Nissan Quest Rear Side Panel Speaker Size
The Nissan Quest rear side panel accommodates a 3 inch speaker size, and also supports 4 inch, 6 inch, 6x8 inch, and 6x9 inch speakers. Compatible audio types across these locations include midrange, midbass, and full-range system units. These specifications cover the years 1999 to 2017.
| Year | Type | Size (inch) |
|---|---|---|
| 2017 | Midrange | 3 |
| 2016 | Midrange | 3 |
| 2015 | Midrange | 3 |
| 2014 | Midrange | 3 |
| 2013 | Midrange | 3 |
| 2012 | Midrange | 3 |
| 2011 | Midrange | 3 |
| 2006 | Full-Range | 6x9 |
| 2005 | Full-Range | 6x9 |
| 2004 | Full-Range | 6x9 |
| 2002 | Midrange | 4 |
| 2002 | Midbass / Full-Range | 6 |
| 2002 | Full-Range | 6x8 |
| 2001 | Midrange | 4 |
| 2001 | Midbass / Full-Range | 6 |
| 2001 | Full-Range | 6x8 |
| 2000 | Midrange | 4 |
| 2000 | Midbass / Full-Range | 6 |
| 2000 | Full-Range | 6x8 |
| 1999 | Midrange | 4 |
| 1999 | Midbass / Full-Range | 6 |
| 1999 | Full-Range | 6x8 |
Speaker Types
| Type | Description |
|---|---|
| Midrange | A driver for the middle of the audible range, typically from about 300 Hz to 5,000 Hz, where vocals and most instruments sit. It is often paired with a tweeter and a woofer. |
| 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 is a lateral mounting position within the passenger cabin, placing speakers along the side walls rather than in floor or ceiling positions, which affects the horizontal dispersion of sound toward seated occupants.
- A 3-inch driver in the rear side panel of the Nissan Quest operates within a limited cone area, constraining excursion and low-frequency output, which makes the midrange type the acoustically appropriate designation for this size at this location.
- Midrange speakers are designed to reproduce the middle frequency band, generally spanning roughly 300 Hz to 5 kHz, covering vocal clarity, instruments, and upper harmonic content without extending into deep bass or high treble.
- A 4-inch midrange driver at the rear side panel position handles a similar frequency role to the 3-inch unit but with a moderately larger cone surface, allowing slightly greater acoustic output and a marginally extended lower-midrange response.
- The 6-inch driver listed for the 1999 through 2002 model years carries compatible types of midbass and full-range, indicating the cone area is sufficient to reproduce both the upper bass frequencies and a broader spectrum extending into the midrange.
- Midbass speakers are focused on the frequency region between roughly 80 Hz and 350 Hz, bridging the gap between a dedicated subwoofer and a midrange driver, which at a rear side panel location adds body and warmth to the rear soundstage.
- The 6x8-inch oval format listed alongside the 4-inch and 6-inch options for the 1999 through 2002 model years suggests an alternate mounting cutout geometry in the rear side panel that accommodates an elliptical cone rather than a circular one.
- A 6x8-inch oval driver has a cone area comparable to a mid-size circular driver, and the full-range type designation indicates the driver is intended to reproduce bass, midrange, and treble from a single unit within the rear side panel cavity.
- The 6x9-inch oval format in the 2004 through 2006 Nissan Quest rear side panel represents a larger cone surface than the 6x8-inch unit, and the full-range type classification reflects the expanded low-frequency displacement capacity of the larger oval cone at this location.
- Full-range speakers incorporate multiple cone elements or a coaxial tweeter to reproduce a wide frequency spectrum, allowing a single driver installed in the rear side panel to cover bass extension, midrange presence, and high-frequency detail simultaneously.
- The presence of 3 separate compatible size entries for the 1999 through 2002 model years indicates multiple distinct mounting cutout configurations existed within the rear side panel of the Quest during that production period.
- The side panel location in a minivan such as the Quest positions rear speakers at a relatively low height along the cabin wall, which influences the vertical angle of sound projection toward passengers in the second and third seating rows.