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Enduro Bikes

2021Yamaha WR450F

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The 2021 Yamaha WR450F is a versatile enduro bike suited for off-road enthusiasts seeking a capable, lightweight machine for trail riding and adventure. Powered by a fuel-injected 450cc single-cylinder four-stroke engine, it delivers strong mid-range torque and reliability. Known for its nimble handling, excellent suspension geometry, and practical 5-speed transmission, the WR450F excels in technical terrain and demanding off-road conditions.

Capacity: 450.0 ccm
Engine: Single, four-stroke
Gearbox: 5-speed
Dry weight: 112.5 kg
Seat height: 955 mm
Power: 50.0 HP (36.8 kW)

⇄ Compare with another bike ＋ Add to garage All model years

What’s new for the 2021 Yamaha WR450F

vs the 2020

Spec	2020	2021
Wet weight	120.2 kg (265.0 pounds)	118.8 kg (261.9 pounds)
Front suspension	KYB® spring-type fork with speed sensitive damping; fully adjustable	KYB® Speed-Sensitive System inverted fork; fully adjustable
Compression	12.8:1	13.0:1

Other years 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail96%

Cornering65%

City riding20%

Daily riding20%

Touring20%

Two-up5%

Track40%

Best for: 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.
Built for: 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.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

Worked out in your browser - nothing is sent to us

Your height

Inseam (optional)

Units

At 955mm, a rider of 68.9" with a 31" (estimated) inseam will not reach the ground comfortably on the 2021 Yamaha WR450F, with a cramped knee angle of around 85 degrees and an upright riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at over 900 mm — Sky High →

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Full specifications

Engine

Capacity: 450.0 ccm
Power: 50.0 HP (36.8 kW)
Engine type: Single, four-stroke
Power/weight ratio: 0.4444 HP/kg (dry)
Bore x stroke: 97.0 x 60.8 mm
Compression: 13.0:1
Cooling system: Liquid
Fuel system: Injection
Starting: Electric
Ignition: TCI
Valves per cylinder: 4
Lubrication system: Dry sump
Torque: Not on record - add it

Transmission

Gearbox: 5-speed
Transmission type: Manual
Final drive: Chain
Clutch: Multiplate wet clutch

Dimensions & weight

Wheelbase: 1481 mm
Overall length: 2174 mm
Overall width: 826 mm
Overall height: 1270 mm
Seat height: 955 mm
Dry weight: 112.5 kg
Wet weight: 118.8 kg
Fuel capacity: 8.30 litres
Ground clearance: 320 mm
Oil capacity: 0.80 litres

Chassis & suspension

Frame: Aluminium beam frame with optimised rigidity
Front suspension: KYB® Speed-Sensitive System inverted fork; fully adjustable
Rear suspension: KYB® single shock; fully adjustable
Front wheel travel: 310 mm
Rear wheel travel: 318 mm
Rake (fork angle): 27.0°
Trail: 117 mm

Brakes & wheels

Front brakes: Single disc. Hydraulic.
Front brakes diameter: 270 mm
Rear brakes: Single disc. Hydraulic.
Rear brakes diameter: 245 mm
Front tyre: 80/100-21
Rear tyre: 120/90-18

Other

Color options: Team Yamaha Blue

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

What changed, year to year

Differences highlighted

Specification	2004	2010	2016	2021	2027
Capacity	449 cc	449 cc	449 cc	450 cc	450 cc
Dry weight	106 kg	113 kg	113 kg	113 kg	—
Seat height	998 mm	980 mm	965 mm	955 mm	955 mm
Fuel capacity	9.8 L	7.9 L	7.5 L	8.3 L	7.6 L

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

Rider Reviews

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MotorcycleDB

The 2021 Yamaha WR450F is a high performance off-road motorcycle that offers excellent handling and power. With its powerful 450cc engine and advanced suspension, this bike is designed to tackle challenging terrain with ease. The lightweight design and nimble handling make it a top choice for riders looking for a competitive edge in off-road racing. The bike also comes equipped with advanced technology such as Yamaha's Power Tuner app, allowing riders to customize their bike's performance to their preferences.

Overall, the 2021 Yamaha WR450F is a top-of-the-line off-road motorcycle that delivers on both power and handling. Its advanced features make it a standout choice for riders looking to conquer tough terrain and push their limits. Whether you're a seasoned racer or a recreational rider, the WR450F offers a thrilling and responsive ride that will not disappoint. With its combination of power, agility, and advanced technology, this bike is a top contender in the off-road motorcycle market.

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