GRS 3AS-4 3-1/2" Dual Cone Replacement Car Speaker

The GRS 3AS-4 is a meticulously engineered 3-1/2-inch dual cone replacement car speaker, designed to restore clarity and depth to your vehicle's audio system. As a versatile bass and mid-bass driver, this 4-ohm unit excels at delivering punchy low frequencies and articulate midrange, making it an ideal choice for upgrading factory speakers in cars, vans, or marine applications where space is limited. Whether you are replacing a blown original speaker or building a custom sound system, the 3AS-4 offers a straightforward solution for enhancing audio performance without requiring extensive modifications.

Technically, this speaker features a dual cone design that extends frequency response and improves efficiency, with a sensitivity of 90 dB SPL measured at 1 metre with 2.83 volts. Its total Q factor (Qts) of 0.95 indicates a well-damped response suitable for sealed enclosures or free-air use, while the resonant frequency (Fs) of 124 Hz ensures solid bass reproduction from a compact frame. With a nominal diameter of 88.9 mm and a mounting depth of just 47 mm, it fits easily into shallow spaces. Rated for a maximum power handling of 30 watts, the 3AS-4 delivers reliable performance for everyday listening. Restore the richness of your music with this dependable replacement speaker, built to last and priced for value.