Twin Disc, Incorporated owns the rights to manufacture and distribute Arneson Surface Drives, having acquired the prominent marine propulsion product line to expand its global leadership in high-performance marine power systems. Since the acquisition, Twin Disc has continued to produce, engineer, and refine Arneson surface-piercing propulsion units for luxury yachts, commercial vessels, and military patrol boats worldwide, combining its legendary transmission expertise with surface drive technology to maximize speed, maneuverability, and fuel efficiency.