Mounting Depth

6.5-Inch 90-Watt RMS Convertible Component Automotive Door Speakers The 6.5" QS series audiophile component door speakers by Kicker offer stunning midrange drivers, audiophile precise tweeters and a superior crossover network. The QS 6-1/2 Inch convertible speakers are a matched component system, built for pure sonic reproduction.  The Kicker 41QSS654 crossovers allow you to use a single amplifier channel, or use bi-amplification for even more flexibility and control. These 6.5" QS series convertible speakers can be installed as a pair of components or a coaxial configuration. These Kicker speakers work best with 90 watts of recommended power. See below for more details. Specifications Woofer (in., mm) 6 1/2, 160 Tweeter (in., mm) 1 3/16, 30 Tweeter dome material Tetoron® Rated Impedance [Ω] 4 Recommended Amplifier Power (watts RMS) 90 Peak Power (watts, per ANSI/CTA-2031-A) 180 Sensitivity [1W, 1m] 86dB Frequency Response [Hz] 50 - 22k Woofer Mounting Hole Diameter [in, mm] 5 1/16, 129 Woofer Bottom Mount Depth [in, mm] 2 1/2, 63.5 Flush Mount Tweeter Hole Diameter [in,mm] 1 13/16, 46 Flush Mount Tweeter Depth [in,mm] 1 1/8, 29 High Pass [dB], at Frequency [Hz] 24, 2800 Low Pass [dB], at Frequency [Hz] 12, 2800 High Frequency Output Attenuation [dB] 0, +3, +6 Kicker QSS Series Manual

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