1999 Mercedes-Benz S420 Speaker Sizes
The 1999 Mercedes-Benz S420 factory audio system features specific locations for sound reproduction. Front door panels accommodate 6.5 inch speakers, and the rear door panel accepts a 5.25 inch speaker size. Compatible types for replacement or upgrade include midbass and full-range units.
Specific details regarding locations, speaker sizes, and types are outlined in the compatibility chart.
| Location | Size | Type | Notes |
|---|---|---|---|
| Front Door Panel | 6.5 | Midbass / Full-Range |
|
| Rear Door Panel | 5.25 | Midbass / Full-Range |
|
1999 Mercedes-Benz S420 Speaker Replacement Summary
2
total positions
2
easy to replace
1
high priority
0
professional only
Replacement difficulty:
Low: 2 Medium: 0 High: 0Replacement priority:
High: 1 Medium: 1 Low: 01999 Mercedes-Benz S420 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 front door panels of the 1999 Mercedes-Benz S420 accommodate larger speakers than the rear doors, with 6.5 inch units in front compared to 5.25 inch units in back, which may influence upgrade prioritization based on listening position preferences.
- Both front and rear door speakers accept either midbass or full-range types, offering flexibility in component selection depending on whether the installation will include separate tweeters or rely on single full-range drivers for the entire frequency spectrum.
- The size difference between front and rear speakers could allow for a staged upgrade approach, where replacing the larger 6.5 inch front speakers first might produce more noticeable improvements in midrange clarity and bass response before addressing the rear positions.
- Full-range speakers in these positions would handle all frequencies through a single cone, while midbass drivers would require additional tweeters to reproduce higher frequencies, potentially affecting installation complexity and component costs.
- The 1999 Mercedes-Benz S420 radio opening supports both single DIN and double DIN head units, which may influence amplifier integration options if aftermarket speakers require more power than the factory head unit provides.
- Midbass speakers designed for these sizes typically focus on frequencies between approximately 80 Hz and 2 kHz, which would necessitate a crossover network and tweeter pairing to maintain sound quality across the full audible range.