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Car Audio
Hifonics  |  SKU: 806576235859
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Hifonics HCC65C COLOSSUS CLASSIC 6.5 Inch Speaker System

Sale price $69.99 Regular price $83.99
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Key features

  • Speaker size: 6.5″
  • RMS power per speaker: 75 W
  • Speaker impedance: 4.0 ohms
  • Frequency response: 80Hz-20kHz
  • Cone: Blue woven fiber
  • Surround: Butyl rubber


Description

Product Overview

Bring clear highs and responsive mid-bass to your car audio system with the Hifonics HCC65C COLOSSUS CLASSIC 6.5-inch component speaker system. It pairs 6.5-inch woofers with 1-inch aluminum dome tweeters, using external passive crossovers to direct frequencies between the drivers.

Key Features & Benefits

  • Aluminum dome tweeters: The 1-inch tweeters provide extended frequency response and natural-sounding reproduction.
  • Woven fiber cones: Lightweight blue cones support rapid midrange response.
  • Butyl rubber surrounds: The surrounds provide durability and support mid-bass impact.
  • Heat-conscious components: Pure copper voice coils, lightweight Kapton formers, and overcoil cooling help dissipate heat.
  • External crossovers: In-line Butterworth networks create a smooth transition between the woofers and tweeters.
  • Protective grilles: Included grilles help guard speakers against accidental damage when they are not behind a vehicle panel.

Technical Specifications

Brand Hifonics
Series COLOSSUS CLASSIC
Type Speaker
Speaker size 6.5"
RMS power handling 75 W
Peak power handling 150 W
Impedance 4 Ohms
Frequency response 80Hz - 20kHz
Sensitivity 88 dB
Crossover slope 6kHz 12dB
Mounting cutout diameter 14.2 cm (5.59 in)
Outside diameter 17.8 cm
Mounting depth 5.4 cm (2.12 in)
Dimensions 40.6 × 27.2 × 11.8 cm
Weight 2.7 kg
Color Black / Blue
Compatibility Universal fit designed for standard 6.5-inch vehicle speaker locations
Tweeters 1-inch aluminum dome tweeters
Cone material Lightweight blue woven fiber
Surround / cone coupling Butyl rubber surrounds
Voice coil / former assembly Pure copper voice coil on a lightweight Kapton former
Spider Epoxy infused natural fiber; the fiber allows flexibility, while the epoxy provides strength during manufacturing
Cooling system Overcoil cooling system exchanges air over the voice coil through the spider
Crossover Passive Butterworth crossover for transition from midrange/midbass to the tweeter element
External component crossover In-Line 12 dB premium capacitors help create a smooth component system with exacting crossover points
Frame Anti-resonant stamped steel basket designed to minimize harmonics or distortion from flex and ringing
Motor Ferrite magnet creates a strong magnetic field while remaining small enough to fit nearly every application
Connectors Spade connectors or solder direct
Grilles Yes; protects the speaker from accidental damage. Not used if the speaker is mounted behind a vehicle panel.
Included Pair of 6.5-inch component woofers; pair of 1-inch aluminum dome tweeters; pair of in-line external crossover networks; protective speaker grilles
Download Hifonics Colossus Classic Speakers (HCC) Quick Start Guide (Rev1)

Why Choose This Product?

The HCC65C combines separate woofers and tweeters with an external crossover, giving you a component system rather than a single full-range speaker. Its stamped steel basket, ferrite magnet, and cooling design are specific construction features to consider when choosing speakers for a standard 6.5-inch location.

The supplied grilles offer protection where speakers are exposed. If your speakers sit behind a vehicle panel, the source notes that the grilles are not used.

Installation & Compatibility Notes

This system is described as a universal fit for standard 6.5-inch vehicle speaker locations. Check the 14.2 cm cutout diameter and 5.4 cm mounting depth against your available space before installation.

Spade connectors or direct soldering are listed as connection options. The package includes component woofers, tweeters, crossover networks, and grilles.

Frequently Asked Questions

What are the HCC65C’s power ratings?

It is rated for 75 W RMS power handling and 150 W peak power handling.

What sizes are the included woofers and tweeters?

The system includes a pair of 6.5-inch woofers and a pair of 1-inch aluminum dome tweeters.

How much mounting space does each speaker need?

The listed mounting depth is 5.4 cm (2.12 in), and the cutout diameter is 14.2 cm (5.59 in).

Are protective grilles included?

Yes. A pair of protective speaker grilles is included. They are not used when the speakers are mounted behind a vehicle panel.

What connection options are listed?

The product details list spade connectors or direct soldering.

Explore More

Explore the Hifonics brand profile to learn more about the brand, and shop 12 Volt Outlet for your car audio needs.

Brand Hifonics
Series COLOSSUS CLASSIC
Type Speaker
Speaker Size 6.5"
RMS Power Handling 75 W
Peak Power Handling 150 W
Impedance 4 Ohms
Frequency Response 80Hz - 20kHz
Sensitivity 88 dB
Crossover Slope 6kHz 12dB
Mounting Cutout Diameter 14.2 cm
Outside Diameter 17.8 cm
Mounting Depth 5.4 cm
Dimensions 40.6 × 27.2 × 11.8 cm
Weight 2.7 kg
Color Black / Blue
Compatible Vehicles Universal
Feature Benefit
Tweeters 1-inch aluminum dome tweeters deliver high output, extend frequency response, and keep music reproduction feeling natural.
Cone Material Lightweight blue woven fiber cones enables faster midrange response.
Surround / Cone Coupling Butyl rubber surrounds provide durability and deeper mid-bass impact.
Voice Coil / Former Assembly Pure copper voice coil creates strong magnetic field with a very thin extrusion. The Kapton former assembly is lightweight and efficiently dissipates heat.
Spider Epoxy infused natural fiber allows flexibility while the epoxy which gives strength during the manufacturing process.
Cooling System Overcoil cooling system allows air to be exchanged over the voice coil through the spider.
Crossover Passive Butterworth crossover gives smooth transition of frequencies from midrange/midbass to the tweeter element.
External Component Crossover In-Line 12 dB premium capacitors help create a smooth component system with exacting crossover points.
Frame Anti-resonant stamped steel basket strengthens the whole speaker assembly with minimal harmonics or distortion from flex and ringing.
Motor Ferrite magnet creates a strong magnetic field while remaining small enough to fit nearly every application.
Connectors Spade connectors or solder direct for the best connection.
Grills Yes: Protects the speaker from accidental damage. Not used if speaker is mounted behind vehicle panel.

Frequently asked questions

What is the power rating of the Hifonics HCC65C speaker system?

The system handles 75 watts RMS and reaches up to 150 watts peak power.

What size are the woofers and tweeters in this component set?

The set includes 6.5-inch woofers paired with 1-inch aluminum dome tweeters.

What is the mounting depth required for installation?

The speakers require a mounting depth of 5.4 cm (2.12 in) and a cutout diameter of 14.2 cm (5.59 in).

Are protective grilles included with the speakers?

Yes, protective grilles are included to prevent accidental damage when not mounted behind factory vehicle panels.

Need an amplifier to run these speakers?

Compare car-audio amplifiers by channel count. Ratings shown at 4 Ω. Check your speakers’ impedance and RMS power before choosing an amplifier.

2-Channel Amplifiers

50–125W RMS per channel at 4 Ω

4-Channel Amplifiers

50–125W RMS per channel at 4 Ω

6-Channel Amplifiers

Actual 4 Ω ratings shown for each amplifier

8-Channel Amplifiers

Actual 4 Ω ratings shown for each amplifier

Product Details