Motocross Bikes
2027Yamaha YZ250 Monster Energy
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The 2027 Yamaha YZ250 Monster Energy Edition is Yamaha's 249cc two-stroke motocrosser in Monster Energy Yamaha Racing graphics, with the standard bike's liquid-cooled reed-valve single, Keihin PWK38S carburetor, 5-speed gearbox and a claimed 227 lb wet weight. US MSRP is $8,299.
- Capacity
- 249.0 ccm
- Engine
- Single, two-stroke
- Gearbox
- 5-speed
- Dry weight
- 96.2 kg
- Seat height
- 975 mm
- Power
- 24.9 HP (18.3 kW)
What’s new for the 2027 Yamaha YZ250 Monster Energy
vs the 2026| Spec | 2026 | 2027 |
|---|---|---|
| Power | 48.0 HP (35.3 kW) | 24.9 HP (18.3 kW) |
| Dry weight | — | 96.2 kg (212.1 pounds) |
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built purely for motocross track riding and competitive off-road racing, not for general transportation.
- Built for
- A raw, punchy two-stroke motocrosser that rewards aggressive riding, precise clutch and throttle control, and delivers explosive mid-to-top-end power with razor-sharp agility.
- Not ideal for
- Not suitable for commuting, highway travel, passengers, or riders wanting plush comfort and low-maintenance simplicity.
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
- 249.0 ccm
- Power
- 24.9 HP (18.3 kW)
- Engine type
- Single, two-stroke
- Power/weight ratio
- 0.2588 HP/kg (dry)
- Bore x stroke
- 66.4 x 72.0 mm
- Compression
- 10.6:1
- Cooling system
- Liquid
- Fuel system
- Carburettor
- Starting
- Electric
- Ignition
- CDI
- Valves per cylinder
- 1
- Lubrication system
- Premix
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Multiplate, wet
Dimensions & weight
- Wheelbase
- 1486 mm
- Overall length
- 2185 mm
- Overall width
- 825 mm
- Overall height
- 1290 mm
- Seat height
- 975 mm
- Dry weight
- 96.2 kg
- Wet weight
- 103.0 kg
- Fuel capacity
- 6.80 litres
- Ground clearance
- 360 mm
- Oil capacity
- 0.80 litres
Chassis & suspension
- Frame
- Semi-double cradle, aluminium
- Front suspension
- KYB® Speed-Sensitive System inverted fork; fully adjustable
- Rear suspension
- KYB® single shock; fully adjustable
- Front wheel travel
- 300 mm
- Rear wheel travel
- 315 mm
- Rake (fork angle)
- 27.7°
- Trail
- 122 mm
Brakes & wheels
- Front brakes
- Single disc. Hydraulic
- Front brakes diameter
- 270 mm
- Rear brakes
- Single disc. Hydraulic
- Rear brakes diameter
- 245 mm
- Front tyre
- 80/100-21
- Rear tyre
- 110/90-19
Other
- Comments
- Monster Energy Yamaha Racing edition graphics.
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 | 2022 | 2023 | 2025 | 2026 | 2027 |
|---|---|---|---|---|---|
| Capacity | 249 cc | 249 cc | 249 cc | 249 cc | 249 cc |
| Dry weight | — | — | — | — | 96 kg |
| Seat height | 970 mm | 975 mm | 975 mm | 975 mm | 975 mm |
| Fuel capacity | 8 L | 7 L | 6.8 L | 6.8 L | 6.8 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 YZ250 Monster Energy?
The 2027 Yamaha YZ250 Monster Energy has a Capacity of 249.0 ccm (15.19 cubic inches).
What engine power does the Yamaha YZ250 Monster Energy have?
The 2027 Yamaha YZ250 Monster Energy has a Power of 24.9 HP (18.3 kW).
How many gears does the Yamaha YZ250 Monster Energy have?
The 2027 Yamaha YZ250 Monster Energy has a Gearbox of 5-speed.
How much does the Yamaha YZ250 Monster Energy weigh?
The 2027 Yamaha YZ250 Monster Energy has a Dry weight of 96.2 kg (212.1 pounds).
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