Hero image 0 of 2002 - 2018 Dodge Ram Quad or Crew Harmony R104 Dual 10" Rhino Sub Box HA-A400.1, 0 of 2

2002 - 2018 Dodge Ram Quad or Crew Harmony R104 Dual 10" Rhino Sub Box HA-A400.1

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This Package Includes the Following Items: 1 x Fits Dodge Ram 2002 - 2018 Quad - Crew Truck Dual 10" Sub Box Enclosure - Rhino Coated 2 x Harmony Audio HA-R104 Rhythm Series 10" - Package Sub 1 x Harmony Audio HA-A400.1 Car Stereo Class D Amp Mono 800 Watt Subwoofer Amplifier - 1 Ohm Stable - Includes Bass Remote 1 x Harmony Audio HA-AK4 Car Stereo Complete 4 Gauge 1800W Amp Amplifier Install Kit - Nickel Fits Dodge Ram 2002 - 2018 Quad - Crew Truck Dual 10" Sub Box Enclosure - Rhino Coated: Features: 2002 - 2018 Dodge Ram Quad / Crew Cab Truck Custom Dual 10" Subwoofer Enclosure Sub Box Mounting Depth: 5.75" Air Space: 0.61 Cubic Feet per Sub Sealed Enclosure Constructed with High Quality MDF High Quality Spring Loaded Terminal Cup (Bare Wire 'up to 10GA') Sprayed on layers for a long lasting, durable, water resistant enclosure (same technology as spray-on bed liner) Enclosure installs under the rear seat, subs fire upward Fits both the full rear bench seat and 60/40 split seat Special cutout allows for more bass to reach the cab and protects the subs from damage Fits both the Quad and Crew cab but does not fit the Mega Cab This box fits: 2002 - 2018 Dodge Ram Quad or Crew Cab Truck 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" Min Sealed Box Volume (Cubic Feet): 1.0 Max Sealed Box Volume (Cubic Feet): 2.46 Min Vented Box Volume (Cubic Feet): 1.18 Max Vented Box Volume (Cubic Feet): 1.97 Single 4 Ohm Features: Metallic Polypropylene Injection Molded Cone Butyl Rubber Surround Tinsel Leads Woven into Spider 1.5" Copper Voice Coil Steel Basket Ferrite Magnet Kapton Former Material Harmony Audio HA-A400.1 Car Stereo Class D Amp Mono 800 Watt Subwoofer Amplifier - 1 Ohm Stable - Includes Bass Remote: Specifications: Alloy Series Mono - 1 Channel Class D Amplifier 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 Signal to Noise Ratio: 95dB, A-weighted RCAs: Input and Full Pass Through Audio Output Turn On: DC Offset or 12V Remote Recommended External Fuse: 50A Recommended Wiring Power Gauge: 4 Gauge Dimensions: 9-3/16" Width x 6-1/8" Width x 2" Height User Adjustable Settings: Input Type: High or Low Level Signal (Selectable Switch) High Level Input Sensitivity: 2.5V - 40V Low Level Input Sensitivity: 90mV - 10V Gain: (Knob Variable) Low Pass Filter: 40Hz - 180Hz (Knob Variable) Subsonic Filter: 0Hz - 50Hz (Knob Variable) Frequency: 30Hz - 80Hz (Knob Variable) Bass Boost: 0dB - 12dB @ 50Hz (Knob Variable) Features: Includes Remote Bass Control Knob with Power Indicator LED Includes HA-EASY Speaker Wire to RCA Adapter to Simplify Installation Compatible with both Aftermarket and Factory Source with DC Offset Feature When DC Offset Feature is used Remote Terminal becomes a 12V Output to Turn On Another Device Brushed Aluminum Case with Light Up Blue LED Harmony Logo Power and Protection Lights to Easily See Amp Status Harmony Audio HA-AK4 Car Stereo Complete 4 Gauge 1800W Amp Amplifier Install Kit - Nickel: Specifications: 17FT Flexible Matte Blue 4GA Power Cable 3FT Flexible Matte Black 4GA Power Cable 20FT Flexible Matte Blue 16GA Speaker Wire 17FT Flexible Matte Gray & Black RCA Cable 17FT Flexible Matte Blue Remote Wire 6FT Split Loom ANL Fuse Holder 150 Amp ANL Fuse (2) 4GA Blue & Black 5/16" Ring Terminals (2) 4GA Blue & Black Spade Terminals (5) 16GA Blue & Black Spade Terminals (4) Pan Head Screws (10) Wire Ties
