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Rockford Fosgate R1-HD4-9813 Prime 160 Watt 4-Channel Motorcycle System

Rockford Fosgate R1-HD4-9813 Prime 160 Watt 4-Channel Motorcycle System

Rockford Fosgate R1-HD4-9813 Prime 160 Watt 4-Channel Motorcycle System

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Item sku:R1-HD4-9813
Rockford Fosgate

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Rockford Fosgate R1-HD4-9813 Product Highlights

  • It is a 4-channel 160 Watt speaker system designed specifically for motorcycles.
  • This "Closed loop" design is a precisely matches amplifier with speaker for optimized output and reliability.
  • It includes pass-thru outputs for future expansion.
  • It has multiple mounting options and also includes all harnesses and hardware for full installation.
  • It comes with 1 Year Standard Warranty

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  • 30-Day Return Policy - See exceptions
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System Includes: 4-ch. Class-A/B Amp, Four 5.25" Speakers, Amp Mounting Bracket, Power Harness, Input Harness, Output Harness, Screws, Zip Ties, Velcro Pad, Batwing Grille Badge

Rockford Fosgate R1-HD4-9813 Prime 160 Watt 4-Channel Motorcycle System:


  • 4-channel 160 Watt speaker system
  • Fits 1998-2013 Harley-Davidson™ factory 4-speaker systems
  • Optimized EQ, crossover and gain
  • Three position output level control
  • Pass-Thru output for future system expansion
  • Extruded aluminium heat sink
  • Short circuit protection
  • Thermal protection
  • Multiple mounting options
  • Includes all harnesses and hardware for full installation

Power Handling Max:

  • 160 Watts

Power Handling RMS:


  • RMS Power: 40 Watts × 4 @ 2-Ohm

Quick Specs:

  • Signal Input: High Level: 4-pin harness
  • Signal Output: Pass -Thru: 4-pin harness
  • Power Input connector: 3-pin harness
  • Output Level Control: Selectable -3dB, 0db, +3dB
  • Frequency Response: 80Hz - 16 kHz +/-1dB
  • Nominal Impedance: 2-Ohms
  • Heat Sink Type: Extruded Aluminium
  • Circuit topology Class: Class A/B
  • Operating Voltage: 9-16 VDC
  • Average Current Draw: 7.5A
  • Sensitivity: 88dB


  • Speaker Diameter: 5.25" (133 mm)
  • Speaker Depth: 2.10” (53.3 mm)

Technical Specifications

Manufacturer Rockford Fosgate
Part Number R1-HD4-9813
Amplifier Topology Class Class D
Number of Channels 4 Channel
Total Peak Power Output Up to 500 watts
Total RMS Power Output 400 watts
Amplifier Bridging No
Minimum Impedance in Bridged Mode 4 ohm
Minimum Impedance in Un-Bridged Mode No
Strappable Amplifier No
Strappable Power Output No
RCA Pre-amp Audio inputs No
RCA Pre-amp Audio outputs 1 Pair
Preamp voltage No
Speaker level inputs Yes
Gain Control No
Bass Knob / Remote Gain No
Built in Crossover High-pass, Low-pass
Cooling Fan No
Color Black
Warranty 1 Year
Recommended Power Wire Gauge 8 Gauge
UPC Code 780687344511

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Item sku:R1-HD4-9813
Rockford Fosgate
Your Price: $399.99
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Availability:In stock
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