Kicker KS Series 51KSC6904 6x9" Coaxial Speakers, 150W RMS, 4Ω, Pair

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Kicker 51KSC6904 is a 9" speaker set designed for upgraded audio output in compatible vehicle or marine audio systems. Key Performance Features 9" speaker design for replacement or upgrade applications 150 W RMS power handling when properly powered 4 Ω nominal impedance for system matching Designed for clean midrange and high-frequency output in daily-use audio systems System Architecture Type: Coaxial speaker system Application: Car audio speaker upgrade Nominal Impedance: 4 Ω Power Handling / Output Continuous Power Handling (RMS): 150 W Peak Power Handling: 300 W Driver / Construction Polypropylene woofer construction for durable midbass output Silk-dome tweeter design for smooth high-frequency response Durable surround material for daily-use speaker performance Grilles included for installation flexibility Installation Use Cases Factory speaker replacement where the listed size and depth are compatible Aftermarket speaker upgrades using appropriate amplifier or head-unit power Daily-driver audio systems focused on cleaner output and improved clarity Technical Specifications Brand: Kicker Series: KS Series Model: 51KSC6904 Product Type: Coaxial Speakers Size: 9" Impedance: 4 Ω Power Handling (RMS): 150 W Frequency Response: Not provided Identifiers & Packaging MPN: 51KSC6904 UPC: 713034045304 Sold As: Pair Included Components: Speakers, grilles where included, mounting hardware, and documentation Why Buy From MCOR Automotive Authorized retailer for the brands we sell Specialists in car audio, marine audio, and vehicle-specific integration Expert support for product selection, amplifier matching, and clean system setup Show more