TECHNOLOGY

Leading the industry with award-winning technology and designs,
Suzuki outboards provide features and benefits that make boating more enjoyable.

FEATURES AND BENEFITS

  • Hard to break
  • Notice user before engine trouble
  • Easy to service, repair
  • SUZUKI DUAL LOUVER SYSTEM
  • WATER DETECTING SYSTEM
  • SELF-ADJUSTING TIMING CHAIN
  • DUAL WATER INLET
  • TILT LIMIT SYSTEM
  • SUB WATER INLET
  • KEYLESS START SYSTEM
  • SUZUKI ANTI-CORROSION FINISH
  • SDSM+

SUZUKI DUAL LOUVER SYSTEM SUZUKI DUAL LOUVER SYSTEM DF350A/325A/300B

The DF350A/DF325A/DF300B is equipped with a dog-leg shaped dual louver at the air intake to completely remove water from the air taken into the cowl.

ADVANTAGE

  • Prevents water from entering the outboard.
  • Allows a direct intake system, contributing to higher engine output.

WATER DETECTING SYSTEM WATER DETECTING SYSTEM DF70A AND UP

It helps to protect the engine from water in the fuel using a water detecting fuel filter to alert the driver with both visual and audio warnings when water is present in the fuel.

ADVANTAGE

  • Prevents water in fuel, which can be the cause of issues like poor combustion, lower power output and corrosion.

SELF-ADJUSTING TIMING CHAIN SELF-ADJUSTING TIMING CHAIN DF40A AND UP

The timing chain runs in an oil-bath so it never needs lubricating, and is equipped with an automatic hydraulic tensioner so it remains properly adjusted at all times.

ADVANTAGE

  • More durability compared to belt types of same class.
  • Maintenance-free.
Picture of SELF-ADJUSTING TIMING CHAIN

DUAL WATER INLET DUAL WATER INLET DF350A/325A/300B, DF300AP/250AP, DF250W

The engine’s cooling system relies on water supplied through two water inlets located on the lower unit where usually there is only one.

ADVANTAGE

  • Increases the water flow, providing better cooling performance.
Diagram of DUAL WATER INLET
DF350A

TILT LIMIT SYSTEM TILT LIMIT SYSTEM DF50AV AND UP (not including DF90AWQH, DF60AQH, DF50A/40A)

Tilt Limit System prevents the outboard from tilting beyond a selected angle.

ADVANTAGE

  • Prevents damage to the boat or outboard due to excessive outboard tilting.
Diagram of TILT LIMIT SYSTEM
DF200A

SUZUKI ANTI-CORROSION FINISH SUZUKI ANTI-CORROSION FINISH ALL MODELS

Special protection is applied to the aluminum surface using high strength bonding to protect the aluminum made exterior parts.

ADVANTAGE

  • Protection against corrosion helps increase the overall outboard durability.
Diagram of SUZUKI ANTI-CORROSION FINISH

KEYLESS START SYSTEM KEYLESS START SYSTEM OPTIONAL : DF350A/325A/300B, DF300AP/250AP, DF200AP/175AP/150AP, DF140BG/115BG

This system allows you to start the engine by having the key-fob nearby.

  • One push Start & Stop is available
  • Available to control up to 6 outboards
  • Waterproof Float Key Fob
  • Security support with immobilizer

ADVANTAGE

  • No ignition key necessary.
  • Provides high security.
keyless

SUB WATER INLET SUB WATER INLET OPTIONAL : DF140BG/115BG, DF140A/115A/100A, DF90AWQH
STANDARD : DF60A/50A/40A

Two water inlets in different directions ensure that the engine does not overheat due to the clogging of algae.

SDSM+ SDSM+ DF9.9 AND UP *

This app enables you to make a plan for boating with the weather forecast and check the engine condition & operation tips for the next boating. All functions are available for free.*
Please check the details from here.

  • SMD/SMG4 and a smartphone running Android/iOS are required.