1 x Fits Dodge Ram 2002 - 2018 Quad - Crew Truck Dual 10" Sub Box Enclosure - Rhino Coated
2 x Harmony Audio HA-R104 Rhythm Series 10" - Package Sub
1 x Harmony Audio HA-A400.1 Car Stereo Class D Amp Mono 800 Watt Subwoofer Amplifier - 1 Ohm Stable - Includes Bass Remote
1 x Harmony Audio HA-AK4 Car Stereo Complete 4 Gauge 1800W Amp Amplifier Install Kit - Nickel
2002 - 2018 Dodge Ram Quad / Crew Cab Truck Custom Dual 10" Subwoofer Enclosure Sub Box Mounting Depth: 5.75" Air Space: 0.61 Cubic Feet per Sub Sealed Enclosure
Mounting Depth: 5.75"
Air Space: 0.61 Cubic Feet per Sub
Sealed Enclosure
Constructed with High Quality MDF
High Quality Spring Loaded Terminal Cup (Bare Wire 'up to 10GA')
Sprayed on layers for a long lasting, durable, water resistant enclosure (same technology as spray-on bed liner)
Enclosure installs under the rear seat, subs fire upward
Fits both the full rear bench seat and 60/40 split seat
Special cutout allows for more bass to reach the cab and protects the subs from damage
Fits both the Quad and Crew cab but does not fit the Mega Cab
2002 - 2018 Dodge Ram Quad or Crew Cab Truck
10" Rhythm Series Car Subwoofer
Power Handling: Peak: 500 watts RMS: 250 watts
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"
Min Sealed Box Volume (Cubic Feet): 1.0
Max Sealed Box Volume (Cubic Feet): 2.46
Min Vented Box Volume (Cubic Feet): 1.18
Max Vented Box Volume (Cubic Feet): 1.97
Single 4 Ohm
Metallic Polypropylene Injection Molded Cone
Butyl Rubber Surround
Tinsel Leads Woven into Spider
1.5" Copper Voice Coil
Steel Basket
Ferrite Magnet
Kapton Former Material
Alloy Series Mono - 1 Channel Class D Amplifier
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
14.4V @ 1 Ohm 400 Watts RMS x 1 800 Watts PEAK x 1
400 Watts RMS x 1
800 Watts PEAK x 1
14.4V @ 2 Ohm 300 Watts RMS x 1 600 Watts PEAK x 1
300 Watts RMS x 1
600 Watts PEAK x 1
Frequency Response: 10Hz-180Hz
Signal to Noise Ratio: 95dB, A-weighted
RCAs: Input and Full Pass Through Audio Output
Turn On: DC Offset or 12V Remote
Recommended External Fuse: 50A
Recommended Wiring Power Gauge: 4 Gauge
Dimensions: 9-3/16" Width x 6-1/8" Width x 2" Height
Input Type: High or Low Level Signal (Selectable Switch) High Level Input Sensitivity: 2.5V - 40V Low Level Input Sensitivity: 90mV - 10V
High Level Input Sensitivity: 2.5V - 40V
Low Level Input Sensitivity: 90mV - 10V
Gain: (Knob Variable)
Low Pass Filter: 40Hz - 180Hz (Knob Variable)
Subsonic Filter: 0Hz - 50Hz (Knob Variable)
Frequency: 30Hz - 80Hz (Knob Variable)
Bass Boost: 0dB - 12dB @ 50Hz (Knob Variable)
Includes Remote Bass Control Knob with Power Indicator LED
Includes HA-EASY Speaker Wire to RCA Adapter to Simplify Installation
Compatible with both Aftermarket and Factory Source with DC Offset Feature
When DC Offset Feature is used Remote Terminal becomes a 12V Output to Turn On Another Device
Brushed Aluminum Case with Light Up Blue LED Harmony Logo
Power and Protection Lights to Easily See Amp Status
17FT Flexible Matte Blue 4GA Power Cable
3FT Flexible Matte Black 4GA Power Cable
20FT Flexible Matte Blue 16GA Speaker Wire
17FT Flexible Matte Gray & Black RCA Cable
17FT Flexible Matte Blue Remote Wire
6FT Split Loom
ANL Fuse Holder
150 Amp ANL Fuse
(2) 4GA Blue & Black 5/16" Ring Terminals
(2) 4GA Blue & Black Spade Terminals
(5) 16GA Blue & Black Spade Terminals
(4) Pan Head Screws
(10) Wire Ties

