Mercedes-Benz E320 Rear Side Panel Speaker Size
The Mercedes-Benz E320 rear side panel accommodates a 5.25 inch speaker size across all listed model years. Compatible types for the audio system include midbass and full-range replacement units. The specifications cover a range of years from 2000 to 2003.
| Year | Type | Size (inch) |
|---|---|---|
| 2003 | Midbass / Full-Range | 5.25 |
| 2002 | Midbass / Full-Range | 5.25 |
| 2001 | Midbass / Full-Range | 5.25 |
| 2000 | Midbass / Full-Range | 5.25 |
Speaker Types
| Type | Description |
|---|---|
| Midbass | A driver tuned for upper bass and lower midrange, roughly from 80 Hz to 500 Hz. It has longer cone travel than a full-range unit, which supports stronger bass in doors and panels. |
| Full-Range | A single driver that reproduces bass through treble without a separate crossover network. It is the simplest replacement option and is common in factory audio systems. |
Additional Notes
- The rear side panel location in the Mercedes-Benz E320 accommodates a 5.25 inch speaker across the 2000 through 2003 model years.
- Rear side panel positions are typically recessed into the vehicle's interior trim along the rear passenger area, placing the speaker within the cabin's lateral walls rather than in a floor or ceiling surface.
- A 5.25 inch driver occupies a mid-sized cone diameter, producing a balance between low-frequency extension and midrange clarity that suits enclosed panel cavities where larger woofers would not physically fit.
- The rear side panel enclosure formed by the door or trim panel acts as a partial acoustic boundary, which influences bass loading and affects how a 5.25 inch cone moves air within the cabin space.
- At 5.25 inches, cone excursion and surface area are sufficient to reproduce the upper bass and midrange frequencies that contribute to vocal presence and instrumental body in a rear cabin fill role.
- The midbass type is a speaker optimized for the frequency band roughly between 80 Hz and 500 Hz, reinforcing the lower midrange and upper bass without extending into the highest treble frequencies.
- In a rear side panel position, a midbass driver supplements the low-frequency content reaching rear passengers, compensating for the acoustic distance between front-mounted tweeters or full-range drivers and the rear seating area.
- The full-range type is a single driver designed to reproduce a wide frequency spectrum, typically from the low bass region up through the high-frequency range, without requiring a dedicated crossover or additional tweeters.
- A full-range driver in the rear side panel of the Mercedes-Benz E320 handles the entire audible spectrum assigned to that position independently, which is relevant given the panel's enclosed mounting geometry and limited wiring infrastructure in some trim configurations.
- The 5.25 inch mounting diameter determines the cutout size and basket outer dimension required for the rear side panel opening, making physical fitment dependent on the specific mounting depth and flange diameter of any replacement driver.