TECHNOLOGY

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 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 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.

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.

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.

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.

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.

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 DF9.9 AND UP *

Available for free*,this service enables you to scan the QR code containing the engine information displayed on the Multi-Function Display or Multi-Function Gauge with your smart phone and send the information via email

ADVANTAGE

• The SDSM App lets you send your authorized Suzuki dealer all the technical information they need to service and maintain your outboard motor instantly and easily.

• Suzuki Multi-function Gauge or Suzuki Multi-function Display and a smartphone running Android or iOS is required.

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

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

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.

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 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.

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.

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.

Integrated Steering System DF350AMD/300BMD

The conventional external hydraulic cylinder is built into the outboard motor.

ADVANTAGE

• Simple appearance of the motorwell when rigging
• Prevent from hitting the motorwell when tilting up
• Allows to rig to various types of boats
• Easy rigging

Comparison When Tilting Up

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.

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.

QUIET OPERATION DF350A/325A/300B, DF200AP/175AP/150AP, DF200A/175A/150A, DF140BG/115BG

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

ADVANTAGE

• Less noise, making boating more pleasant.

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.

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.

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

GAS ASSIST SYSTEM DF90AWQH, DF60AQH/40AQH, DF30AQH

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

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.

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.

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

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.

• 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 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 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.

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.