R4 Surf
Precision waves. Effortless control.
R4 Surf Exterior
The Cobalt R4 Surf features a low-profile hull design that brings you closer to the water while improving handling and storage. Built with Cobalt’s Custom Wave Technology, it combines a redesigned surf hull, Volvo Penta Forward Drive, and Surf Gate system to deliver consistent wave performance and smooth operation across a wide range of conditions.
Exterior Features
Electric Swim Step
The electrically powered swim step lowers and raises at the push of a button, improving water access and usability at the stern. Designed for smooth, quiet operation, the system integrates cleanly into the swim platform without adding complexity to the user experience.
What Makes The Cobalt Surf System
Volvo Penta Fwd
Forward-facing propulsion designed for performance and safety. The system pulls the boat through the water for smoother acceleration, better efficiency, and a quieter ride.
Specifications
R4 Surf Interior
The Cobalt R4 Surf interior combines modern helm technology with a functional, open layout. Dual Garmin touchscreen displays provide clear access to navigation and system controls, while premium materials and thoughtful storage solutions support comfort, durability, and ease of use throughout the cockpit.
Interior Features
Garmin Touchscreens
Dual Garmin touchscreen displays provide integrated control of navigation, surf settings, and onboard systems through a clean, responsive interface.
R4 Surf Video
Wake On. Wake Responsibly.
The WSIA is the towed water sports industry’s leading advocate, known for preserving the vitality of our activities long into the future. As a group, we develop best practices, maintain waterway access rights, educate participants, promote safety and facilitate sustainable industry growth.