Motocross Bikes
2024Yamaha YZ85
37 fields on record
The 2024 Yamaha YZ85 is a lightweight two-stroke dirt bike engineered for young and intermediate motocross riders seeking an accessible entry into competitive racing. Known for its nimble handling, responsive power delivery, and proven reliability, it excels in mixed terrain conditions with its Dunlop Geomax tires and compact wheelbase design.
- Capacity
- 85.0 ccm
- Engine
- Single, two-stroke
- Gearbox
- 6-speed
- Dry weight
- 66.2 kg
- Seat height
- 841 mm
- Power
- Not on record
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Other years
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2003
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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
- Engine type
- Single, two-stroke
- Bore x stroke
- 47.5 x 47.8 mm
- Compression
- 9.6:1
- Cooling system
- Liquid
- Fuel system
- Carburettor
- Starting
- Electric
- Ignition
- CDI
- Lubrication system
- Wet sump
- Power
- Not on record - add it
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Wet multi-disc
Dimensions & weight
- Wheelbase
- 1255 mm
- Overall length
- 1821 mm
- Overall width
- 759 mm
- Overall height
- 1135 mm
- Seat height
- 841 mm
- Dry weight
- 66.2 kg
- Wet weight
- 73.0 kg
- Fuel capacity
- 4.90 litres
- Ground clearance
- 320 mm
Chassis & suspension
- Frame
- Semi-double-cradle
- Front suspension
- KYB Inverted fork, fully adjustable
- Rear suspension
- KYB Single shock, fully adjustable
- Front wheel travel
- 274 mm
- Rear wheel travel
- 282 mm
- Rake (fork angle)
- 26.3°
- 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
Specs last verified against published sources: .
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 | 85 cc | 85 cc | 85 cc | 85 cc | 85 cc | 85 cc |
| Dry weight | 66 kg | 66 kg | 66 kg | 66 kg | 66 kg | 66 kg |
| Seat height | 864 mm | 864 mm | 841 mm | 841 mm | 841 mm | 841 mm |
| Fuel capacity | 4.9 L | 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 2024 Yamaha YZ85 has a Capacity of 85.0 ccm (5.19 cubic inches).
How many gears does the Yamaha YZ85 have?
The 2024 Yamaha YZ85 has a Gearbox of 6-speed.
How much does the Yamaha YZ85 weigh?
The 2024 Yamaha YZ85 has a Dry weight of 66.2 kg (145.9 pounds).
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