Driver Depth 1.75-2"

75-Watt 5 1/4-Inch Coaxial Speakers, 4-Ohm These CS series 5.25" coaxial speakers by Kicker are a significant upgrade in your sound. A stamped-steel speaker driver chassis supports a rigid polypropylene cone and UV-treated foam surrounds that stand up to heat and direct sunlight. These 75W coaxial's have neodymium tweeter magnets allow for increased volume in high frequencies. The Kicker CS series 5 and a 1/4" speakers work best with 75 watts of recommended power. Specifications Speaker Design 2 - way Woofer Size | in [mm] 5 1/4 [130] Tweeter Size | in [mm] 1/2 [13] DC Resistance | ohm 3.4 Peak Power | Watts 225 Continuous Power | Watts, RMS 75 Sensitivity [SPLo] | dB @ 1W, 1m 90 Effective Frequency Range | Hz 45-20k Mounting Hole Diameter | in [mm] 4 1/2 [115] Top Mount Depth | in [mm] 1/4 [7] Bottom Mount Depth | in [mm] 1 3/4 [45] Tweeter Protrusion | in [mm] 0 Grilles Yes Tweeter Magnet Material Neodymium Tweeter Design Balanced dome Woofer Cone Material Polypropylene Woofer Surround Material Polyester foam

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