1. Introduction
Thank you for choosing KICKER Premium Marine Speakers. This manual provides detailed instructions for the installation, operation, and maintenance of your KICKER 51MSC65 6.5" Coaxial Marine Speakers and KICKER 51MSS65 6.5" Component Marine Speakers. These speakers are engineered for superior sound quality and durability in harsh marine environments, featuring carbon-fiber-infused woofers, Tetoron tweeters, and RGBW LED lighting.
For optimal performance and longevity, please read this manual thoroughly before installation and use.
2. Safety Information
Important Safety Instructions:
- Always disconnect the vehicle's battery before performing any electrical work.
- Ensure all wiring is properly insulated and secured to prevent short circuits and damage.
- Use appropriate tools and protective gear during installation.
- Avoid installing speakers in locations that obstruct safety equipment or vehicle operation.
- Do not expose speakers to extreme temperatures or direct water submersion. While marine-grade, they are splash and spray resistant, not submersible.
- Consult a professional installer if you are unsure about any part of the installation process.
3. Package Contents
Verify that all items are present in your package:
- One (1) Pair of KICKER 51MSC65 6.5" 200 Watt Premium Marine Coaxial Speakers (4-Ohm)
- One (1) Pair of KICKER 51MSS65 6.5" 200 Watt Premium Marine Component Speakers (4-Ohm)
- Mounting Hardware (screws, clips)
- Speaker Grilles (White and Charcoal options)
- Wiring Harnesses
- Owner's Manual / Info Card
- KICKER Decals

Image: Contents of the KICKER marine speaker bundle, showing two pairs of speakers, various grilles, wiring harnesses, mounting screws, and documentation.
4. Setup and Installation
Proper installation is crucial for optimal sound performance and speaker longevity. These speakers are designed for marine environments and offer versatile mounting options.
4.1 Choosing a Mounting Location
Select a location that provides adequate space for the speaker depth and allows for secure mounting. Ensure the location is free from obstructions and protected from direct water submersion. The speakers are designed with a swivel marine bracket mount capability for flexible positioning.

Image: A pair of KICKER 51MSC65 white coaxial marine speakers, showcasing their design and blue LED illumination.

Image: A pair of KICKER 51MSC65 black coaxial marine speakers, highlighting their robust construction and blue LED lighting.
4.2 Mounting the Speakers
- Mark the mounting holes using the provided template (if applicable) or by carefully positioning the speaker.
- Cut the necessary opening for the speaker using an appropriate tool. Ensure the cut is clean and smooth.
- Drill pilot holes for the mounting screws.
- Connect the speaker wires as described in the next section.
- Secure the speaker into the opening using the provided mounting screws and clips. Do not overtighten.
- Attach the desired grille (white or charcoal) to the speaker.

Image: Various KICKER speaker grilles in both white and charcoal finishes, offering customization options.
4.3 Wiring Connections
The KICKER 51MSC65 and 51MSS65 speakers feature 4-Ohm impedance and utilize bare wire connectivity. Ensure correct polarity (+ to + and - to -) for optimal sound.
- Connect the speaker wires from your amplifier or head unit to the corresponding terminals on the speakers.
- For the 51MSS65 component speakers, connect the woofer and tweeter to the passive crossover network (if supplied externally) before connecting to the amplifier. The 51MSC65 coaxial speakers have internal crossovers.
- For RGBW LED lighting, connect the separate LED wiring harness to a compatible LED controller (sold separately) or power source according to the controller's instructions.
- Secure all connections and ensure they are protected from moisture. KICKER's Real Marine technology includes marine-compliant terminals for enhanced resistance.
5. Operating Instructions
Once installed, your KICKER marine speakers are ready for use.
5.1 Audio Playback
Turn on your marine audio system and adjust the volume to a comfortable listening level. These speakers are designed to deliver clear, accurate sound reproduction with a crisp high-end response. Avoid prolonged listening at excessively high volumes to prevent hearing damage and speaker distortion.
5.2 RGBW LED Lighting Control
The integrated RGBW LED lighting can be controlled via a compatible LED controller (not included). Refer to your LED controller's manual for specific instructions on changing colors, brightness, and lighting modes. The control method for the speakers themselves is typically a push button on the external controller.
6. Maintenance
Regular maintenance will help preserve the appearance and performance of your marine speakers.
- Cleaning: Gently wipe the speaker grilles and surrounds with a soft, damp cloth. Avoid using harsh chemicals, abrasives, or solvents, as these can damage the finish and materials.
- Inspection: Periodically check all mounting hardware and wiring connections for tightness and corrosion. Re-tighten any loose screws and clean any signs of corrosion.
- Protection: While weather- and UV-resistant, consider covering your speakers when not in use for extended periods, especially in direct sunlight or harsh weather conditions, to maximize their lifespan.
7. Troubleshooting
If you experience issues with your KICKER marine speakers, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No sound from speakers |
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| Distorted or poor sound quality |
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| LED lights not working |
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8. Specifications
Key specifications for KICKER 51MSC65 and 51MSS65 Marine Speakers:
- Model Names: 51MSC65 (Coaxial), 51MSS65 (Component)
- Speaker Size: 6.5 inches
- Peak Power Handling: 200 Watts per speaker
- Impedance: 4 Ohms
- Woofer Material: Carbon-fiber-infused
- Tweeter Material: 28mm Tetoron
- Crossovers: Internal 12dB/octave (MSC65), External (MSS65 components may use external passive crossovers, check specific MSS65 documentation)
- Special Features: RGBW LED lighting, Weather- and UV-resistant, Marine-compliant terminals
- Product Dimensions: Approximately 19"D x 10.4"W x 6.6"H (for the bundle)
- Item Weight: 21.5 Pounds (for the bundle)
- Connectivity: Bare Wire
- Audio Output Mode: Stereo
9. Warranty and Support
KICKER products are designed for durability and performance. Your KICKER marine speakers come with a Limited Warranty. Please refer to the warranty card included in your package for specific terms and conditions.
For technical support, troubleshooting assistance, or warranty claims, please contact KICKER customer service.
Official KICKER Support:
For the most up-to-date owner's manual and support information, please scan the QR code below or visit the KICKER website.

Image: A section of the KICKER info card showing a QR code for the owner's manual. Click to access the digital manual.
KICKER Customer Service: 1-800-256-5425 (as indicated on product documentation)





