2010Yamaha YZ85LW

36 fields on record

Capacity: 84.7 ccm
Engine: Single single, two-stroke
Gearbox: 6-speed
Wet weight: 71.0 kg
Seat height: 864 mm
Power: Not on record
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⇄ Compare with another bike All model years

What’s new for the 2010 Yamaha YZ85LW

vs the 2009

Spec	2009	2010
Engine capacity	84.70 ccm (5.17 cubic inches)	84.7 ccm (5.17 cubic inches)
Power	15.0 HP (estimated - EU/UK A1-licence power-restricted range, ~11kW cap)	not listed
Fuel capacity	5.00 litres (1.32 gallons)	5.00 litres (1.32 US gallons)
Wheelbase	1,255 mm (49.4 inches)	1255 mm (49.4 inches)

Other years 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail90%

Cornering80%

City riding5%

Daily riding5%

Touring3%

Two-up0%

Track85%

Best for: It is a dedicated amateur motocross competition bike designed for closed-course tracks, not a general-purpose or road-legal machine.
Built for: The 2-stroke engine and lightweight chassis reward an aggressive, high-revving riding style with sharp, flickable handling on jumps and tight turns.
Not ideal for: This is not suitable for adult riders, street use, touring, commuting, or anyone seeking a comfortable, low-maintenance everyday vehicle.

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 864mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with tip-toe one foot on the 2010 Yamaha YZ85LW, 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 →

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Full specifications

Engine

Capacity: 84.7 ccm
Engine type: Single single, two-stroke
Bore x stroke: 47.5 x 47.8 mm
Compression: 8.2:1
Cooling system: Liquid
Fuel system: Carburettor
Starting: Kick
Ignition: CDI
Lubrication system: Premix
Power: Not on record - add it

Transmission

Gearbox: 6-speed
Transmission type: Manual
Final drive: Chain
Clutch: Wet, multiple-disc coil spring

Dimensions & weight

Wheelbase: 1255 mm
Overall length: 1818 mm
Overall width: 758 mm
Overall height: 1161 mm
Seat height: 864 mm
Wet weight: 71.0 kg
Fuel capacity: 5.00 litres
Ground clearance: 351 mm
Oil capacity: 0.50 litres
Dry weight: Not on record - add it

Chassis & suspension

Frame: Semi-double cradle
Front suspension: Telescopic forks
Rear suspension: Swingarm (link suspension)
Front wheel travel: 275 mm
Rear wheel travel: 282 mm
Trail: 106 mm

Brakes & wheels

Front brakes: Single disc
Front brakes diameter: 220 mm
Rear brakes: Single disc
Rear brakes diameter: 190 mm
Front tyre: 70/100-17
Rear tyre: 90/100-14

Other

Color options: Blue

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	2009	2010	2013	2018	2022	2026
Capacity	84.70 ccm (5.17 cubic inches)	84.70 ccm (5.17 cubic inches)	85.00 ccm (5.19 cubic inches)	85.00 ccm (5.19 cubic inches)	85.0 ccm (5.19 cubic inches)	—
Seat height	864 mm (34.0 inches)	864 mm (34.0 inches)	904 mm (35.6 inches)	904 mm (35.6 inches)	884 mm (34.8 inches)	34.8 in
Fuel capacity	5.00 litres (1.32 gallons)	5.00 litres (1.32 gallons)	5.00 litres (1.32 gallons)	5.00 litres (1.32 gallons)	5.00 litres (1.32 US gallons)	1.3 gal
Color options	Blue	Blue	Team Yamaha Blue/White	Blue/White	Team Yamaha Blue	—