Motocross Bikes
2017Yamaha YZ85
36 fields on record
The 2017 Yamaha YZ85 is a lightweight 2-stroke motocross bike designed for young riders transitioning to intermediate competition. Known for its nimble handling, manageable 71.2 kg weight, and responsive power delivery, it excels in youth racing classes and provides an ideal balance of performance and control. The compact 841 mm seat height and accessible ergonomics make it one of the most popular stepping stones in junior motocross development.
- Capacity
- 85.0 ccm
- Engine
- Single single, two-stroke
- Gearbox
- 6-speed
- Wet weight
- 71.2 kg
- Seat height
- 841 mm
- Power
- 22.0 HP
What’s new for the 2017 Yamaha YZ85
vs the 2016| Spec | 2016 | 2017 |
|---|---|---|
| Fuel capacity | 4.92 litres (1.30 gallons) | 4.90 litres (1.29 US gallons) |
| Wheelbase | 1,257 mm (49.5 inches) | 1257 mm (49.5 inches) |
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
- Engine type
- Single single, two-stroke
- Power/weight ratio
- 0.3090 HP/kg
- Bore x stroke
- 47.5 x 47.8 mm
- Compression
- 8.2:1
- Cooling system
- Liquid
- Fuel system
- Carburettor
- Starting
- Electric
- Ignition
- CDI
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
- Wet weight
- 71.2 kg
- Fuel capacity
- 4.90 litres
- Ground clearance
- 330 mm
- Dry weight
- Not on record - add it
Chassis & suspension
- Frame
- Single-backbone, 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°
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
- Blue/White
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 | 2017 | 2018 | 2022 | 2027 |
|---|---|---|---|---|---|---|
| Capacity | 85.00 ccm (5.19 cubic inches) | 85.00 ccm (5.19 cubic inches) | 85.0 ccm (5.19 cubic inches) | 85.0 ccm (5.19 cubic inches) | 85.0 ccm (5.19 cubic inches) | 85 ccm (5.2 cubic inches) |
| Dry weight | 66.2 kg (146.0 pounds) | — | — | — | — | — |
| Seat height | 864 mm (34.0 inches) | 864 mm (34.0 inches) | 841 mm (33.1 inches) | 841 mm (33.1 inches) | 841 mm (33.1 inches) | 841 mm (33.1 inches) |
| Fuel capacity | 4.92 litres (1.30 gallons) | 4.92 litres (1.30 gallons) | 4.92 litres (1.30 gallons) | 4.92 litres (1.30 gallons) | 4.92 litres (1.30 US gallons) | 4.92 litres (1.30 US gallons) |
| Color options | — | Team Yamaha Blue/White | Blue/White | Team Yamaha Blue | Team Yamaha Blue | — |
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 2017 Yamaha YZ85 has a Capacity of 85.0 ccm (5.19 cubic inches).
What engine power does the Yamaha YZ85 have?
The 2017 Yamaha YZ85 has a Power of 22.0 HP.
How many gears does the Yamaha YZ85 have?
The 2017 Yamaha YZ85 has a Gearbox of 6-speed.
How much does the Yamaha YZ85 weigh?
The 2017 Yamaha YZ85 has a Wet weight of 71.2 kg (157.0 pounds).
Shop this bike
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The 2017 Yamaha YZ85 is a powerful and reliable motocross bike that is perfect for riders of all skill levels. With a lightweight frame and responsive handling, this motorcycle is easy to maneuver on the track. The 85cc engine provides plenty of power and torque, making it ideal for tackling steep hills and tight corners. The YZ85 also features a comfortable and adjustable seat, allowing riders to find the perfect riding position for maximum comfort and control. Overall, the 2017 Yamaha YZ85 is a top-notch motocross bike that delivers impressive performance and reliability.
If you're in the market for a high-quality motocross bike, the 2017 Yamaha YZ85 is definitely worth considering. With its powerful engine, responsive handling, and comfortable seat, this motorcycle offers a fantastic riding experience for all skill levels. Whether you're a beginner looking to improve your skills or a seasoned rider seeking a reliable and capable bike, the YZ85 is sure to impress. Don't miss out on the opportunity to own one of the best motocross bikes on the market – check out the 2017 Yamaha YZ85 today!
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