2025 Suzuki DR-Z4S Solid Iron Gray

Engineered for Power

The 398cm3 single-cylinder four-valve DOHC engine delivers smooth, controllable power from low rpm through to the high end of its operating range.

Dual Spark Efficiency

The dual spark plugs help maximize combustion efficiency and performance across the engine’s operating range.

Innovative Exhaust Design

The new exhaust pipe complies with noise regulations and features a double-wall design that helps protect the rider’s legs from extreme heat, while also contributing to a slim body profile.

Lightweight, High-Performance Valves

Lightweight titanium intake valves and hollow sodium-filled exhaust valves contribute to maximizing combustion efficiency and performance.

Enhanced Piston for Smooth Power

New piston design helps achieve smoother engine operation while reducing mechanical loss.

Efficient Fuel Injection

The fuel injection system features easier starts, especially when the engine is cold, and employs 10-hole injectors that maximize fuel atomization for better combustion efficiency and lower fuel consumption. The DR-Z4S offers riders precision fuel-air balance. By achieving the ideal fuel-air ratio, the engine features satisfying response as the rider begins to open the throttle.

Responsive Electronic Throttle

The new 42mm bore electronic-controlled throttle body helps improve output and deliver a faithful response to throttle action.

Suzuki Clutch Assist System (SCAS)

Suzuki Clutch Assist System (SCAS) provides positive clutch engagement both on and off the road, resulting in smoother deceleration and gear changes.

Enhanced Airflow for Boosted Torque

The revised air cleaner box and inlet tube design help reduce resistance, improving low-end torque production and power output.

Optimized Cooling System

The new radiator with a larger fan diameter improves cooling.

Durable, Responsive Twin-Spar Chassis

The new pipe steel twin-spar frame remains plenty capable of withstanding rough conditions, while also contributing to nimble handling that responds faithfully to the rider’s will.

Lightweight Aluminum Seat Rails for Strength

The lightweight aluminum seat rails are built to support the rider, with plenty of strength to handle even rough terrain

Precision Handling with Optimized Suspension

The DR-Z4S is easy to maneuver and handles precisely, thanks in part to the long suspension travel and optimized damping characteristics.

KYB Forks

The DR-Z4S employs long-travel, adjustable KYB inverted front forks and fully adjustable KYB rear suspension.

High-Performance Wheels and Tires

The DR-Z4S rides on wire-spoke wheels. The 21-inch front wheel and 18-inch rear wheel are shod with IRC GP-410 dual-purpose tube-type tires (80/100-21M/C at the front; 120/80-18M/Cat at the rear) that feature an interior structure custom-engineered exclusively for the DR-Z4S.

Built to perform optimally, whether negotiating off-road trails or riding on roads, these tires feature chunky center blocks that provide solid grip and contribute to the model’s outstanding controllability.

SUZUKI INTELLIGENT RIDE SYSTEM (S.I.R.S.)

The Suzuki Intelligent Ride System (S.I.R.S.) for the DR-Z4S applies the latest high-spec technologies in a manner that makes its collection of advanced electronic rider assist systems easy for you to fully enjoy. You choose an integrated riding mode or individual settings to best suit your level of experience, your riding style, and the conditions of the moment. In turn, S.I.R.S. frees you to concentrate on riding with greater confidence by making the DR-Z4S more controllable, more predictable, and less tiring to ride, no matter how far your journey takes you.

Suzuki Drive Mode Selector (SDMS)

The Suzuki Drive Mode Selector (SDMS) better assists the rider in matching performance to the riding scene, surface conditions, or preferred riding style.

Suzuki Traction Control System (STCS)

The Suzuki Traction Control System (STCS) for the DR-Z4S/SM includes a custom-tuned G (Gravel) mode setting that helps the rider maximize off-road performance.

ABS (Anti-lock Braking System)

The DR-Z4S is the first Suzuki production model with an ABS that can be switched OFF for both wheels. In addition, the DR-Z4S offers Rear ABS OFF mode, which switches off just the rear wheel ABS.

Suzuki’s Ride-by-Wire Electronic Throttle System

Suzuki’s Ride-by-Wire Electronic Throttle System realizes faithful response and employs a throttle cable that offers adjustment of throttle play and fine control over throttle action.

Suzuki Easy Start System

Suzuki Easy Start System starts the engine with just one quick press of the starter button.

Intuitive LCD Display

The New LCD instrument panel features a straightforward, legible display that supplies critical real-time operating information and allows easy adjustments to S.I.R.S setting changes.

LED Headlights

The DR-Z4S LED headlight incorporates both the high and low beam into one bright projector module. The front and rear LED turn signals are highly visible.

Bright and Clear LED Lighting

New LED rear combination light and license plate light feature compact designs.

Ergonomic Handlebar Controls

Handlebar switches are designed to maximize operating ease and efficiency.