Specs

Rms power rating
250 W
Woofer size
10 in
Subwoofer type
Subwoofer
Brand
Harmony Accessory Master
Subwoofer enclosure type
Sealed
Impedance
4 ohm

Current price is $406.95

Price when purchased online

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Columbus, 43215

Arrives by Tue, Apr 21

Sold and shipped by HiFiSoundConnectionPro Seller

4.24117053481332 stars out of 5, based on 991 seller reviews(4.2)

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About this item

Product details

Compatible with 2002–2018 Dodge Ram Quad Cab and Crew Cab trucks, the Harmony R104 Dual 10" Rhino Coated Sub Box paired with the Harmony HA-A400.1 Mono Amplifier delivers a rugged and reliable bass upgrade in a space-saving, factory-fit design. With a final 2-ohm impedance, this system is optimized for efficient power delivery and clean, punchy low-end performance.

The enclosure comes pre-loaded with two Harmony R104 10" subwoofers, known for their tight, responsive bass and dependable daily performance across all music genres. Whether you're listening to rock, rap, or country, this setup adds impactful sound without compromising cabin space.

Finished with a durable Rhino Coating, the enclosure is built to withstand moisture, scratches, and heavy use—making it ideal for work trucks or off-road environments. Paired with the Harmony HA-A400.1 amplifier, this package offers a complete, durable solution for Ram owners seeking bold bass and a clean, OEM-style fit.

