What category is the 2018 Yamaha WR450F?

The 2018 Yamaha WR450F has a Category of Enduro / offroad.

What type of engine does the 2018 Yamaha WR450F have?

The 2018 Yamaha WR450F has a Engine type of Single cylinder, four-stroke.

Is the 2018 Yamaha WR450F air cooled or liquid cooled?

The 2018 Yamaha WR450F has a Cooling system of Liquid.

How many gears does the 2018 Yamaha WR450F have?

The 2018 Yamaha WR450F has a Gearbox of 5-speed.

How much does the 2018 Yamaha WR450F weigh?

The 2018 Yamaha WR450F has a Weight incl. oil, gas, etc of 122.9 kg (271.0 pounds).

What is the seat height of the 2018 Yamaha WR450F?

The 2018 Yamaha WR450F has a Seat height of 965 mm (38.0 inches) If adjustable, lowest setting..

Yamaha WR450F - 2018 Specifications and Reviews

Name: 2018 Yamaha WR450F
Brand: Yamaha

The 2018 Yamaha WR450F is a versatile off-road machine designed for intermediate to advanced trail riders seeking serious performance. Known for its potent four-stroke engine, electric start convenience, and Plug-in Power Tuner customization capability, it excels in demanding terrain. Its lightweight construction and responsive handling make it ideal for enduro and trail riding enthusiasts.

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General information
Category	Enduro / offroad
Year	2018
Model	Yamaha WR450F

Engine and Transmission Specifications
Driveline	O-ring chain
Clutch	Multiplate wet clutch
Transmission type,final drive	Chain
Gearbox	5-speed
Cooling system	Liquid
Lubrication system	Dry sump
Ignition	TCI
Fuel control	Double Overhead Cams/Twin Cam (DOHC)
Fuel system	Injection. Keihin® fuel injection, 44mm
Valves per cylinder	4
Bore x Stroke	95.0 x 63.4 mm (3.7 x 2.5 inches)
Compression	12.3:1
Engine type	Single cylinder, four-stroke
Brakes, suspension, Frame and wheels
Wheels	Dunlop® MX3S® tyres
Rear brakes diameter	245 mm (9.6 inches)
Rear brakes	Single disc. Hydraulic.
Front brakes diameter	270 mm (10.6 inches)
Front brakes	Single disc. Hydraulic.
Rear tyre	120/90-18
Front tyre	80/100-21
Rear wheel travel	318 mm (12.5 inches)
Rear Suspension	KYB® single shock; fully adjustable
Front wheel travel	310 mm (12.2 inches)
Front Suspension	KYB® spring-type fork with speed sensitive damping; fully adjustable
Trail	114 mm (4.5 inches)
Rake (fork angle)	26.3°
Frame type	Aluminium beam frame with optimised rigidity
Physical measures and capacities
Oil capacity	0.80 litres (0.05 quarts)
Fuel capacity	7.50 litres (1.98 gallons)
Wheelbase	1,466 mm (57.7 inches)
Ground clearance	325 mm (12.8 inches)
Overall width	826 mm (32.5 inches)
Overall length	2,165 mm (85.2 inches)
Overall height	1,280 mm (50.4 inches)
Seat height	965 mm (38.0 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc	122.9 kg (271.0 pounds)

Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay
Comments	Plug in Power Tuner for easy tuning
Factory warranty	30 Day Limited Factory Warranty
Starter	Electric
Color options	Team Yamaha Blue

Performance Profile & Rider Fit

Best For

Track40%

City20%

Cornering65%

Daily Riding20%

Touring20%

Passenger5%

Rider Profile

Best For	This bike rewards riders with at least intermediate off-road skill, as its tall seat height, light chassis, and aggressive enduro geometry can feel demanding for beginners.
Purpose	Built as a pure off-road enduro/trail weapon, it excels at tackling trails, motocross-style tracks, and technical terrain rather than serving as a road or commuter machine.
Rider Fit	The tall 37.6 inch seat height and lightweight 258 lb wet weight suit taller or more athletic riders who can comfortably flat-foot or handle standing maneuvers over rough ground.
Character	It has the character of a nimble, high-revving dirt specialist that thrives on quick direction changes, aggressive throttle response, and technical single-track riding.
Not Ideal For	This is not the right bike for riders wanting a comfortable long-distance tourer, a passenger-friendly ride, or a low-maintenance daily street commuter.

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

Rider Fit Visualizer

2018 Yamaha WR450F Rider Ergonomics Assessment

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Feet:

At 965mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with cannot reach comfortably on the 2018 Yamaha WR450F, 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 2018 Yamaha WR450F is a powerful and versatile off-road motorcycle. With its 450cc engine and lightweight design, it offers exceptional performance on a variety of terrains. The bike also features advanced suspension and braking systems, making it a top choice for riders who demand precision and control in their off-road adventures. In addition to its impressive performance, the 2018 Yamaha WR450F boasts a stylish and modern design that sets it apart from other off-road motorcycles. Its ergonomic seat and handlebar position provide a comfortable riding experience, while its durable construction ensures long-term reliability. Whether you're hitting the trails for a weekend adventure or tackling rough terrain during a competition, the Yamaha WR450F delivers an exhilarating and satisfying ride every time.