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2025 Sea-Doo GTX 300 + iDF, iBR in Huron, Ohio
2025 Sea-Doo GTX 300 + iDF, iBR in Huron, Ohio
2025 Sea-Doo GTX 300 + iDF, iBR in Huron, Ohio
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2025 Sea-Doo GTX 300 + iDF, iBR
2025 Sea-Doo GTX 300 + iDF, iBR in Huron, Ohio
2025 Sea-Doo GTX 300 + iDF, iBR in Huron, Ohio
2025 Sea-Doo GTX 300 + iDF, iBR in Huron, Ohio
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2025 Sea-Doo GTX 300 + iDF, iBR

Specs

General Information

Manufacturer
Sea-Doo
Sea-Doo
Model Year
2025
2025
Model
GTX 300 + iDF, iBR
GTX 300 + iDF, iBR
Model Code
15SD
15SD
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 - 26.1 gal. (98.9 l)

Direct-access front

Glove box - 0.8 US gal. (2.9 l)

Front bin - 25.3 US gal. (96 l)

Total - 26.1 gal. (98.9 l)

Direct-access front

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

Thrust
Engine reverse system - Electronic iBR®
Engine reverse system - Electronic iBR®

Electrical

Instrumentation
7.6 in. wide digital display - Speedometer, RPM, Clock, VTS™, Fuel autonomy, Vehicle hours, Sport Mode, ECO® Mode, Slow Mode, Speed Regulator
7.6 in. wide digital display - Speedometer, RPM, Clock, VTS™, Fuel autonomy, Vehicle hours, Sport Mode, ECO® Mode, Slow Mode, Speed Regulator

Engine

Exhaust
D-Sea-BeI™ System
D-Sea-BeI™ System
Fuel Type
91 octane
91 octane
Cooling
Closed-Loop Cooling System (CLCS)
Closed-Loop Cooling System (CLCS)
Engine
1630 ACE™ - 300
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

Engine intake - Supercharged with external intercooler

Engine throttle - iTC™ (Intelligent Throttle Control) System

Engine intake - Supercharged with external intercooler

Engine throttle - iTC™ (Intelligent Throttle Control) System

Operational

Weight Capacity
600 lb. (272 kg)
600 lb. (272 kg)
Seating

Rider capacity - 3

Ergolock™ two-piece with stepped design

Seat strap

Rider capacity - 3

Ergolock™ two-piece with stepped design

Seat strap

Other

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

Features

Ergolock Seat

  • UNMATCHED COMFORT AND VERSATILITY: Ergolock Seat - Stepped seat design is narrow at the front for a natural riding position and wider towards the rear for maximum comfort. Rear portion can be removed for more lounge space, sunbathing or a table for two.

iBR

  • INTELLIGENT BRAKE AND REVERSE: The Industry’s first and most intuitive on-water brake - Recognized by the U.S. Coast Guard for improving boat safety and now in its third generation, the Sea-Doo exclusive iBR system allows you to stop sooner. With both hands on the handlebars, riders can engage forward, neutral, and reverse for stable, worry-free maneuvering at low speeds.

iDF

  • RIDE HIGH AND DRY: iDF - Intelligent Debris Free Pump System - Next level peace of mind on every ride. The ingenious 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. (Standard on all models)

Large Swim Platform

  • MORE USEABLE SPACE: Configurable. Comfortable. Groundbreaking. - The largest swim platform in the industry. Flat, stable and comfortable, it's perfect for lounging, prepping for watersports and re-boarding. Includes LinQ accessory system for ultimate versatility.

Other Features

  • iDF® - Intelligent Debris-Free System, iBR® - Intelligent Brake and Reverse, VTS™ (Variable Trim System), Boarding ladder, RF D.E.S.S.™ key, Watertight phone compartment, LinQ™ attachment system, Wide-angle mirrors, Handle Grips with palm rest, Footwell carpets, Large swim platform, USB Port (with Tech Package), Tilt steering, Ski tow eye

Rotax Engines

  • THREE ROTAX ENGINE OPTIONS: Pick your power - Choose from one of four 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: Innovative Performance - 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.

Storage

  • DIRECT ACCESS FRONT STORAGE: With watertight phone compartment - 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.

VTS

  • VARIABLE TRIM SYSTEM (VTS™): Precision tuning - Quickly access the Variable Trim System (VTS) on the handlebar for fine-tuned handling based on rider preference, water conditions, and number of passengers.

Ergolock Seat

  • UNMATCHED COMFORT AND VERSATILITY: Ergolock Seat - Stepped seat design is narrow at the front for a natural riding position and wider towards the rear for maximum comfort. Rear portion can be removed for more lounge space, sunbathing or a table for two.

iBR

  • INTELLIGENT BRAKE AND REVERSE: The Industry’s first and most intuitive on-water brake - Recognized by the U.S. Coast Guard for improving boat safety and now in its third generation, the Sea-Doo exclusive iBR system allows you to stop sooner. With both hands on the handlebars, riders can engage forward, neutral, and reverse for stable, worry-free maneuvering at low speeds.

iDF

  • RIDE HIGH AND DRY: iDF - Intelligent Debris Free Pump System - Next level peace of mind on every ride. The ingenious 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. (Standard on all models)

Large Swim Platform

  • MORE USEABLE SPACE: Configurable. Comfortable. Groundbreaking. - The largest swim platform in the industry. Flat, stable and comfortable, it's perfect for lounging, prepping for watersports and re-boarding. Includes LinQ accessory system for ultimate versatility.

Other Features

  • iDF® - Intelligent Debris-Free System, iBR® - Intelligent Brake and Reverse, VTS™ (Variable Trim System), Boarding ladder, RF D.E.S.S.™ key, Watertight phone compartment, LinQ™ attachment system, Wide-angle mirrors, Handle Grips with palm rest, Footwell carpets, Large swim platform, USB Port (with Tech Package), Tilt steering, Ski tow eye

Rotax Engines

  • THREE ROTAX ENGINE OPTIONS: Pick your power - Choose from one of four 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: Innovative Performance - 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.

Storage

  • DIRECT ACCESS FRONT STORAGE: With watertight phone compartment - 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.

VTS

  • VARIABLE TRIM SYSTEM (VTS™): Precision tuning - Quickly access the Variable Trim System (VTS) on the handlebar for fine-tuned handling based on rider preference, water conditions, and number of passengers.