Plymouth Grand Voyager Front Door Panel Speaker Size
The Plymouth Grand Voyager front door panel accommodates a 6x9 inch speaker size. Full-range units are the compatible type for the audio system. These specifications cover the years 1990 to 2000.
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 front door panel of the Plymouth Grand Voyager is the mounting location referenced across all model years in the specifications.
Door panel speaker locations are recessed into the interior door trim, with the speaker cone facing laterally into the cabin rather than forward or downward, which affects the horizontal dispersion of audio toward seated occupants.
The 6x9 inch oval format is a non-circular footprint, meaning the mounting cavity in the Plymouth Grand Voyager front door panel is shaped to accommodate the elongated dimensions of that speaker format rather than a standard round cutout.
A 6x9 inch speaker has a larger cone surface area than a standard 6.5 inch round driver, which allows for greater low-frequency displacement and higher overall sound pressure levels from a single driver installed in the door panel position.
The oval geometry of a 6x9 inch driver produces a wider horizontal dispersion pattern along its short axis, which, in a side-mounted door panel position, angles audio output across the width of the front seating area.
Full-range drivers are designed to reproduce the entire audible frequency spectrum from a single speaker unit, covering low, mid, and high frequencies without requiring a separate crossover network or supplementary tweeters at the same location.
In a front door panel mounting position, a full-range driver handles all frequency reproduction at that location, including the midrange frequencies most critical to vocal and instrumental clarity within the passenger cabin.
The Plymouth Grand Voyager front door panel, as a minivan door structure, typically encloses a significant internal air volume behind the speaker mounting surface, which can influence the bass response of the installed 6x9 inch full-range driver through internal resonance and back-pressure effects.
A 6x9 inch full-range driver installed in the Plymouth Grand Voyager front door panel occupies a position at roughly door-panel height, placing the sound source at a lower vertical angle relative to front-seat occupants' ear level compared to dash-mounted or pillar-mounted positions.
The consistent 6x9 inch full-range specification across all listed model years indicates a uniform front door panel cavity dimension in the Plymouth Grand Voyager throughout the production span covered by the specifications.