Motocross Bikes

2024Kawasaki KX85

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The 2024 Kawasaki KX85 is a competitive 84cc two-stroke motocross bike designed for young and intermediate riders developing their racing skills. Featuring a liquid-cooled single-cylinder engine with aggressive power delivery and a six-speed gearbox, it excels in off-road racing environments. This machine is best known for delivering reliable performance and handling characteristics that bridge the gap between entry-level and advanced competition riding.

Capacity: 84.0 ccm
Engine: Single, two-stroke
Gearbox: 6-speed
Dry weight: 65.0 kg
Seat height: 830 mm
Power: Not on record
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Other years 2002 2003 2004 2005 2006 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 & trail90%

Cornering88%

City riding5%

Daily riding5%

Touring3%

Two-up0%

Track85%

Best for: Purpose-built for motocross track racing and aggressive off-road riding, with a 2-stroke engine tuned for peaky, high-revving power delivery.
Built for: A snappy, high-strung 2-stroke that rewards clutch skill and revs, delivering sharp, flickable handling ideal for tight motocross circuits.
Not ideal for: Not suitable for taller adult riders, road use, commuting, or anyone wanting a comfortable, low-maintenance everyday bike.

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 830mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with balls of both feet on the 2024 Kawasaki KX85, with a cramped knee angle of around 70 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 →

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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 with digital advance
Lubrication system: Petrol mix
Power: Not on record - add it

Transmission

Gearbox: 6-speed
Transmission type: Manual
Final drive: Chain
Clutch: Wet multidisc

Dimensions & weight

Wheelbase: 1265 mm
Overall length: 1830 mm
Overall width: 765 mm
Overall height: 1100 mm
Seat height: 830 mm
Dry weight: 65.0 kg
Wet weight: 75.0 kg
Fuel capacity: 5.00 litres
Ground clearance: 290 mm

Chassis & suspension

Frame: High-tensile steel perimeter design with subframe member
Front suspension: 36mm inverted telescopic cartridge fork with 20-way compression damping
Rear suspension: Uni-Trak® single shock system with 24-way compression and 21-way rebound damping, plus adjustable spring preload
Front wheel travel: 275 mm
Rear wheel travel: 275 mm
Rake (fork angle): 29.0°
Trail: 97 mm

Brakes & wheels

Front brakes: Single disc. Petal disc with dual-piston caliper
Front brakes diameter: 220 mm
Rear brakes: Single disc. Petal disc with single-piston caliper
Rear brakes diameter: 240 mm
Front tyre: 70/100-17
Rear tyre: 90/100-14

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	2002	2008	2015	2021	2024	2027
Capacity	84 cc	84 cc	85 cc	84 cc	84 cc	84 cc
Dry weight	65 kg	65 kg	65 kg	65 kg	65 kg	65 kg
Seat height	841 mm	841 mm	841 mm	830 mm	830 mm	831 mm
Fuel capacity	5.7 L	5.7 L	5.7 L	5 L	5 L	5 L