What category is the 2019 Yamaha YZ450F?

The 2019 Yamaha YZ450F has a Category of Cross / motocross.

What is the engine size of the 2019 Yamaha YZ450F?

The 2019 Yamaha YZ450F has a Capacity: of 449.7 ccm (27.44 cubic inches).

What type of engine does the 2019 Yamaha YZ450F have?

The 2019 Yamaha YZ450F has a Engine type of Single cylinder, four-stroke.

Is the 2019 Yamaha YZ450F air cooled or liquid cooled?

The 2019 Yamaha YZ450F has a Cooling system of Liquid.

How many gears does the 2019 Yamaha YZ450F have?

The 2019 Yamaha YZ450F has a Gearbox of 5-speed.

How much does the 2019 Yamaha YZ450F weigh?

The 2019 Yamaha YZ450F has a Weight incl. oil, gas, etc of 111.1 kg (245.0 pounds).

What is the seat height of the 2019 Yamaha YZ450F?

The 2019 Yamaha YZ450F has a Seat height of 975 mm (38.4 inches) If adjustable, lowest setting..

Yamaha YZ450F - 2019 Specifications and Reviews

Name: 2019 Yamaha YZ450F
Brand: Yamaha

The 2019 Yamaha YZ450F is a premium 450cc motocross bike engineered for competitive and advanced amateur riders seeking top-tier performance. Known for its powerful engine, responsive handling, and championship-level reliability, it delivers exceptional acceleration and control on demanding terrain. With electric starting, lightweight construction at 111.1 kg, and Dunlop MX3S tires, it excels in competitive racing environments.

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General information
Price as new	3.3 Check out the detailed rating of off-road capabilities, engine performance, maintenance cost, etc. Compare with any other bike.
Category	Cross / motocross
Year	2019
Model	Yamaha YZ450F

Engine and Transmission Specifications
Clutch	Multiplate wet clutch
Transmission type	Chain (final drive)
Gearbox	5-speed
Cooling system	Liquid
Lubrication system	Wet sump
Ignition	TCI: Transistor Controlled Ignition
Fuel control	Double Overhead Cams/Twin Cam (DOHC)
Fuel system	Injection. MikuniÂ® fuel injection, 44mm
Valves per Cylinder	4
Bore x Stroke	97.0 x 60.8 mm (3.8 x 2.4 inches)
Compression	12.8:1
Engine details	Titanium-valves
Engine type	Single cylinder, four-stroke
Capacity:	449.7 ccm (27.44 cubic inches)
Brakes, suspension, Frame and wheels
Seat	Long, two-tone, motocross-style seat
Wheels	DunlopÂ® MX3SÂ® tyres
Rear brakes	Single disc. Hydraulic.
Diameter	270 mm (10.6 inches)
Front brakes	Single disc. Hydraulic.
Rear tire	120/80-19
Front tire	80/100-21
Rear wheel travel	315 mm (12.4 inches)
Rear Suspension	KYBÂ® single shock; fully adjustable
Front wheel travel	310 mm (12.2 inches)
Front Suspension	KYB Speed-Sensitive System, inverted fork: fully adjustable
Trail	119 mm (4.7 inches)
Rake (fork angle)	27.3°
Frame type	Bilateral beam frame
Physical measures and capacities
Fuel capacity	6.06 litres (1.60 US gallons)
Wheelbase	1486 mm (58.5 inches)
Ground clearance	335 mm (13.2 inches)
Overall width	826 mm (32.5 inches)
Overall length	2184 mm (86.0 inches)
Overall height	1285 mm (50.6 inches)
Seat height	975 mm (38.4 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc	111.1 kg (245.0 pounds)

Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay
Starter	Electric
Color options	Team Yamaha Blue, White

Performance Profile & Rider Fit

Best For

Track90%

City10%

Cornering88%

Daily Riding10%

Touring10%

Passenger5%

Rider Profile

Best For	This is a full-size open-class motocross weapon best suited to intermediate through expert riders comfortable with aggressive power delivery and a tall, firm chassis.
Purpose	Built purely for motocross racing and hard off-road riding, excelling on tracks and rough terrain rather than street use.
Rider Fit	Its 38-inch seat height, lightweight 243 lb wet weight, and race-oriented ergonomics demand good rider fitness, leg length, and standing-riding technique.
Character	Sharp, high-revving, and razor-responsive, it rewards committed, active riding with explosive acceleration and precise cornering manners.
Not Ideal For	It is not suited for commuting, touring, passengers, or casual low-speed street riding due to its lack of lights, mirrors, and road-going comfort features.

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

Rider Fit Visualizer

2019 Yamaha YZ450F Rider Ergonomics Assessment

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Feet:

At 975mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with cannot reach comfortably on the 2019 Yamaha YZ450F, 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

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MotorcycleDB Review

The 2019 Yamaha YZ450F is a powerful and versatile motocross bike that delivers top-notch performance on the track. With its advanced suspension and handling, this motorcycle offers a smooth and controlled ride, allowing riders to tackle tight corners and challenging jumps with confidence. The YZ450F also features a high-revving engine that delivers impressive power, making it a top choice for riders looking to dominate the competition. In addition to its exceptional performance, the 2019 Yamaha YZ450F boasts a sleek and aggressive design that is sure to turn heads at the track. Its bold graphics and striking color options make for a visually stunning motorcycle that stands out from the crowd. Overall, the YZ450F is a top-tier motocross bike that delivers on both style and performance, making it a top choice for riders of all skill levels.