MAIN FEATURES
The KICKER KM Marine 4" (100mm) Coaxial Speaker System is designed to deliver clear, powerful audio performance in demanding marine and outdoor environments. Built with water-resistant and UV-treated components, these compact coaxial speakers are engineered to withstand exposure to water, sunlight, salt and spray while maintaining reliable sound quality.
The speakers feature a UV-treated polypropylene woofer with a durable Santoprene® surround and a 1/2" PEI tweeter for clear high-frequency detail. Splash-and-spray-resistant sealed motors, locking/sealed terminal covers and UV-resistant polymer baskets provide additional protection in harsh conditions.
Rustproof 316L stainless-steel mounting hardware is included for long-term durability, while both white and charcoal marine-grade grilles are supplied, allowing you to choose the finish that best suits your installation.
Features:
- 4" (100mm) coaxial marine speaker system
- 4-ohm impedance
- 50W RMS power handling
- 89dB sensitivity
- 60Hz–20kHz frequency response
- 1/2" PEI tweeter
- UV-treated polypropylene woofer
- Santoprene® surround
- UV-resistant polymer basket
- Splash-and-spray-resistant sealed motor
- Locking/sealed terminal covers
- UV-resistant marine-grade grilles
- White and charcoal grilles included
- Meets or exceeds ASTM standards for UV and salt/fog exposure
- 316L stainless-steel mounting hardware
- Designed for marine and outdoor environments
Included in this Kit:
- 2 x Kicker KM Marine 4" (100mm) Coaxial Speakers
- 2 x White Marine-Grade Grilles
- 2 x Charcoal Marine-Grade Grilles
- 316L Stainless-Steel Mounting Hardware
Dimensions:
- Mounting hole diameter: 94mm
- Mounting depth: 46mm
UK Deliveries: Free UK mainland delivery applies to orders over £30 (exceptions apply to remote regions and islands, which will see a surcharge at checkout).
Orders Under 2kg: Most in-stock items arrive in 2–3 working days. Items held by suppliers take 4–6 working days. (Note: Saturday is not a working day).
Orders Over 2kg: Dispatched via trusted couriers including AMAZON Shipping, Royal Mail, DPD, and UPS.
Royal Mail Specifics: Royal Mail aims to deliver in 1–3 working days, though this is not guaranteed. If your item has not arrived after 7 days, please contact us. We can only replace missing items after 14 days have passed.
More information (including international delivery on our Delivery Information page.
MAIN FEATURES
The KICKER KM Marine 4" (100mm) Coaxial Speaker System is designed to deliver clear, powerful audio performance in demanding marine and outdoor environments. Built with water-resistant and UV-treated components, these compact coaxial speakers are engineered to withstand exposure to water, sunlight, salt and spray while maintaining reliable sound quality.
The speakers feature a UV-treated polypropylene woofer with a durable Santoprene® surround and a 1/2" PEI tweeter for clear high-frequency detail. Splash-and-spray-resistant sealed motors, locking/sealed terminal covers and UV-resistant polymer baskets provide additional protection in harsh conditions.
Rustproof 316L stainless-steel mounting hardware is included for long-term durability, while both white and charcoal marine-grade grilles are supplied, allowing you to choose the finish that best suits your installation.
Features:
- 4" (100mm) coaxial marine speaker system
- 4-ohm impedance
- 50W RMS power handling
- 89dB sensitivity
- 60Hz–20kHz frequency response
- 1/2" PEI tweeter
- UV-treated polypropylene woofer
- Santoprene® surround
- UV-resistant polymer basket
- Splash-and-spray-resistant sealed motor
- Locking/sealed terminal covers
- UV-resistant marine-grade grilles
- White and charcoal grilles included
- Meets or exceeds ASTM standards for UV and salt/fog exposure
- 316L stainless-steel mounting hardware
- Designed for marine and outdoor environments
Included in this Kit:
- 2 x Kicker KM Marine 4" (100mm) Coaxial Speakers
- 2 x White Marine-Grade Grilles
- 2 x Charcoal Marine-Grade Grilles
- 316L Stainless-Steel Mounting Hardware
Dimensions:
- Mounting hole diameter: 94mm
- Mounting depth: 46mm
UK Deliveries: Free UK mainland delivery applies to orders over £30 (exceptions apply to remote regions and islands, which will see a surcharge at checkout).
Orders Under 2kg: Most in-stock items arrive in 2–3 working days. Items held by suppliers take 4–6 working days. (Note: Saturday is not a working day).
Orders Over 2kg: Dispatched via trusted couriers including AMAZON Shipping, Royal Mail, DPD, and UPS.
Royal Mail Specifics: Royal Mail aims to deliver in 1–3 working days, though this is not guaranteed. If your item has not arrived after 7 days, please contact us. We can only replace missing items after 14 days have passed.
More information (including international delivery on our Delivery Information page.





























































































