Kicker 43CWRT81 8" Shallow-Mount CompRT 300-Watt Dual 1-Ohm Voice Coil Subwoofer

Model: 43CWRT81 UPC: 713034076421 Item: 165836


Regular Price: $189.95

Save: $53.99 (28%)

Savings include $23.99 instant rebate. Offer ends 8/2/2020.
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Product Information

43CWRT81 8" CompRT 300-Watt Dual 1-Ohm Voice Coil Slim Subwoofer

The only thing thin about the CompRT® Subwoofer is the mounting depth. Whether it’s on the road, sand or trail, these tough subs work perfectly in nearly anything with a motor.

8" CompRT 1 Ohm

The CompRT Eight-Inch Subwoofer is an all-weather thin subwoofer with a pair of 1Ω voice coils.

To be a truly motorcycle/ATV friendly subwoofer, the sub must be able to take the rain, snow and sun – and keep on playing A UV-resistant cone and surround help make the CopmpRT sound great where the road (or trail) take you.

The CompRT Eight-Inch Subwoofer works best with a sealed or ported enclosure and 300 watts of recommended power.



  • Size: 8"
  • Impedance: Dual 1-Ohm voice coils
  • Power Handling: 300 Watts RMS / 600 Watts Peak
  • Sensitivity: 81.8dB
  • Mounting Depth:2-11/16"
  • Mounting Diameter: 7"
  • Minimum Sealed Box Volume: 0.20 cu. ft.
  • Maximum Sealed Box Volume: 1.00 cu. ft.
  • Minimum Vented Box Volume: 0.80 cu. ft.
  • Maximum Vented Box Volume: 1.20 cu. ft.

What's in the Box

What's in the Box:

  • 43CWRT81 subwoofer
  • Owner's manual


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