This Package Includes the Following Items: 1 x Fits Dodge Ram 2002 - 2018 Quad - Crew Truck Dual 10" Sub Box Enclosure - Rhino Coated 2 x Harmony Audio HA-R104 Rhythm Series 10" - Package Sub 1 x Harmony Audio HA-A400.1 Car Stereo Class D Amp Mono 800 Watt Subwoofer Amplifier - 1 Ohm Stable - Includes Bass Remote 1 x Harmony Audio HA-AK4 Car Stereo Complete 4 Gauge 1800W Amp Amplifier Install Kit - Nickel Fits Dodge Ram 2002 - 2018 Quad - Crew Truck Dual 10" Sub Box Enclosure - Rhino Coated: Features: 2002 - 2018 Dodge Ram Quad / Crew Cab Truck Custom Dual 10" Subwoofer Enclosure Sub Box Mounting Depth: 5.75" Air Space: 0.61 Cubic Feet per Sub Sealed Enclosure Constructed with High Quality MDF High Quality Spring Loaded Terminal Cup (Bare Wire 'up to 10GA') Sprayed on layers for a long lasting, durable, water resistant enclosure (same technology as spray-on bed liner) Enclosure installs under the rear seat, subs fire upward Fits both the full rear bench seat and 60/40 split seat Special cutout allows for more bass to reach the cab and protects the subs from damage Fits both the Quad and Crew cab but does not fit the Mega Cab This box fits: 2002 - 2018 Dodge Ram Quad or Crew Cab Truck 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" Min Sealed Box Volume (Cubic Feet): 1.0 Max Sealed Box Volume (Cubic Feet): 2.46 Min Vented Box Volume (Cubic Feet): 1.18 Max Vented Box Volume (Cubic Feet): 1.97 Single 4 Ohm Features: Metallic Polypropylene Injection Molded Cone Butyl Rubber Surround Tinsel Leads Woven into Spider 1.5" Copper Voice Coil Steel Basket Ferrite Magnet Kapton Former Material Harmony Audio HA-A400.1 Car Stereo Class D Amp Mono 800 Watt Subwoofer Amplifier - 1 Ohm Stable - Includes Bass Remote: Specifications: Alloy Series Mono - 1 Channel Class D Amplifier 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 Signal to Noise Ratio: 95dB, A-weighted RCAs: Input and Full Pass Through Audio Output Turn On: DC Offset or 12V Remote Recommended External Fuse: 50A Recommended Wiring Power Gauge: 4 Gauge Dimensions: 9-3/16" Width x 6-1/8" Width x 2" Height User Adjustable Settings: Input Type: High or Low Level Signal (Selectable Switch) High Level Input Sensitivity: 2.5V - 40V Low Level Input Sensitivity: 90mV - 10V Gain: (Knob Variable) Low Pass Filter: 40Hz - 180Hz (Knob Variable) Subsonic Filter: 0Hz - 50Hz (Knob Variable) Frequency: 30Hz - 80Hz (Knob Variable) Bass Boost: 0dB - 12dB @ 50Hz (Knob Variable) Features: Includes Remote Bass Control Knob with Power Indicator LED Includes HA-EASY Speaker Wire to RCA Adapter to Simplify Installation Compatible with both Aftermarket and Factory Source with DC Offset Feature When DC Offset Feature is used Remote Terminal becomes a 12V Output to Turn On Another Device Brushed Aluminum Case with Light Up Blue LED Harmony Logo Power and Protection Lights to Easily See Amp Status Harmony Audio HA-AK4 Car Stereo Complete 4 Gauge 1800W Amp Amplifier Install Kit - Nickel: Specifications: 17FT Flexible Matte Blue 4GA Power Cable 3FT Flexible Matte Black 4GA Power Cable 20FT Flexible Matte Blue 16GA Speaker Wire 17FT Flexible Matte Gray & Black RCA Cable 17FT Flexible Matte Blue Remote Wire 6FT Split Loom ANL Fuse Holder 150 Amp ANL Fuse (2) 4GA Blue & Black 5/16" Ring Terminals (2) 4GA Blue & Black Spade Terminals (5) 16GA Blue & Black Spade Terminals (4) Pan Head Screws (10) Wire Ties
1 x Fits Dodge Ram 2002 - 2018 Quad - Crew Truck Dual 10" Sub Box Enclosure - Rhino Coated
2 x Harmony Audio HA-R104 Rhythm Series 10" - Package Sub
1 x Harmony Audio HA-A400.1 Car Stereo Class D Amp Mono 800 Watt Subwoofer Amplifier - 1 Ohm Stable - Includes Bass Remote
1 x Harmony Audio HA-AK4 Car Stereo Complete 4 Gauge 1800W Amp Amplifier Install Kit - Nickel
2002 - 2018 Dodge Ram Quad / Crew Cab Truck Custom Dual 10" Subwoofer Enclosure Sub Box Mounting Depth: 5.75" Air Space: 0.61 Cubic Feet per Sub Sealed Enclosure
Mounting Depth: 5.75"
Air Space: 0.61 Cubic Feet per Sub
Sealed Enclosure
Constructed with High Quality MDF
High Quality Spring Loaded Terminal Cup (Bare Wire 'up to 10GA')
Sprayed on layers for a long lasting, durable, water resistant enclosure (same technology as spray-on bed liner)
Enclosure installs under the rear seat, subs fire upward
Fits both the full rear bench seat and 60/40 split seat
Special cutout allows for more bass to reach the cab and protects the subs from damage
Fits both the Quad and Crew cab but does not fit the Mega Cab
2002 - 2018 Dodge Ram Quad or Crew Cab Truck
10" Rhythm Series Car Subwoofer
Power Handling: Peak: 500 watts RMS: 250 watts
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"
Min Sealed Box Volume (Cubic Feet): 1.0
Max Sealed Box Volume (Cubic Feet): 2.46
Min Vented Box Volume (Cubic Feet): 1.18
Max Vented Box Volume (Cubic Feet): 1.97
Single 4 Ohm
Metallic Polypropylene Injection Molded Cone
Butyl Rubber Surround
Tinsel Leads Woven into Spider
1.5" Copper Voice Coil
Steel Basket
Ferrite Magnet
Kapton Former Material
Alloy Series Mono - 1 Channel Class D Amplifier
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
14.4V @ 1 Ohm 400 Watts RMS x 1 800 Watts PEAK x 1
400 Watts RMS x 1
800 Watts PEAK x 1
14.4V @ 2 Ohm 300 Watts RMS x 1 600 Watts PEAK x 1
300 Watts RMS x 1
600 Watts PEAK x 1
Frequency Response: 10Hz-180Hz
Signal to Noise Ratio: 95dB, A-weighted
RCAs: Input and Full Pass Through Audio Output
Turn On: DC Offset or 12V Remote
Recommended External Fuse: 50A
Recommended Wiring Power Gauge: 4 Gauge
Dimensions: 9-3/16" Width x 6-1/8" Width x 2" Height
Input Type: High or Low Level Signal (Selectable Switch) High Level Input Sensitivity: 2.5V - 40V Low Level Input Sensitivity: 90mV - 10V
High Level Input Sensitivity: 2.5V - 40V
Low Level Input Sensitivity: 90mV - 10V
Gain: (Knob Variable)
Low Pass Filter: 40Hz - 180Hz (Knob Variable)
Subsonic Filter: 0Hz - 50Hz (Knob Variable)
Frequency: 30Hz - 80Hz (Knob Variable)
Bass Boost: 0dB - 12dB @ 50Hz (Knob Variable)
Includes Remote Bass Control Knob with Power Indicator LED
Includes HA-EASY Speaker Wire to RCA Adapter to Simplify Installation
Compatible with both Aftermarket and Factory Source with DC Offset Feature
When DC Offset Feature is used Remote Terminal becomes a 12V Output to Turn On Another Device
Brushed Aluminum Case with Light Up Blue LED Harmony Logo
Power and Protection Lights to Easily See Amp Status
17FT Flexible Matte Blue 4GA Power Cable
3FT Flexible Matte Black 4GA Power Cable
20FT Flexible Matte Blue 16GA Speaker Wire
17FT Flexible Matte Gray & Black RCA Cable
17FT Flexible Matte Blue Remote Wire
6FT Split Loom
ANL Fuse Holder
150 Amp ANL Fuse
(2) 4GA Blue & Black 5/16" Ring Terminals
(2) 4GA Blue & Black Spade Terminals
(5) 16GA Blue & Black Spade Terminals
(4) Pan Head Screws
(10) Wire Ties

info:

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Specifications

Rms power rating

250 W

Woofer size

10 in

Subwoofer type

Subwoofer

Brand

Harmony Accessory Master

Warranty

Warranty information

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