2025 Kawasaki Jet Ski® Ultra® 310 X

2025 Kawasaki Jet Ski Ultra 310X

2025 Kawasaki Jet Ski Ultra 310X is a supercharged 3-passenger personal watercraft built for riders who want elite acceleration, confident handling, and premium on-water performance. Available through MotoMember, the Ultra 310X brings Kawasaki’s most powerful Jet Ski platform together with aggressive styling, advanced rider technology, and the capability to turn open water into a serious performance playground.

The 2025 Jet Ski Ultra 310X is designed for experienced PWC riders, performance-minded families, and watercraft enthusiasts who want more than a basic cruiser. With its supercharged and intercooled 1,498cc inline 4-cylinder marine engine, deep-V hull character, high-output jet pump, and modern digital controls, this Kawasaki personal watercraft delivers thrilling power while still offering the comfort, storage, and seating capacity needed for longer days on the water. Learn more about Kawasaki’s full powersports lineup at https://www.kawasaki.com/.

Key Features

• Supercharged and intercooled 1,498cc 4-stroke inline 4-cylinder marine engine

• Eaton Twin Vortices Series Roots-type supercharger with air-to-water intercooler

• DFI® fuel injection with 60mm throttle body

• 160mm axial-flow, single-stage jet pump

• 3-blade oval-edge stainless steel impeller

• Power Modes for adjustable performance delivery

• Launch Control for strong, controlled acceleration

• Kawasaki Smart Reverse with Deceleration for improved low-speed maneuverability

• Full-color 7-inch TFT instrumentation

• Smartphone connectivity through RIDEOLOGY THE APP POWERSPORTS

• Electronic cruise control for relaxed cruising

• Electronic throttle valves for precise throttle response

• ERGO-FIT® watercraft design for rider comfort and control

• 3-passenger seating capacity

• Large 44.5-gallon storage capacity

• Ebony/Neon Red color combination

• 12-month limited warranty

Specifications

• Engine: Supercharged and intercooled, 4-stroke, DOHC, 4 valves per cylinder, inline 4-cylinder

• Displacement: 1,498cc

• Bore x Stroke: 83.0mm x 69.2mm

• Compression Ratio: 8.2:1

• Induction: Eaton Twin Vortices Series Roots-type supercharger with air-to-water intercooler

• Maximum Boost: 16.8 psi

• Cooling System: Inducted water

• Fuel System: DFI® with 60mm throttle body

• Ignition: TCBI with digital advance

• Starting System: Electric

• Propulsion System: 160mm jet pump, axial-flow, single stage

• Impeller: 3-blade, oval-edge stainless steel

• Electronic Rider Aids: Power Modes, Launch Control

• Thrust: 1,890 lb

• Lubrication: Semi-dry sump system

• Coupling: Direct drive from engine

• Oil Capacity: 5.8 qt

• Fuel Capacity: 21.1 gal

• Load Capacity: 496 lb

• Storage Capacity: 44.5 gal

• Overall Length: 135.4 in

• Overall Width: 47.0 in

• Overall Height: 46.5 in

• Estimated Dry Weight: 890.8 lb

• Curb Weight: 1,031.9 lb

• Seating Capacity: 3

• Color: Ebony/Neon Red

• Warranty: 12 Month Limited Warranty

On the water, the Kawasaki Jet Ski Ultra 310X turns its spec sheet into real-world excitement. The supercharged engine provides hard-hitting acceleration, while the stainless steel impeller and 160mm jet pump help deliver strong thrust and responsive power delivery. The selectable Power Modes make it easier to tailor performance to the rider or conditions, while cruise control, the full-color TFT display, smartphone connectivity, generous onboard storage, and 3-passenger layout make the Ultra 310X just as useful for long recreational rides as it is for high-performance fun.

Contact MotoMember today to check availability, request pricing, or schedule a closer look at this 2025 Kawasaki Jet Ski Ultra 310X. Whether you are upgrading from an older PWC or shopping for one of the most powerful Jet Ski models available, MotoMember is ready to help you get on the water with confidence.