Kicker for Dodge Ram 1994-2011 Truck Speaker Bundle CSS69 6X9-INCH (160x230mm) COMPONENT SYSTEM WITH .75-INCH (20mm) TWEETER, PAIR, 4-OHM, ROHS Specifications Woofer Size | in [mm] 6x9 [160x230] Tweeter Size | in [mm] 3/4 [20] Dome Material Titanium Peak Power | [watts] 450 Continuous Power | [watts RMS] 150 Effective Frequency Range | Hz 30-21k Woofer Mounting Hole Diameter | in [mm] 5 5/8 x 8 7/16 [143x215] Woofer Bottom Mount Depth | in [mm] 3 3/16 [81] Flush Mounting Tweeter Hole Diameter | in [mm] 1 9/16 [40] Flush Mount Tweeter Depth | in [mm] 9/16 [14.5] High Pass | dB, at Frequency | Hz 12, 4000 Low Pass | dB, at Frequency | Hz 12, 4000 High Frequency Output Attenuation | dB 0, 3, & 6 Bolt-Thru Grilles Yes CSC 5.25-INCH (130mm) COAXIAL SPEAKERS, 4-OHM 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 Dome Materia PEI [polyether imide Tweeter Design Balanced dome Woofer Cone Material Polypropylene Woofer Surround Material Polyester foam