The Ram 5500 dashboard accommodates a 3.5 inch speaker size across all listed model years. Full-range units are the compatible audio types for the system. These specifications cover the years 2011 to 2016.
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 dashboard location in the Ram 5500 places speakers at the forward-most point of the cabin interior, typically flush-mounted or grille-covered within the instrument panel structure, directing sound toward the windshield and upper passenger compartment.
Dashboard mounting positions are generally shallow-depth enclosures constrained by the instrument panel housing, which limits the available mounting depth and internal airspace behind the speaker cone.
The 3.5 inch diameter specified across all listed model years indicates a small-diameter driver, which in acoustic terms is physically suited to the tight spatial constraints typical of dashboard cavities in large commercial trucks like the Ram 5500.
A 3.5 inch driver produces a relatively modest cone surface area, which limits low-frequency displacement but allows the driver to respond accurately to mid and upper-frequency content without the inertial lag associated with larger cones.
Due to the dashboard position, a 3.5 inch speaker in the Ram 5500 dashboard primarily handles sound reproduction for the area nearest the front occupants, with the driver-side and passenger-side units collectively creating a stereo field across the forward cabin.
The full-range type designation indicates a single driver intended to reproduce the entire audible frequency spectrum, from low bass through high treble, without a passive crossover network redirecting frequencies to separate drivers.
In a dashboard context, a full-range driver handles frequencies that would otherwise require both a woofer for lower content and a tweeter for upper content, making the single-driver format particularly relevant where space prohibits a multi-component mounting arrangement.
The Ram 5500 dashboard speaker opening accepting a 3.5 inch full-range driver reflects a factory configuration where the instrument panel cutout, mounting ring diameter, and depth clearance are dimensioned specifically for small full-range drivers rather than component speaker pairs.
Full-range drivers of the 3.5 inch size typically exhibit a rising frequency response in the upper midrange and treble regions, a characteristic that aligns with dashboard placement where the speaker fires upward or toward the windshield at an angle rather than directly at the listener.
The dashboard location subjects mounted speakers to elevated ambient temperatures relative to door or rear deck positions, as instrument panels receive direct solar load and radiant heat from engine proximity, a mechanical condition relevant to driver surround material durability.