ADVANTAGE

  • Possible to make a plan for boat trip with checking the weather forecast in advance.
  • Check up on the engines before the departure based on the engine data.
  • Acquire the engine data by scanning the QR code.
  • Provide the engine data to dealer and ask for maintenance easily.

FEATURES AND BENEFITS

  • Smooth and quick acceleration at all operating range
  • Powerful torque
  • OFFSET DRIVESHAFT
  • GEAR RATIO
  • HIGH ENERGY ROTATION
  • DUAL PROP
  • MULTI-STAGE INDUCTION
  • VARIABLE VALVE TIMING
  • DIRECT AIR INTAKE

OFFSET DRIVESHAFT OFFSET DRIVESHAFT DF70A AND UP

The engine powerhead is positioned closer to the front, moving the outboard’s center of gravity forward.

ADVANTAGE

  • Less vibration
  • More compact
  • Stable steering performance
Diagram of OFFSET DRIVESHAFT

GEAR RATIO 2-STAGE GEAR REDUCTION DF70A AND UP

This system which incorporates the Offset Driveshaft features a first stage reduction between the crankshaft and drive shaft, and a second stage reduction inside the gear case. This design makes a larger gear ratio possible, allowing it to turn a large diameter propeller.

ADVANTAGE

  • Increased power to turn large diameter propellers, offering quick acceleration.
  • High propulsive efficiency with large diameter propeller.
  • Powerful navigation, maintaining propeller rotation even with a larger load.

GEAR RATIO IN EACH CLASS

MODEL DF140BG/115BG/
DF140A/115A/100A
DF100B/90A/80A/70A
DF90AWQH
DF200A(AP)/
175A(AP)/150A(AP)
DF150W
DF250/
225/200
DF300AP/
250AP
DF250W
DF350A/
325A/300B
GEAR
RATIO
2.59:1 2.50:1 2.29:1 2.08:1 2.29:1

HIGH ENERGY ROTATION HIGH ENERGY ROTATION DF60AV/50AV

These outboard motors are equipped with gears designed with a 2.42 gear ratio, which is larger than the standard model, in their lower units. When combined with a large 36cm (14-inch) propeller, the powerful system can deliver an explosive forward thrust. This is ideal for heavy boats.

ADVANTAGE

  • Powerful navigation and precise maneuvering even with big loads.
  • Increased power to turn large diameter propellers, offering quick acceleration.
  • Better hole shot.
  • Superior low speed handling.
Diagram of HIGH ENERGY ROTATION

DUAL PROP SUZUKI DUAL PROP SYSTEM DF350A/325A/300B

The Suzuki Dual Prop System spins two propellers rotating in opposite directions on a single engine.

ADVANTAGE

  • Achieve superior stability when driving straight by eliminating the lateral forces associated with a single propeller.
  • Engine power is transferred to the water more efficiently.
  • Powerful reverse thrust and braking force.
  • Less water resistance due to the small size of the gear case.
  • Good water gripping performance and quick startup acceleration.

MULTI-STAGE INDUCTION MULTI-STAGE INDUCTION DF250/225, DF200AP/175AP/150AP, DF200A/175A/150A, DF250W, DF150W

Manifold pipes are switched between short and long during low speed and high speed operation to ensure the right volume of air enters the engine.

ADVANTAGE

  • Increases output during high speed operation with greater volume of air input.
  • Increases combustion efficiency and maximizes torque by increasing the density of the air intake during low speed operation.
Diagram of MULTI-STAGE INDUCTION

VARIABLE VALVE TIMING VVT (Variable Valve Timing) DF350A/325A/300B, DF300AP/250AP, DF250, DF250W, DF200AP/175AP/150AP, DF200A/175A

The Variable Valve Timing is used to control the opening and closing timing of the intake valve depending on the engine operation.

ADVANTAGE

  • Offers smooth, powerful torque.
  • Provides increased acceleration during operation for all speed ranges.
Diagram of VVT (VARIABLE VALVE TIMING)

DIRECT AIR INTAKE DIRECT AIR INTAKE DF350A/325A/300B

Designing a direct airflow path from the intake port to the cylinder suppresses any increase in the intake temperature and improves combustion efficiency.

