Motocross Bikes
2018Yamaha YZ85
40 fields on record
The 2018 Yamaha YZ85 is a lightweight 85cc dirt bike designed for young intermediate riders transitioning to larger machines. Known for its responsive handling and manageable power delivery, it delivers genuine off-road performance in a compact, accessible package. The electric starter and comfortable seat height make it ideal for developing rider skills on varied terrain.
- Capacity
- 85.0 ccm
- Engine
- Single, two-stroke
- Gearbox
- 6-speed
- Dry weight
- 66.2 kg
- Seat height
- 841 mm
- Power
- 22.0 HP (16.2 kW)
Other years
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- Best for
- Built purely for motocross racing and track practice, not for trail riding, commuting, or general recreation.
- Built for
- A high-strung, rev-happy two-stroke that rewards aggressive clutch and throttle work with sharp, flickable handling on motocross tracks.
- Not ideal for
- Not for adult riders, highway use, long-distance touring, or anyone seeking a comfortable or forgiving first 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?
Worked out in your browser - nothing is sent to usEngine
- Capacity
- 85.0 ccm
- Power
- 22.0 HP (16.2 kW)
- Engine type
- Single, two-stroke
- Power/weight ratio
- 0.3323 HP/kg (dry)
- Bore x stroke
- 47.5 x 47.8 mm
- Compression
- 8.2:1
- Cooling system
- Liquid
- Fuel system
- Carburettor
- Starting
- Electric
- Ignition
- CDI
- Valves per cylinder
- 5
- Lubrication system
- Wet sump
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Wet multi-disc
Dimensions & weight
- Wheelbase
- 1257 mm
- Overall length
- 1821 mm
- Overall width
- 759 mm
- Overall height
- 1125 mm
- Seat height
- 841 mm
- Dry weight
- 66.2 kg
- Wet weight
- 71.2 kg
- Fuel capacity
- 4.90 litres
- Ground clearance
- 330 mm
Chassis & suspension
- Frame
- Semi-double-cradle frame
- Front suspension
- Inverted fork
- Rear suspension
- Single shock
- Front wheel travel
- 274 mm
- Rear wheel travel
- 282 mm
- Rake (fork angle)
- 28.0°
- Trail
- 89 mm
Brakes & wheels
- Front brakes
- Single disc. Hydraulic.
- Front brakes diameter
- 220 mm
- Rear brakes
- Single disc. Hydraulic.
- Rear brakes diameter
- 190 mm
- Front tyre
- 70/100-17
- Rear tyre
- 90/100-14
Other
- Color options
- Team Yamaha 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 | 2008 | 2013 | 2018 | 2022 | 2027 |
|---|---|---|---|---|---|
| Capacity | 85 cc | 85 cc | 85 cc | 85 cc | 85 cc |
| Dry weight | 66 kg | 66 kg | 66 kg | 66 kg | 66 kg |
| Seat height | 864 mm | 864 mm | 841 mm | 841 mm | 841 mm |
| Fuel capacity | 4.9 L | 4.9 L | 4.9 L | 4.9 L | 4.9 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the Yamaha YZ85?
The 2018 Yamaha YZ85 has a Capacity of 85.0 ccm (5.19 cubic inches).
What engine power does the Yamaha YZ85 have?
The 2018 Yamaha YZ85 has a Power of 22.0 HP (16.2 kW).
How many gears does the Yamaha YZ85 have?
The 2018 Yamaha YZ85 has a Gearbox of 6-speed.
How much does the Yamaha YZ85 weigh?
The 2018 Yamaha YZ85 has a Dry weight of 66.2 kg (145.9 pounds).
Shop this bike
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The 2018 Yamaha YZ85 is a powerful and exciting motorcycle that is perfect for riders looking for a high-performance machine. With its 85cc two-stroke engine, the YZ85 delivers impressive power and torque, making it a great option for motocross and off-road riding. The bike's lightweight and compact design also allows for nimble handling and agility, while its rugged suspension system provides a smooth and comfortable ride over rough terrain.
Overall, the 2018 Yamaha YZ85 is a top-notch motorcycle that offers impressive performance and handling. Its powerful engine and lightweight design make it a great choice for riders of all skill levels, whether they're hitting the trails or tearing up the track. If you're in the market for a high-quality and reliable off-road motorcycle, the YZ85 is definitely worth considering.
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