or full-range configurations, allowing for balanced rear-stage sound when properly matched with front components in impedance and sensitivity.
- Aftermarket component systems separating tweeters and woofers could utilize the existing A-pillar locations for dedicated high-frequency drivers while installing woofers in door positions for improved staging.
- Both Single DIN and Double DIN head unit compatibility provides flexibility for modernizing source components with touchscreen interfaces, advanced DSP, or higher pre-amp voltage outputs to drive aftermarket speakers more effectively.
- The oval 6x9 format in front doors may produce stronger bass response than similarly powered round speakers, though aftermarket options should match or exceed factory sensitivity ratings to avoid volume reduction.
- Upgrading speakers in phased approach starting with front locations typically yields more noticeable improvement than simultaneous replacement, as front soundstage dominates the listening experience in most cabin environments.
- Matching power handling specifications between replacement speakers and factory or aftermarket amplification prevents thermal damage while ensuring adequate headroom for dynamic musical passages without distortion.