Enduro Bikes

2021Honda CRF450X

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The 2021 Honda CRF450X is a versatile single-cylinder enduro bike built for serious off-road adventurers seeking reliability and balanced performance. Its 449cc four-stroke engine delivers 44.5 horsepower with predictable torque characteristics ideal for technical terrain and long-distance exploration. Known for its durable construction and user-friendly nature, the CRF450X excels as both a capable trail bike and weekend adventure machine.

Capacity: 449.0 ccm
Engine: Single, four-stroke
Gearbox: 6-speed
Dry weight: 122.0 kg
Seat height: 963 mm
Power: 44.5 HP (32.5 kW) @ 7500 RPM

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What’s new for the 2021 Honda CRF450X

vs the 2020

Spec	2020	2021
Seat height	950 mm (37.4 inches)	963 mm (37.9 inches)
Front suspension	47mm inverted Showa® cartridge fork with 16-position rebound and 16-position compression-damping adjustability; 12.4-inches travel	49mm leading-axle inverted telescopic Showa coil-spring fork with rebound and compression damping adjustability
Rear suspension	Pro-Link® Showa® single shock with adjustable spring-preload, 17-position rebound-damping adjustability, and compression-damping adjustment separated into low-speed (13 positions) and high-speed (3.5 turns); 12.4 inches travel.	Pro-Link® Showa single shock with adjustable spring preload, rebound and compression damping adjustability

Other years 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 & trail97%

Cornering55%

City riding10%

Daily riding15%

Touring20%

Two-up5%

Track35%

Best for: Built as a dedicated closed-course and trail enduro weapon, excelling at technical off-road terrain, motocross-adjacent trails, and cross-country racing.
Built for: Light, nimble, and torquey, it rewards aggressive, standing-up riding with sharp cornering response and confidence over rough, unpredictable terrain.
Not ideal for: It is a poor choice for daily commuting, highway touring, carrying a passenger, or riders seeking plush comfort and low seat height.

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

Will it fit you?

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Your height

Inseam (optional)

Units

At 963mm, a rider of 68.9" with a 31" (estimated) inseam will not reach the ground comfortably on the 2021 Honda CRF450X, 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: 449.0 ccm
Power: 44.5 HP (32.5 kW) @ 7500 RPM
Torque: 41.3 Nm (4.2 kgf-m) @ 7000 RPM
Engine type: Single, four-stroke
Power/weight ratio: 0.3648 HP/kg (dry)
Bore x stroke: 96.0 x 62.1 mm
Compression: 12.0:1
Cooling system: Liquid
Fuel system: Injection
Starting: Electric & kick
Ignition: CDI
Valves per cylinder: 4
Lubrication system: Dry sump

Transmission

Gearbox: 6-speed
Transmission type: Manual
Final drive: Chain
Clutch: Multiplate wet (6 springs)

Dimensions & weight

Wheelbase: 1491 mm
Overall length: 2192 mm
Overall width: 846 mm
Overall height: 1278 mm
Seat height: 963 mm
Dry weight: 122.0 kg
Wet weight: 124.7 kg
Fuel capacity: 7.60 litres
Ground clearance: 333 mm

Chassis & suspension

Frame: Semi-double cradle, aluminium twin-spar
Front suspension: 49mm leading-axle inverted telescopic Showa coil-spring fork with rebound and compression damping adjustability
Rear suspension: Pro-Link® Showa single shock with adjustable spring preload, rebound and compression damping adjustability
Front wheel travel: 305 mm
Rear wheel travel: 312 mm
Rake (fork angle): 27.4°
Trail: 142 mm

Brakes & wheels

Front brakes: Single disc. Two-piston calipers.
Front brakes diameter: 260 mm
Rear brakes: Single disc
Rear brakes diameter: 240 mm
Front tyre: 80/100-21
Rear tyre: 110/100-18

Other

Color options: Red
Comments: Model ID: CRF450X.

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	2005	2011	2016	2021	2022	2027
Capacity	449 cc	449 cc	449 cc	449 cc	449 cc	449 cc
Dry weight	—	—	—	122 kg	122 kg	122 kg
Seat height	955 mm	963 mm	963 mm	963 mm	963 mm	963 mm
Fuel capacity	7.2 L	7.2 L	7.2 L	7.6 L	7.6 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 Honda CRF450X is a top-of-the-line off-road motorcycle that is designed for high performance and durability. Its powerful 449cc engine, lightweight frame, and advanced suspension system make it a force to be reckoned with on the trails. The electric start and lithium-ion battery add convenience to the already impressive package, while the sleek and aggressive design gives it a modern and rugged look. Overall, the CRF450X is a standout choice for riders who demand the best in off-road performance.

The 2021 Honda CRF450X is a game-changer in the world of off-road motorcycles. With its advanced features, including a powerful engine and cutting-edge suspension, this bike is built to handle the toughest trails with ease. Its sleek design and convenient electric start make it a standout choice for riders who are serious about their off-road adventures. Whether you're a seasoned veteran or a beginner looking to take on challenging terrain, the CRF450X is a reliable and powerful companion. If you're in the market for a top-of-the-line off-road motorcycle, the 2021 Honda CRF450X should be at the top of your list.

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