Motocross Bikes

2025Kawasaki KX85-II

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The 2025 Kawasaki KX 85 II is a lightweight two-stroke motocross machine designed for junior and intermediate off-road riders. Known for its agile handling and responsive power delivery from its 84cc liquid-cooled engine, it excels in competitive racing environments. The bike's aluminium perimeter frame and 6-speed gearbox provide the precision control needed for technical terrain.

Capacity: 84.0 ccm
Engine: Single, two-stroke
Gearbox: 6-speed
Dry weight: 68.0 kg
Seat height: 870 mm
Power: Not on record
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What’s new for the 2025 Kawasaki KX85-II

vs the 2024

Spec	2024	2025
Front suspension	Inverted telescopic fork	36 mm inverted telescopic fork with 20-way compression damping

Other years 2002 2003 2004 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail88%

Cornering80%

City riding5%

Daily riding5%

Touring5%

Two-up0%

Track75%

Best for: It exists purely for motocross track competition and off-road training, designed to teach race craft on a machine sized appropriately for smaller riders.
Built for: The two-stroke 84cc engine paired with fully adjustable long-travel suspension gives a peaky, revvy, eager character that rewards aggressive clutch and throttle use on the track.
Not ideal for: This is not suitable for adult commuting, road use, touring, or carrying passengers, as it lacks lights, road certification, and adult-appropriate ergonomics and power.

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

Will it fit you?

Worked out in your browser - nothing is sent to us

Your height

Inseam (optional)

Units

At 870mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with tip-toe one foot on the 2025 Kawasaki KX85-II, with a cramped knee angle of around 75 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 821-900 mm — Long Legs →

Find bikes that fit your height →

Full specifications

Engine

Capacity: 84.0 ccm
Engine type: Single, two-stroke
Bore x stroke: 48.5 x 45.8 mm
Compression: 10.9:1
Cooling system: Liquid
Fuel system: Carburettor
Starting: Kick
Ignition: CDI
Lubrication system: Petrol mix
Power: Not on record - add it

Transmission

Gearbox: 6-speed
Transmission type: Manual
Final drive: Chain
Clutch: Wet multi-disc, manual

Dimensions & weight

Wheelbase: 1310 mm
Overall length: 1920 mm
Overall width: 765 mm
Overall height: 1150 mm
Seat height: 870 mm
Dry weight: 68.0 kg
Wet weight: 77.0 kg
Fuel capacity: 5.00 litres
Ground clearance: 330 mm

Chassis & suspension

Frame: Perimeter, aluminium
Front suspension: 36 mm inverted telescopic fork with 20-way compression damping
Rear suspension: Bottom-Link Uni-Trak with adjustable spring preload, 24-way compression and 21-way rebound
Front wheel travel: 275 mm
Rear wheel travel: 275 mm
Rake (fork angle): 27.0°
Trail: 108 mm

Brakes & wheels

Front brakes: Single disc
Front brakes diameter: 220 mm
Rear brakes: Single disc
Rear brakes diameter: 184 mm
Front tyre: 70/100-19
Rear tyre: 90/100-16

Other

Color options: Lime Green

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	2002	2010	2016	2021	2025	2027
Capacity	84 cc	84 cc	84 cc	84 cc	84 cc	84 cc
Dry weight	68 kg	68 kg	68 kg	68 kg	68 kg	68 kg
Seat height	870 mm	870 mm	870 mm	870 mm	870 mm	865 mm
Fuel capacity	5.5 L	5.5 L	5 L	5 L	5 L	5 L