How many gears does the 2027 Yamaha YZ450F have?

The 2027 Yamaha YZ450F has a Gearbox of Constant-mesh 5-speed; multiplate wet clutch.

What category is the 2027 Yamaha YZ450F?

The 2027 Yamaha YZ450F has a Category of Motocross.

Yamaha YZ450F - 2027 Specifications and Reviews

Name: 2027 Yamaha YZ450F
Brand: Yamaha

The Yamaha YZ450F continues as Yamaha's flagship 450cc motocross racer for 2027, powered by a liquid-cooled DOHC single with titanium valves and 44mm Mikuni electronic fuel injection, driven through a constant-mesh 5-speed gearbox and multiplate wet clutch. At a claimed 243 lb wet weight and a 38.0-inch seat height, it remains a purpose-built closed-course competition motocrosser.

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2027

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General information
Category	Motocross
Year	2027
Model	Yamaha YZ450F
Engine and Transmission Specifications
Lubrication System	Wet sump
Capacity	450 cc
Final Drive	Chain
Gearbox	Constant-mesh 5-speed; multiplate wet clutch
Induction	Mikuni® fuel injection, 44mm
Compression Ratio	13.0:1
Bore x Stroke	97.0mm x 60.8mm
Engine Type	450cc liquid-cooled DOHC 4-stroke; 4 titanium valves
Physical measures and capacities
Ground Clearance	345 mm (13.6 in.)
Overall Height	1,275 mm (50.2 in.)
Overall Width	830 mm (32.7 in.)
Overall Length	2,175 mm (85.6 in.)
Wet Weight	243 lb
Wheelbase	58.1 in
Seat Height	38.0 in
Fuel Capacity	1.6 gal

Yamaha YZ450F dimensions and frame
Trail	4.8 in

Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay

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.