Yamaha YZ250 - 2025 Specifications and Reviews

The 2025 Yamaha YZ250 is a competitive-level motocross bike engineered for serious amateur and professional off-road racers. Powered by a liquid-cooled 249cc two-stroke single with aggressive power delivery, it excels in high-speed track environments and demands skilled riders comfortable with sharp throttle response and technical terrain.

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General information

Color OptionsTeam Yamaha Blue
PriceUS$ 7999. MSRP depends on country, taxes, accessories, etc.
CategoryCross / motocross
Year2025
ModelYamaha YZ250
 
 

Engine and Transmission Specifications

StartingElectric
Final DriveChain (final drive)
Gearbox5-speed
Cooling SystemLiquid
IgnitionCDI
InductionCarburettor. Hitachi Astemo® Keihin PWK38S
Bore x Stroke66.4 x 72.0 mm (2.6 x 2.8 inches)
Compression Ratio10.6:1
Engine DetailsReed-valve inducted
Engine TypeSingle cylinder, two-stroke
Capacity:249.0 ccm (15.19 cubic inches)

Physical measures and capacities

Fuel Capacity6.81 litres (1.80 US gallons)
Wheelbase1481 mm (58.3 inches)
Ground Clearance361 mm (14.2 inches)
Overall Width826 mm (32.5 inches)
Overall Length2184 mm (86.0 inches)
Overall Height1290 mm (50.8 inches)
Seat Height975 mm (38.4 inches) If adjustable, lowest setting.
Wet Weight103.0 kg (227.0 pounds)

Yamaha YZ250 dimensions and frame

WheelsDunlop® Geomax MX33 tyres
Rear BrakesSingle disc. Hydraulic
Brake Disc Diameter240 mm (9.4 inches)
Front BrakesSingle disc. Hydraulic
Rear Tyre110/90-19
Front Tyre80/100-21
Rear Wheel Travel315 mm (12.4 inches)
Rear SuspensionKYB® single shock; fully adjustable
Front Wheel Travel300 mm (11.8 inches)
Front SuspensionKYB® Speed-Sensitive System inverted fork; fully adjustable
Trail122 mm (4.8 inches)
FrameSemi-double cradle, aluminium
 
 

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Update specsReport missing specs or required updates.
Warranty30 Day Limited Factory Warranty
Oil capacity0.80 litres (0.85 US quarts)
Rake (fork angle)27.7°
DrivelineConstant-mesh
Lubrication systemPremix

Performance Profile & Rider Fit

Best For

Track90%
City5%
Cornering85%
Daily Riding8%
Touring8%
Passenger0%

Rider Profile

Best ForBest suited to intermediate and expert off-road riders who understand two-stroke power delivery and motocross bike handling.
PurposeBuilt purely for motocross track riding and competitive off-road racing, not for general transportation.
Rider FitIts ultra-light 103 kg wet weight and tall 975 mm seat height demand good rider fitness, standing-based riding skill, and reasonable leg length.
CharacterA 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 ForNot suitable for commuting, highway travel, passengers, or riders wanting plush comfort and low-maintenance simplicity.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2025 Yamaha YZ250 Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 975mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with cannot reach comfortably on the 2025 Yamaha YZ250, with a cramped knee angle of around 85 degrees and an upright riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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