The GTX S 155 embodies affordable luxury and includes unmatched comfort you can only get on a watercraft with suspension. Plus, get the Ergolock™ seat with stepped design for a more natural, relaxed position.
iControl: The “Brain’’ that integrates and controls all systems to create the best possible ride.
S suspension: Allows the hull to move independently of the upper deck, isolating rider and passenger from the impact of rough water. 5.5". of travel with manual adjustment under the seat so rider can adjust suspension to different water conditions and total passenger weight.
S3 Hull®: Stepped, stable & strong. The stepped design reduces drag and keeps you glued to the water.
Touring mode / Sport mode: Offers a choice between two throttle responses for different riding styles. Touring mode is the default setting offering a more progressive acceleration curve for a more confident ride - ideal for cruising and 2-up riding. Sport mode can be easily activated using the Sport button. It provides all acceleration performance for a more aggressive throttle response.
ECO mode: This iTC function automatically determines the most economical power delivery and sets the optimal RPM for greatest fuel economy.
Hinged seat: Easy-open seat with convenient stay-open support struts. Provides easy access to the engine compartment while remaining attached to the watercraft.
Ergolock seat with stepped design: Seat with narrow profile and knee support that lets people sit in a more natural position and leverage their leg muscles to hold on to the machine for more control and less upper body fatigue. Also featuring a stepped design for more comfort and better visibility to passengers.
Electric Variable Trim System (VTS™): Provides boat trim adjustments, maximizes acceleration and high-speed stability.
Reboarding platform with rear storage: Easy access to battery, fuses and storage.
Fold-down reboarding step: Makes reboarding from the water easier and quicker.
Ski tow eye: For easy and secure attachment of ski rope.
Watertight, removable storage bin: Provides dry storage for luggage and necessities with easy access.
Tilt steering: 4 adjustable steering angles for maximum ease and comfort.
Interactive Multifunction Digital Information Center: Cruise control, Slow mode, VTS, Fuel consumption instant & average, Fuel level, Tachometer, Speedometer, Hour meter, Compass, Clock, Touring mode, Sport mode, ECO mode, F-N-R indicator and more.
RF D.E.S.S.™ Key.: With radio frequency technology and a ball-and-socket design, the Digitally Encoded Security System (D.E.S.S.) key provides riders with easy and quick starts every time.
Off-Throttle Assisted Steering (O.T.A.S.™): Provides the operator with additional steering effect in off-throttle situations for greater maneuverability.
Handlebar with NEW palm rest
Quick latch fuel filler design
Wide-angle adjustable mirrors
Footwell carpets with Sea-Doo logo pattern
Swim platform carpet with Sea-Doo logo
Reboarding handles on rear platform
Rear grab handle
Front splash deflector
Dual drain plugs
Engine access cover (removable)
Emergency floating lanyard
Operator’s guide, instructional video and booklet
1,494 cc four-stroke, Rotax with four valves per cylinder: Rotax 1503 NA 4-TEC engine provides reliable performance in fresh or salt water, increased torque at low RPM, optimized power at all RPM levels and throttle positions.
iTC™ (Intelligent Thottle Control) system: Operating electronically, this advanced throttle system starts you in neutral for easier dockside starts. It also features an activity-specific Touring, Sport and ECO™ modes that can all be set to accommodate your riding style. The result is a more responsive, more intuitive ride.
iControl® Learning Key®: The programmable Learning Key allows you to limit the performance of the PWC based on rider skill level.
D-Sea-BeI™ system: Combines a series of resonators and vibration-absorbing components to make Sea-Doo watercraft some of the quietest on the water.
Closed-Loop Cooling System: Uses coolant to keep the engine running at the ideal temperature, much like a car’s radiator. Also keeps out corrosive saltwater and debris.
iBR (Intelligent Brake & Reverse) system: First and only true brake on a watercraft recognized by the U.S. Coast Guard for improving boating safety since 2009. Now in its 2nd generation, the intuitive and improved iBR allows you to stop close to 160 feet sooner1 for greater peace of mind. All with the squeeze of a lever. And with its electronic reverse, it gives you a level of maneuverability that makes docking easier.
Stainless steel impeller: Delivers improved acceleration, higher top speed and less cavitation.
Removable wakeboard rack
Top / average speed / RPM
Time / Distance to empty
Removable dry bag for front storage
Glove box organizer
Sea-Doo Move trailer
BRP limited warranty covers the watercraft for one year.
Weight capacity: 500 lb / 227 kg
Fuel capacity: 18.6 US gal / 70 l
Length: 139.2" / 353.5 cm
Width: 48.2" / 122.4 cm
Weight (dry): 1,018 lb / 462 kg
Storage capacity: 16.6 US gal / 63 l
Type: S3; Longer platform; Rough water inspired deep-V hull; Stable and predictable