Motocross Bikes

2011Kawasaki KX 85 Motocross

30 fields on record

The 2011 Kawasaki KX 85 is a competitive 84cc two-stroke minibike engineered for young and intermediate riders developing their motocross skills. Known for its responsive power delivery and agile handling characteristics, this liquid-cooled machine delivers the performance and reliability expected in youth racing competition.

Capacity: 84.0 ccm
Engine: Single, two-stroke
Gearbox: 6-speed
Wet weight: 69.0 kg
Seat height: 841 mm
Power: Not on record
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How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail95%

Cornering85%

City riding5%

Daily riding5%

Touring5%

Two-up0%

Track80%

Best for: It exists purely to race and train on motocross tracks, letting a lighter, smaller rider learn race craft on a scaled-down but genuinely capable dirt bike.
Built for: It behaves like a miniature full-size motocrosser, sharp, high-revving, and eager to be thrown around jumps and berms rather than cruised anywhere.
Not ideal for: It is not for road use, commuting, passengers, or larger adult riders looking for touring comfort or top-end speed.

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 841mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with balls of both feet on the 2011 Kawasaki KX 85 Motocross, 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: 10.0:1
Cooling system: Liquid
Fuel system: Carburettor
Starting: Electric
Ignition: CDI
Power: Not on record - add it

Transmission

Gearbox: 6-speed
Transmission type: Manual
Final drive: Chain

Dimensions & weight

Wheelbase: 1255 mm
Overall length: 1821 mm
Overall width: 734 mm
Overall height: 1054 mm
Seat height: 841 mm
Wet weight: 69.0 kg
Fuel capacity: 5.70 litres
Ground clearance: 340 mm
Dry weight: Not on record - add it

Chassis & suspension

Frame: High-tensile steel perimeter design with subframe member
Front suspension: 36mm inverted telescopic cartridge fork with 18 position compression damping adjustment/ 10.8 in.
Rear suspension: UNI-TRAK single shock system with 4 position compression and 20 position damping adjustment plus adjustable spring preload/ 10.8 in.
Rake (fork angle): 27.0°
Trail: 89 mm