What category is the 2021 Yamaha YZ250?

The 2021 Yamaha YZ250 has a Category of Cross / motocross.

What is the engine size of the 2021 Yamaha YZ250?

The 2021 Yamaha YZ250 has a Capacity: of 249.0 ccm (15.19 cubic inches).

What type of engine does the 2021 Yamaha YZ250 have?

The 2021 Yamaha YZ250 has a Engine type of Single cylinder, two-stroke.

Is the 2021 Yamaha YZ250 air cooled or liquid cooled?

The 2021 Yamaha YZ250 has a Cooling system of Liquid.

How many gears does the 2021 Yamaha YZ250 have?

The 2021 Yamaha YZ250 has a Gearbox of 5-speed.

How much does the 2021 Yamaha YZ250 weigh?

The 2021 Yamaha YZ250 has a Weight incl. oil, gas, etc of 103.0 kg (227.0 pounds).

What is the seat height of the 2021 Yamaha YZ250?

The 2021 Yamaha YZ250 has a Seat height of 970 mm (38.2 inches) If adjustable, lowest setting..

Yamaha YZ250 - 2021 Specifications and Reviews

Name: 2021 Yamaha YZ250
Brand: Yamaha

The 2021 Yamaha YZ250 is a lightweight two-stroke motocross machine designed for intermediate to advanced riders seeking sharp handling and responsive power delivery. Known for its punchy 249cc reed-valve engine and nimble aluminum frame, this bike excels in technical terrain and competitive racing environments where agility and acceleration are paramount.

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General information
Category	Cross / motocross
Year	2021
Model	Yamaha YZ250
Engine and Transmission Specifications
Transmission type	Chain (final drive)
Gearbox	5-speed
Cooling system	Liquid
Lubrication system	Premix
Ignition	CDI
Fuel system	Carburettor. Keihin PWK38S
Bore x Stroke	66.4 x 72.0 mm (2.6 x 2.8 inches)
Compression	10.6:1
Engine details	Reed-valve inducted
Engine type	Single cylinder, two-stroke
Capacity:	249.0 ccm (15.19 cubic inches)
Brakes, suspension, Frame and wheels
Wheels	DunlopÂ® MX52 tyres
Rear brakes	Single disc
Diameter	270 mm (10.6 inches)
Front brakes	Single disc
Rear tire	110/90-19
Front tire	80/100-21
Rear wheel travel	315 mm (12.4 inches)
Rear Suspension	KYBÂ® single shock; fully adjustable
Front wheel travel	300 mm (11.8 inches)
Front Suspension	KYBÂ® Speed-Sensitive System inverted fork; fully adjustable
Trail	122 mm (4.8 inches)
Rake (fork angle)	27.7°
Frame type	Semi-double cradle, aluminium

Physical measures and capacities
Oil capacity	0.80 litres (0.85 US quarts)
Fuel capacity	8.00 litres (2.11 US gallons)
Wheelbase	1481 mm (58.3 inches)
Ground clearance	361 mm (14.2 inches)
Overall width	827 mm (32.6 inches)
Overall length	2177 mm (85.7 inches)
Overall height	1306 mm (51.4 inches)
Seat height	970 mm (38.2 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc	103.0 kg (227.0 pounds)

Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay
Factory warranty	30 Day Limited Factory Warranty
Starter	Electric
Color options	Team Yamaha Blue

Performance Profile & Rider Fit

Best For

Track90%

City5%

Cornering85%

Daily Riding8%

Touring8%

Passenger0%

Rider Profile

Best For	Best suited to intermediate and expert off-road riders who understand two-stroke power delivery and motocross bike handling.
Purpose	Built purely for motocross track riding and competitive off-road racing, not for general transportation.
Rider Fit	Its ultra-light 103 kg wet weight and tall 975 mm seat height demand good rider fitness, standing-based riding skill, and reasonable leg length.
Character	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.

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

Rider Fit Visualizer

2021 Yamaha YZ250 Rider Ergonomics Assessment

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Feet:

At 970mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with cannot reach comfortably on the 2021 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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Rider Reviews

Total comments: 1

MotorcycleDB Review

The 2021 Yamaha YZ250 is a powerhouse off-road motorcycle that delivers top-notch performance and agility. Its 250cc liquid-cooled two-stroke engine provides impressive power, while the lightweight chassis and suspension ensure nimble handling on rough terrain. With its aggressive styling and race-ready features, the YZ250 is a formidable choice for motocross and off-road enthusiasts. Yamaha has once again raised the bar with the 2021 YZ250, offering riders a winning combination of power, control, and durability. The bike's advanced technology, such as the Power Tuner app for customized engine maps, allows riders to tailor the bike's performance to their specific preferences. Whether you're hitting the track or exploring rugged trails, the Yamaha YZ250 is a force to be reckoned with.