<ul><li>Compatible with 1998-2001 Dodge Ram Extended Club Quad Truck Harmony Bundle R104 Dual 10" Sub Box & HA-A400.1</li></ul> This Package Includes the Following Items: 1 x Custom Dual 10" 98-01 Dodge Ram Extended Cab Subwoofer Box 2 x Harmony Audio HA-R104 Rhythm Series 10" - Package Sub 1 x Harmony Audio HA-A400.1 Class D Mono 800W Sub Amp 1 x Harmony Audio HA-AK4 Car 4 Gauge Amp - Nickel Custom Dual 10" 98-01 Dodge Ram Extended Cab Subwoofer Box: Features: Dual 10" 98-01 Dodge Ram Extended / Quad Cab Sub Box Mounting Depth: 5-1/4" Air Space: 0.57 Cubic Feet Per Sub Sealed Enclosure Dimensions: Width 46" x Front Height 10-1/2" x Rear Height 4-1/2" x Depth 18" High Quality Black Carpet Enclosure fits under rear seat. Installation requires removal of Jack kit and storage tray This box fits: 1998 - 2001 Dodge Ram Extended Cab / Quad Cab Harmony Audio HA-R104 Rhythm Series 10" - Package Sub: Specifications: 10" Rhythm Series Car Subwoofer Power Handling: Peak: 500 watts RMS: 250 watts Sensitivity: 86.1dB Frequency Response: 30Hz-1.5kHz Mounting Depth: 5 5/16" Mounting Cutout Diameter: 9 1/4" Single 4 Ohm Harmony Audio HA-A400.1 Class D Mono 800W Sub Amp: Specifications: Power Handling: 14.4V @ 1 Ohm 400 Watts RMS x 1 800 Watts PEAK x 1 14.4V @ 2 Ohm 300 Watts RMS x 1 600 Watts PEAK x 1 Frequency Response: 10Hz-180Hz Turn On: DC Offset or 12V Remote Features: Includes Remote Bass Control Knob with Power Indicator LED Includes HA-EASY Speaker Wire to RCA Adapter to Simplify Installation

Harmony Audio (2) HA-R104 Subwoofer Dual 10" Sub Box Bundle HA-A400.1 Amp Compatible with 1998-2001 Dodge Ram Extended Club Quad Truck