2003Suzuki DR-Z 400 S

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The 2003 Suzuki DR-Z 400 S is a lightweight dual-sport enduro bike ideal for riders seeking versatile on and off-road capability. Its air-cooled 398cc single-cylinder engine delivers responsive mid-range power with minimal maintenance demands, while the compact 132kg frame suits both beginners and experienced adventurers. Known for outstanding reliability and affordability, the DR-Z 400 S remains a popular choice for dual-sport exploration.

Capacity: 398.0 ccm
Engine: Single, four-stroke
Gearbox: 5-speed
Dry weight: 132.0 kg
Seat height: 935 mm
Power: 39.7 HP (29.6 kW)

⇄ Compare with another bike All model years

What’s new for the 2003 Suzuki DR-Z 400 S

vs the 2002

Spec	2002	2003
Power	31.9 HP (23.5 kW)	39.7 HP (29.6 kW)

Other years 2000 2001 2002 2003

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail90%

Cornering60%

City riding45%

Daily riding40%

Touring30%

Two-up20%

Track20%

Best for: Built primarily as a lightweight dual-sport for trail riding, technical off-road terrain, and occasional street commuting between trailheads.
Built for: A nimble, torquey single-cylinder trail companion that feels playful and responsive rather than fast, rewarding an active, engaged riding style.
Not ideal for: Not a good fit for riders wanting sustained highway speed, long-distance touring comfort, or a low-effort commuter with a low seat height.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

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Your height

Inseam (optional)

Units

At 935mm, a rider of 68.9" with a 31" (estimated) inseam will not reach the ground comfortably on the 2003 Suzuki DR-Z 400 S, with a cramped knee angle of around 80 degrees and an upright riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at over 900 mm — Sky High →

Find bikes that fit your height →

Full specifications

Engine

Capacity: 398.0 ccm
Power: 39.7 HP (29.6 kW)
Engine type: Single, four-stroke
Power/weight ratio: 0.3008 HP/kg
Bore x stroke: 90.0 x 62.6 mm
Compression: 11.3:1
Cooling system: Liquid
Fuel system: Carburettor
Starting: Electric
Ignition: CDI
Valves per cylinder: 4
Lubrication system: Dry sump
Torque: Not on record - add it

Transmission

Gearbox: 5-speed
Transmission type: Manual
Final drive: Chain
Clutch: Wet multi-plate

Dimensions & weight

Wheelbase: 1485 mm
Overall length: 2310 mm
Overall width: 875 mm
Overall height: 1240 mm
Seat height: 935 mm
Dry weight: 132.0 kg
Wet weight: 144.0 kg
Fuel capacity: 10.00 litres
Ground clearance: 300 mm

Chassis & suspension

Frame: Http
Front suspension: Telescopic, coil spring, oil damped
Rear suspension: Link-type, fully-adjustable spring preload, adjustable compression and rebound damping
Front wheel travel: 287 mm
Rear wheel travel: 295 mm
Rake (fork angle): 27.2°
Trail: 107 mm

Brakes & wheels

Front brakes: Single disc
Front brakes diameter: 250 mm
Rear brakes: Single disc
Rear brakes diameter: 220 mm
Front tyre: 80/100-21
Rear tyre: 120/90-18

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

What changed, year to year

Differences highlighted

Specification	2000	2001	2002	2003
Capacity	398.00 ccm (24.29 cubic inches)	398.00 ccm (24.29 cubic inches)	398.00 ccm (24.29 cubic inches)	398.00 ccm (24.29 cubic inches)
Dry weight	132.0 kg (291.0 pounds)	132.0 kg (291.0 pounds)	132.0 kg (291.0 pounds)	132.0 kg (291.0 pounds)
Seat height	935 mm (36.8 inches)	935 mm (36.8 inches)	935 mm (36.8 inches)	935 mm (36.8 inches)
Fuel capacity	10.00 litres (2.64 gallons)	10.00 litres (2.64 gallons)	10.00 litres (2.64 gallons)	10.00 litres (2.64 gallons)