2002 BMW 325i Speaker Sizes
The 2002 BMW 325i speaker size chart details factory audio specifications and locations for replacement or aftermarket upgrade purposes. Information covers speakers in the front door panel, rear door panel, rear deck lid, cargo area, and rear side panel. The chart provides data on sizes and mounting requirements for each position in the vehicle's audio system.
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| Location | Size | Type | Notes |
|---|---|---|---|
| Cargo Area | 6x9 | Full-Range |
|
| Front Door Panel | 2.5 | Midrange |
|
| Front Door Panel | 1 | Tweeter |
|
| Front Door Panel | 1.5 | Tweeter |
|
| Front Door Panel | 5.25 | Midbass / Full-Range |
|
| Rear Deck Lid | 6.75 | Midbass / Full-Range |
|
| Rear Door Panel | 2.5 | Midrange |
|
| Rear Side Panel | 8 | Woofer |
|
2002 BMW 325i Speaker Replacement Summary
8
total positions
7
easy to replace
5
high priority
0
professional only
Replacement difficulty:
Low: 7 Medium: 1 High: 0Replacement priority:
High: 5 Medium: 2 Low: 12002 BMW 325i 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 2002 BMW 325i features a component speaker system in the front doors with separate tweeters, midrange drivers, and midbass units, suggesting that replacements should maintain this multi-driver configuration for balanced frequency response.
- Two tweeter size options are available in the front door panels, indicating flexibility in selecting replacement high-frequency drivers based on available mounting depth and desired tonal characteristics.
- The rear deck lid accommodates 6.75 inch midbass or full-range speakers, which may serve as fill speakers to enhance rear passenger listening or contribute to overall soundstage width.
- The cargo area includes 6x9 inch full-range speakers that could provide extended low-frequency output compared to smaller door-mounted units, potentially reducing the need for aftermarket subwoofer installation.
- An 8 inch woofer location in the rear side panel suggests factory provisions for dedicated low-frequency reinforcement, which could be upgraded with aftermarket woofers of matching size for enhanced bass response.
- The 2.5 inch midrange speakers in both front and rear door panels handle critical vocal and instrumental frequencies, making them candidates for upgrade if clarity and detail in the midrange spectrum are priorities.
- The radio opening accepts both single DIN and double DIN head units, allowing installation of aftermarket receivers with advanced features such as digital signal processing or higher power output.
- The 5.25 inch midbass or full-range speakers in the front doors work in conjunction with the smaller midrange and tweeter units, suggesting that aftermarket replacements should be selected based on whether the factory component system will be retained or converted to coaxial speakers.