1991 Plymouth Colt Speaker Sizes
The 1991 Plymouth Colt factory audio system features specific mounting positions that accept various components, where the dashboard accommodates a 4 inch speaker size, the front door panel supports 6.75 inch units, and the rear deck lid accepts 5.25 inch units. Midrange, midbass, and full-range units serve as compatible speaker types for an acoustic replacement and upgrade.
Specific details regarding locations, speaker sizes, and types are outlined in the compatibility chart.
| Location | Size | Type | Notes |
|---|---|---|---|
| Dashboard | 4 | Midrange |
|
| Front Door Panel | 6.75 | Midbass / Full-Range |
|
| Rear Deck Lid | 5.25 | Midbass / Full-Range |
|
1991 Plymouth Colt Speaker Replacement Summary
3
total positions
2
easy to replace
1
high priority
0
professional only
Replacement difficulty:
Low: 2 Medium: 1 High: 0Replacement priority:
High: 1 Medium: 2 Low: 0Additional Notes
- The front door panels in the 1991 Plymouth Colt accommodate 6.75 inch speakers, which represent the largest mounting option in this vehicle and would typically serve as the primary sound source for most aftermarket audio upgrades.
- Midbass or full-range speakers are compatible with both the 6.75 inch front door and 5.25 inch rear deck locations, suggesting these positions can handle lower frequency reproduction compared to the dashboard installation.
- The 4 inch dashboard speakers are designated specifically for midrange frequencies, indicating they would reproduce vocal and instrumental sounds in the middle of the audio spectrum rather than bass or extreme highs.
- Replacing the front door speakers would likely provide the most noticeable audio enhancement given their larger size and ability to move more air for fuller sound reproduction.
- The rear deck lid speakers at 5.25 inches are smaller than the front door units but can still handle midbass frequencies, potentially contributing to low-end reinforcement when paired with appropriate speaker selections.
- Full-range speaker types are compatible with two of the three locations, offering flexibility for installations where separate tweeters and woofers are not desired or practical.
- The graduated sizing from 4 inch to 6.75 inch across different locations allows for a natural frequency distribution, with smaller dashboard units handling midrange duties while larger speakers manage broader frequency ranges.