Motocross Bikes

2004Kawasaki KX250

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The 2004 Kawasaki KX 250 is a competitive two-stroke motocross bike designed for intermediate to advanced riders seeking aggressive performance on the track. Its liquid-cooled 249cc engine delivers sharp power delivery and responsive handling characteristics typical of the KX line. Known for its lightweight construction at 97kg and potent power-to-weight ratio, this machine excels in racing environments and technical terrain.

Capacity: 249.0 ccm
Engine: Single, two-stroke
Gearbox: 5-speed
Dry weight: 97.0 kg
Seat height: 963 mm
Power: 56.0 HP (41.2 kW)

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What’s new for the 2004 Kawasaki KX250

vs the 2003

Spec	2003	2004
Torque	48.3 Nm (4.9 kgf-m or 35.6 ft.lbs)	49.0 Nm (5.0 kgf-m or 36.1 ft.lbs)
Front suspension	—	48mm twin chamber inverted cartridge-type telescopic fork
Rear suspension	—	New UNI-TRAK® swingarm, single shock

Other years 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2019 2020 2021 2022 2023 2024 2025 2026 2027

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail98%

Cornering85%

City riding10%

Daily riding10%

Touring8%

Two-up0%

Track90%

Best for: Built purely for closed-course motocross racing and aggressive off-road riding, not for street use or transportation.
Built for: A light, high-revving, aggressive machine that rewards an active, attacking riding style with explosive acceleration out of corners and razor-sharp handling.
Not ideal for: Not suitable for commuting, touring, carrying passengers, or riders seeking comfort and low-maintenance street usability.

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 963mm, a rider of 68.9" with a 31" (estimated) inseam will not reach the ground comfortably on the 2004 Kawasaki KX250, with a cramped knee angle of around 85 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: 249.0 ccm
Power: 56.0 HP (41.2 kW)
Torque: 49.0 Nm (5.0 kgf-m)
Engine type: Single, two-stroke
Power/weight ratio: 0.5773 HP/kg (dry)
Bore x stroke: 66.9 x 71.0 mm
Compression: 10.5:1
Cooling system: Liquid
Fuel system: Carburettor
Starting: Kick
Ignition: CDI

Transmission

Gearbox: 5-speed
Transmission type: Manual
Final drive: Chain

Dimensions & weight

Wheelbase: 1481 mm
Overall length: 2181 mm
Overall width: 828 mm
Overall height: 1240 mm
Seat height: 963 mm
Dry weight: 97.0 kg
Fuel capacity: 8.40 litres
Ground clearance: 340 mm

Chassis & suspension

Frame: Perimeter style, high-tensile steel with aluminum subframe
Front suspension: 48mm twin chamber inverted cartridge-type telescopic fork
Rear suspension: New UNI-TRAK® swingarm, single shock
Front wheel travel: 310 mm
Rear wheel travel: 330 mm
Rake (fork angle): 26.3°
Trail: 113 mm

Brakes & wheels

Front brakes: Single disc
Front brakes diameter: 250 mm
Rear brakes: Single disc
Rear brakes diameter: 240 mm
Front tyre: 80/90-21
Rear tyre: 110/90-19

Other

Color options: Lime green

Specs last verified against published sources: October 2026.

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	1990	1997	2004	2020	2027
Capacity	249 cc	249 cc	249 cc	249 cc	249 cc
Dry weight	97 kg	97 kg	97 kg	100 kg	105 kg
Seat height	960 mm	963 mm	963 mm	947 mm	955 mm
Fuel capacity	8.5 L	8.5 L	8.4 L	6.4 L	6.2 L