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Black 5.25 inch coaxial car speaker with silver dome tweeter and integrated grille

KENWOOD

KENWOOD eXcelon KFC-X135 5.25" 2-Way 40W RMS 4 Ohm Car Speaker

SKU CH-V1VM-S2CH9

5.25" coaxial car speakers deliver 40W RMS power, 86 dB sensitivity and 71Hz–21,000Hz frequency response with a 1" soft dome tweeter and neodymium magnet

  • TypeCoaxial Speakers
  • Speaker Size5.25"
  • Features40W RMS power for clear, powerful audio
  • Clear, powerful audio from 40W RMS handling
  • Efficient power draw with 4 Ohm impedance
  • Loud output from 86 dB sensitivity rating
  • Full-range sound across 71Hz to 21,000Hz
  • Detailed highs via 1" soft dome tweeter

Kenwood eXcelon KFC-X135 coaxial speaker

The Kenwood eXcelon KFC-X135 is a 5.25-inch two-way coaxial speaker built for drivers who want a direct factory-replacement upgrade. It handles 40 watts RMS at 4 ohms with 86 dB sensitivity, delivering clear output from a standard head unit or modest amplifier. The 71Hz to 21000Hz frequency range covers deep bass through detailed highs for balanced in-car listening.

Build quality and mounting practicality

A 1-inch soft dome diaphragm tweeter and neodymium magnet structure keep the assembly lightweight while maintaining strong motor control. The coaxial layout aligns the tweeter centrally within the midrange cone for coherent imaging at typical door-panel listening angles. Included grilles protect the drivers and mount flush using the supplied hardware, simplifying installation in standard 5.25-inch openings.

Bundled accessories and their impact

Grilles and mounting hardware ship in the box, so the speakers can be fitted immediately without sourcing separate brackets or screws. The protective grilles shield the soft dome tweeter and cone from accidental contact during daily use. No signal processing, crossover modules or tuning software are included, leaving system integration entirely to the installer's choice of amplifier and equalisation.

Highlights

  • Clear, powerful audio from 40W RMS handling
  • Efficient power draw with 4 Ohm impedance
  • Loud output from 86 dB sensitivity rating
  • Full-range sound across 71Hz to 21,000Hz
  • Detailed highs via 1" soft dome tweeter

Specifications

BrandKENWOOD
TypeCoaxial Speakers
Speaker Size5.25"
Features40W RMS power for clear, powerful audio

Questions about this item

What mounting depth and cut-out does the 5.25" coaxial need?

The 5.25" frame fits standard DIN cut-outs; grilles and mounting hardware are included for direct installation.

How do you wire the 4 Ohm, 40 W RMS speaker, and what mistake should you avoid?

Connect positive and negative to a 4 Ohm stable amplifier; the common error is reversing polarity which reduces bass output.

What crossover integration does the 1" soft dome tweeter use in this 2-way design?

The coaxial layout uses a built-in passive network that blends the tweeter from roughly 4 kHz upward without external components.

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