ADVANTAGE

  • Delivers higher power output from a small displacement with improved combustion efficiency.
Picture of DIRECT AIR INTAKE

FEATURES AND BENEFITS

  • Less vibration
  • Comfortable engine sound
  • Light & Compact
  • Easy to use
  • Smooth and Decisive shifting
  • PRECISION CONTROL
  • SELECTIVE ROTATION
  • Noise Reduction
  • THREE-WAY STORAGE
  • OVERHEAD TANK
  • TROLL MODE
  • GAS ASSIST
  • AUTOMATIC TRIM
  • EASY START

PRECISION CONTROL S.P.C.- Suzuki Precision Control (Electronic Throttle and Shift Systems) OPTIONAL:DF350A/325A/300B, DF300AP/250AP, DF200AP/175AP/150AP, DF140BG/115BG

Operation from the remote control is delivered to the outboard via an electric signal and not by the traditional mechanical control cables.

ADVANTAGE

  • Less friction and resistance compared to the mechanical type that uses actual control cables.
  • Combined with the Lean Burn Control System, it offers improved fuel economy for a wide range of speed.
  • Available to control up to 6 outboards.
  • 1 lever operation for multiple outboards is available. (for dual top mount only)
  • "SELECT" and "THROTTLE ONLY" switch are integrated into the controller.
  • Automatic Trim system is available by using with SMG4/SMD.
Diagram of SUZUKI PRECISION CONTROL(ELECTRONIC THROTTLE AND SHIFT SYSTEMS)
Picture of SUZUKI PRECISION CONTROL(ELECTRONIC THROTTLE AND SHIFT SYSTEMS)

SELECTIVE ROTATION SUZUKI SELECTIVE ROTATION DF300AP/250AP, DF200AP/175AP/150AP

Function for selecting regular or counter rotation on one outboard with an optional connector and a counter rotation propeller.

ADVANTAGE

  • Either regular or counter rotation can be used on the same outboard.
Picture of SUZUKI SELECTIVE ROTATION

Noise Reduction Noise Reduction DF350A/325A/300B, DF200AP/175AP/150AP, DF200A/175A/150A, DF140BG/115BG

Intake noise is suppressed with silencer and resonator, which makes the noise from the outboard quieter.

ADVANTAGE

  • Less noise, making boating more pleasant.
Diagram of Noise Reduction
DF200A

THREE-WAY STORAGE THREE-WAY STORAGE DF6A/5A/4A

The design allows the outboard to be removed from the boat and placed on any of its 3 sides for storage.

ADVANTAGE

  • No need to worry about the loading space or method.
Diagram of THREE-WAY STORAGE

OVERHEAD TANK OVERHEAD TANK DF6A/5A/4A

The integral overhead fuel tank and one-way valve delivers fuel supply by using gravity.

ADVANTAGE

  • Contributes to easy start.
Picture of OVERHEAD TANK

TROLL MODE SUZUKI TROLL MODE SYSTEM* (Optional for Remote Control Models) DF40A AND UP (not including DF250/225/200, DF250W, DF150W, DF90AWQH)

This system helps the boat running at a certain speed range in low revs.

ADVANTAGE

  • Boat can keep running at a certain speed range in low revs without having to operate the throttle on the boat.
  • Gives you highly precise control at low revs.
  • Available with SMD, SMG, or Troll Mode Switch Panel
Picture of SUZUKI TROLL MODE SYSTEM(OPTIONAL EQUIPMENT)

GAS ASSIST GAS ASSIST SYSTEM DF90AWQH, DF60AQH/40AQH, DF30AQH

Enables the outboard motor to be tilted up or down quickly with minimal force.

AUTOMATIC TRIM AUTOMATIC TRIM* DF350A/325A/300B, DF300AP/250AP, DF200AP/175AP/150AP, DF140BG/115BG

The Automatic Trim adjust trim angle automatically depending on the engine RPM without your control.

