2021 Sea Doo RXT-X 300
2021 Sea Doo RXT-X 300 2021 Sea Doo RXT-X 300
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Sea Doo RXP-X 300 Right Side View In Millenium Yellow

2021 Sea Doo RXP-X 300

2021 Sea Doo RXT-X 300

The 2021 RXT-X sets the bar for performance in rough water, with its lighter platform and the Ergolock System you will have ultimate control in all water conditions. With the ability to accelerate 0-60 mph in seconds, this 300 horsepower beast will have your adrenaline pumping harder than the engine.

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2021 Sea Doo RXT-X


  • Rear cargo LinQ system allows for extra rear storage, easily snap a fuel caddy or a cooler to the back using the two integrated attachment points.
  • The large swim platform makes it easy to board or prep for tow sports all while being able to expand by simply removing the rear seat. 
  • The wider hull offers industry leading stability, using its lower center of gravity and improved design to make riding in all conditions feel like you’re in control.
  • The Rotax 1630 ACE engine comes supercharged with an external intercooler, at 300 hp this is the most powerful engine Sea Doo has to offer.
  • Direct access front storage gets all your gear within arms reach, this water-resistant storage is accessed by simply raising the handlebar assembly. 
  • The Ergolock system with modular seat gives you a narrow racing seat that helps you hold on tighter and stand up easier all with a removable rear seat for more space.
  • Closed-loop cooling system prevents damaging debris and corrosive salt water from entering the engine.
  • Intelligent brake and reverse system (iBR) gives you full control when in reverse or neutral and makes stopping sooner at higher speeds possible.
  • The wide 7.6 inch digital display gives you a better experience when cycling through modes and obtaining vehicle info. The backlight ensures high visibility in any light. 
  • Take performance further with the X Package, adjustable X-steering, angled footwell wedges, and a narrow racing seat with Ergolock system make you part of the machine.
  • Variable trim system with launch control (VTS) is easily accessible on the handlebar for a fine-tuned selection of features to make your ride perfect.
  • Fully-integrated waterproof Bluetooth audio system will make your ride more enjoyable with 100 watts of total system power playing your favorite tunes.
More Information
Brand Sea Doo
Horse Power 300
Capacity 3 Person
Boarding Ladder No
Brakes Yes
Reverse Yes
Suspension No