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2026 Sea-Doo GTX 300 + iDF, iBR in Huron, Ohio
2026 Sea-Doo GTX 300 + iDF, iBR in Huron, Ohio
2026 Sea-Doo GTX 300 + iDF, iBR in Huron, Ohio
2026 Sea-Doo GTX 300 + iDF, iBR in Huron, Ohio
2026 Sea-Doo GTX 300 + iDF, iBR in Huron, Ohio
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2026 Sea-Doo GTX 300 + iDF, iBR
2026 Sea-Doo GTX 300 + iDF, iBR in Huron, Ohio
2026 Sea-Doo GTX 300 + iDF, iBR in Huron, Ohio
2026 Sea-Doo GTX 300 + iDF, iBR in Huron, Ohio
2026 Sea-Doo GTX 300 + iDF, iBR in Huron, Ohio
2026 Sea-Doo GTX 300 + iDF, iBR in Huron, Ohio
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2026 Sea-Doo GTX 300 + iDF, iBR

Specs

General Information

Manufacturer
Sea-Doo
Sea-Doo
Model Year
2026
2026
Model
GTX 300 + iDF, iBR
GTX 300 + iDF, iBR
Model Code
15TB
15TB
Color
Blue Abyss / Gulfstream Blue
Blue Abyss / Gulfstream Blue

Body

Hull Material
Fiberglass
Fiberglass
Storage

Glove box - 0.8 US gal. (2.9 l)

Front bin - 25.3 US gal. (96 l)

Total capacity - 26.1 US gal. (98.9 l)

Glove box - 0.8 US gal. (2.9 l)

Front bin - 25.3 US gal. (96 l)

Total capacity - 26.1 US gal. (98.9 l)

Dimensions

Length
135.9 in. (345.1 cm)
135.9 in. (345.1 cm)
Height
44.9 in. (114 cm)
44.9 in. (114 cm)
Width
49.2 in. (125 cm)
49.2 in. (125 cm)
Weight
Dry - 829 lb. (376 kg)
Dry - 829 lb. (376 kg)

Drivetrain

Intake
System - Supercharged with external intercooler
System - Supercharged with external intercooler
Thrust
Reverse system - Electronic iBR®
Reverse system - Electronic iBR®

Electrical

Instrumentation

Type of gauge - 7.6 in. digital display

Main functions - Speedometer, RPM, Clock, VTS™, Fuel autonomy, Vehicle hours

Type of gauge - 7.6 in. digital display

Main functions - Speedometer, RPM, Clock, VTS™, Fuel autonomy, Vehicle hours

Engine

Exhaust
System - D-Sea-BeI™ System
System - D-Sea-BeI™ System
Fuel Type
91 octane (premium gasoline)
91 octane (premium gasoline)
Cooling
Closed-loop cooling system (CLCS)
Closed-loop cooling system (CLCS)
Engine
Rotax 1630 ACE™ - 300
Rotax 1630 ACE™ - 300
Horsepower
300 hp
300 hp
Displacement
1,630 cc
1,630 cc
Fuel Capacity
18.5 US gal. (70 l)
18.5 US gal. (70 l)
Fuel System
Throttle system - iTC™ (Intelligent Throttle Control)
Throttle system - iTC™ (Intelligent Throttle Control)

Operational

Weight Capacity
600 lb. (273 kg)
600 lb. (273 kg)
Seating
Rider capacity - 3
Rider capacity - 3

Other

Warranty
BRP limited covers the watercraft for one year.
BRP limited covers the watercraft for one year.

Features

Features

  • INTELLIGENT DEBRIS-FREE PUMP SYSTEM: Go where others can't - Next-level peace of mind on every ride. The ingenious and Sea-Doo exclusive iDF system lets riders clear a clogged intake in seconds without leaving the seat. A simple button push reverses pump flow to effortlessly clear debris.
  • DIRECT ACCESS FRONT STORAGE: Your gear within a reach - All your gear within arm's reach thanks to a 25.3 US gal (96 L) front storage area, easily accessible from a seated position. Simply raise the handlebars to access essentials for any adventure. A watertight compartment with integrated USB port allows your devices to stay charged—snug in an impact-absorbing, watertight cradle.
  • ROTAX® 1630 ACE™ - 170 / 230 / 300: Pick your power - Choose from one of three proven Rotax engines all offering reliability, fun performance and fuel economy: the 1630 ACE with 170 hp, 230 hp, 300 hp. All equipped with the Advanced Combustion Efficiency (ACE) technology.
  • ST3 HULL: Stable and predictable - The benchmark for rough water handling, stability, and offshore performance. The ST3 platform offers easy boarding, plenty of space to move about on deck and superior confidence.
  • Hull type - ST3® Hull
  • iTC system - Mode - Eco®, Sport, Speed Regulator and Slow Speed Mode

Features

  • INTELLIGENT DEBRIS-FREE PUMP SYSTEM: Go where others can't - Next-level peace of mind on every ride. The ingenious and Sea-Doo exclusive iDF system lets riders clear a clogged intake in seconds without leaving the seat. A simple button push reverses pump flow to effortlessly clear debris.
  • DIRECT ACCESS FRONT STORAGE: Your gear within a reach - All your gear within arm's reach thanks to a 25.3 US gal (96 L) front storage area, easily accessible from a seated position. Simply raise the handlebars to access essentials for any adventure. A watertight compartment with integrated USB port allows your devices to stay charged—snug in an impact-absorbing, watertight cradle.
  • ROTAX® 1630 ACE™ - 170 / 230 / 300: Pick your power - Choose from one of three proven Rotax engines all offering reliability, fun performance and fuel economy: the 1630 ACE with 170 hp, 230 hp, 300 hp. All equipped with the Advanced Combustion Efficiency (ACE) technology.
  • ST3 HULL: Stable and predictable - The benchmark for rough water handling, stability, and offshore performance. The ST3 platform offers easy boarding, plenty of space to move about on deck and superior confidence.
  • Hull type - ST3® Hull
  • iTC system - Mode - Eco®, Sport, Speed Regulator and Slow Speed Mode