ADVANTAGE

  • This technology helps to keep appropriate position and contribute to achieve faster top speed and higher fuel efficiency.
  • Available with SMD/SMG4

Enjoy this function with SMG4. You can find how to use it from the video.

Picture of AUTOMATIC TRIM

GAS ASSIST SUZUKI EASY START SYSTEM DF40A AND UP (not including DF250/225/200, DF250W, DF150W)

Simply turn the key and release, and the starter stays engaged until the engine starts. This system offers a smoother start of the engine.

FEATURES AND BENEFITS

  • Good fuel efficiency / low exhaust
  • Low maintenance cost
  • Environment protection activities
  • LEAN BURN CONTROL SYSTEM
  • BATTERY-LESS ELECTRONIC FUEL INJECTION
  • DUAL INJECTOR
  • Micro-Plastic Collecting Device

LEAN BURN CONTROL SYSTEM LEAN BURN CONTROL SYSTEM DF9.9B AND UP (not including DF250/225/200, DF150W)

LEAN BURN

The Lean Burn Control System supplies the appropriate amount of fuel and air mixture depending on the navigation conditions.

ADVANTAGE

  • Significant improvement in fuel economy in all speed ranges especially at cruising speed.
  • Fuel is saved and gasoline costs are cut thanks to improved fuel economy.
Diagram of LEAN BURN CONTROL SYSTEM
  • Data used in the graphs were obtained through "In-House Suzuki Testing" under uniformed conditions. Results will vary depending upon operating conditions (boat design, size, weight, weather, etc.)

BATTERY-LESS ELECTRONIC FUEL INJECTION BATTERY-LESS ELECTRONIC FUEL INJECTION DF30A/25A, DF20A/15A/9.9B

This technology delivers quicker start, smoother operation, and more acceleration without a battery.

ADVANTAGE

  • Quick and easy start.
  • Cleaner and economic fuel consumption.
  • Higher and smoother performance in almost all operating ranges.
  • Operates without battery.

DUAL INJECTOR DUAL INJECTOR DF350A/325A/300B

The dual injector delivers just the right amount of fuel at the right time into each cylinder.

ADVANTAGE

  • Contributes to higher output and better fuel efficiency.
Picture of DUAL INJECTOR

Micro-Plastic Collecting Device Micro-Plastic Collecting Device DF140BG/115BG, DF140B/115B/100C

As one of the actions in SUZUKI CLEAN OCEAN PROJECT, we developed the device to collect micro-plastics in the oceans just by running SUZUKI's outboard motors.

ADVANTAGE

  • Collect micro-plastics through your outboard motors.
  • Not sacrifice the engine performance.
Picture of Micro-Plastic Collecting Device
Picture of Micro-Plastic Collecting Device
Diagram of SUZUKI CLEAN OCEAN PROJECT

Suzuki’s commitment to a cleaner marine environment

NMMA Award

The Innovation Awards (recognizing technological innovation) granted each year by the NMMA (National Marine Manufacturers Association) are considered among the highest honors in marine technology. Of the new marine industry products in that year, they are awarded to “a product that shows technical leadership, is practical and cost-effective, and is truly beneficial to the consumer.”
Starting with the DT200 Exanté in 1987 and extending to the DF350A in 2017, Suzuki outboard motors have received this Innovation Award a total of nine times. Eight of these awards have been for 4-stroke outboard motors, which is the largest number of awards in the engine category in the industry.

Awarded Prizes 1987: DT200 Exanté / 1997: DF70 & DF60 / 1998: DF50 & DF40 / 2003: DF250 / 2006: DF300 / 2011: DF50A & DF40A / 2012: DF300AP / 2014: DF30A & DF25A / 2017: DF350A
Awarded Prizes
1987: DT200 Exanté / 1997: DF70 & DF60 / 1998: DF50 & DF40 / 2003: DF250 / 2006: DF300 / 2011: DF50A & DF40A / 2012: DF300AP / 2014: DF30A & DF25A / 2017: DF350A

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