Yamaha YZ85
- Production years
- 2026
- Brand
- Yamaha
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YAMAHA YZ85 (2025-Present)
Selected year: 2026
Technical specifications
- Engine capacity
- 85 cm³
- Wet weight
- 73 kg
- Seat height
- 841 mm
Overview
The Yamaha YZ85 is a motocross bike produced for the 2026 model year. Its 85.0 cm³ engine is a liquid-cooled, single-cylinder two-stroke, and the bike weighs 73.0 kg wet or 66.2 kg dry.
At 841 mm, the seat height may make it harder for shorter riders to reach the ground. The 73.0 kg wet weight helps keep the bike manageable at low speeds, while 320 mm of ground clearance and KYB suspension with 274 mm of front travel and 282 mm at the rear suit rough motocross terrain; both ends are fully adjustable.
Specifications
Engine
Engine
- Bore x stroke
- 47.5 x 47.8 mm
- Engine capacity
- 85 cm³
- Compression ratio
- 9.6:1
- Cooling system
- Liquid
- Engine type
- Single, two-stroke
- Fuel system
- Carburettor
- Ignition
- CDI
- Lubrication system
- Wet sump
- Starting
- Electric
- Valves per cylinder
- 5
Performance and transmission
Performance and transmission
- Clutch
- Wet multi-disc
- Final drive
- Chain
- Gearbox
- Manual 6-speed
- Transmission type
- Manual
Dimensions and weight
Dimensions and weight
- Dry weight
- 66.2 kg
- Fuel capacity
- 4.9 L
- Ground clearance
- 320 mm
- Overall height
- 1,135 mm
- Overall length
- 1,820 mm
- Overall width
- 760 mm
- Seat height
- 841 mm
- Wet weight
- 73 kg
- Wheelbase
- 1,255 mm
Chassis and suspension
Chassis and suspension
- Frame
- Semi-double-cradle
- Front suspension
- KYB Inverted fork, fully adjustable
- Front wheel travel
- 274 mm
- Rake
- 26.3°
- Rear suspension
- KYB Single shock, fully adjustable
- Rear wheel travel
- 282 mm
- Trail
- 89 mm
Brakes and wheels
Brakes and wheels
- Front brakes
- Single disc. Hydraulic.
- Front brakes diameter
- 220 mm
- Front tyre
- 70/100-17
- Rear brakes
- Single disc. Hydraulic.
- Rear brakes diameter
- 190 mm
- Rear tyre
- 90/100-14
Pros and cons
Advantages
Adjustable KYB suspension
Fully adjustable front and rear suspension lets riders tune the bike's response to the track.
Low wet weight
At 73.0 kg wet, the YZ85 is easier to maneuver at low speeds and when picking it up.
High ground clearance
The 320 mm of ground clearance helps the bike clear ruts and obstacles on rough tracks.
Things to consider
Tall seat
The 841 mm seat height can make it difficult for shorter riders to put a foot down.
Limited fuel carried
The 4.90-liter tank leaves little room for fuel between refills.
Rider fit
Rider fit calculator
Calculated in your browser
Don't know it? Leave this empty and we'll estimate it from your height.
Estimated from your height: 79 cm
How to measure
Stand barefoot with your back to a wall. Hold a book firmly between your legs, then measure from the floor to the top edge of the book.
Estimated ground reach
Balls of both feet likely down
You should reach on both sides, but probably not with your heels fully down.
Seat height
841 mm
Approx. loaded height
811 mm
Estimate assumes about 30 mm of suspension sag. Seat width, footwear, luggage and suspension settings can change real reach. Always sit on the motorcycle before buying.
Fuel range calculator
Enter your expected fuel consumption to estimate the distance on a full tank, with or without a fuel reserve.
Tank 4.9 L at 6 L/100 km
Lower consumption = longer range.
Estimated range
82 km
With 10% reserve
74 km
This is a planning estimate, not a measured result. Speed, route, weather, load and riding style can change real consumption.
FAQ
What engine does the 2026 Yamaha YZ85 have?
It has a liquid-cooled, single-cylinder two-stroke engine with a capacity of 85.0 cm³.
How much does the Yamaha YZ85 weigh?
It weighs 73.0 kg wet and 66.2 kg dry.
Is the YZ85 suspension adjustable?
Yes, both the KYB inverted front fork and KYB rear shock are fully adjustable.
How tall is the Yamaha YZ85 seat?
The seat height is 841 mm.