Motocross Bikes
2021Honda CRF450R
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The 2021 Honda CRF450R is a competitive motocross machine designed for intermediate to advanced off-road riders seeking reliable performance. Powered by a 449cc single-cylinder four-stroke engine producing 53 horsepower, it delivers strong mid-range torque and excellent handling characteristics. Known for its durability, lightweight construction, and proven race-winning platform, the CRF450R excels in both amateur and professional motocross competition.
- Capacity
- 449.7 ccm
- Engine
- Single, four-stroke
- Gearbox
- 5-speed
- Dry weight
- 107.4 kg
- Seat height
- 965 mm
- Power
- 53.0 HP (38.7 kW) @ 9000 RPM
What’s new for the 2021 Honda CRF450R
vs the 2020| Spec | 2020 | 2021 |
|---|---|---|
| Wet weight | 112.0 kg (246.9 pounds) | 110.7 kg (244.1 pounds) |
Other years
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How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built purely for motocross racing and serious off-road riding, not for street use or general transportation.
- Built for
- A razor-sharp, high-revving, race-bred single-cylinder motocrosser that rewards aggressive input with explosive acceleration and pinpoint handling.
- Not ideal for
- This is not the right bike for beginners, commuters, passengers, or anyone seeking comfort, storage, or highway touring capability.
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 usEngine
- Capacity
- 449.7 ccm
- Power
- 53.0 HP (38.7 kW) @ 9000 RPM
- Torque
- 48.0 Nm (4.9 kgf-m) @ 7000 RPM
- Engine type
- Single, four-stroke
- Power/weight ratio
- 0.4935 HP/kg (dry)
- Bore x stroke
- 96.0 x 62.1 mm
- Compression
- 13.5:1
- Cooling system
- Liquid
- Fuel system
- Injection
- Starting
- Kick
- Ignition
- CDI
- Valves per cylinder
- 4
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Multi plate wet
Performance
- Top speed
- 170.0 km/h (105.6 mph)
Dimensions & weight
- Wheelbase
- 1481 mm
- Overall length
- 2191 mm
- Overall width
- 827 mm
- Overall height
- 1271 mm
- Seat height
- 965 mm
- Dry weight
- 107.4 kg
- Wet weight
- 110.7 kg
- Fuel capacity
- 6.40 litres
- Ground clearance
- 335 mm
- Oil capacity
- 1.80 litres
Chassis & suspension
- Frame
- Aluminium twin tube
- Front suspension
- 49mm inverted Showa 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
- 310 mm
- Rear wheel travel
- 315 mm
- Rake (fork angle)
- 27.2°
- Trail
- 114 mm
Brakes & wheels
- Front brakes
- Single disc. Hydraulic. Two-piston calipers.
- Front brakes diameter
- 260 mm
- Rear brakes
- Single disc. Hydraulic. Single-piston caliper.
- Rear brakes diameter
- 240 mm
- Front tyre
- 80/100-21
- Rear tyre
- 120/80-19
Other
- Color options
- Red
- Comments
- Model id: CRF450R
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 | 2002 | 2008 | 2015 | 2021 | 2027 |
|---|---|---|---|---|---|
| Capacity | 449 cc | 449 cc | 450 cc | 450 cc | 450 cc |
| Dry weight | 102 kg | — | 109 kg | 107 kg | 103 kg |
| Seat height | — | 955 mm | 953 mm | 965 mm | 953 mm |
| Fuel capacity | 7.5 L | 7.2 L | 6.4 L | 6.4 L | 7.1 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the Honda CRF450R?
The 2021 Honda CRF450R has a Capacity of 449.7 ccm (27.44 cubic inches).
What engine power does the Honda CRF450R have?
The 2021 Honda CRF450R has a Power of 53.0 HP (38.7 kW) @ 9000 RPM.
How many gears does the Honda CRF450R have?
The 2021 Honda CRF450R has a Gearbox of 5-speed.
What is the torque of the Honda CRF450R?
The 2021 Honda CRF450R has a Torque of 48.0 Nm (4.9 kgf-m or 35.4 ft.lbs) @ 7000 RPM.
How much does the Honda CRF450R weigh?
The 2021 Honda CRF450R has a Dry weight of 107.4 kg (236.8 pounds).
Shop this bike
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The 2021 Honda CRF450R motorcycle is a powerful and agile off-road machine that is perfect for navigating through rough terrain. Its 450cc engine provides plenty of power, while its lightweight design makes it easy to handle. The bike's advanced suspension system and responsive handling make it a top choice for riders looking to conquer challenging trails. With its sleek and modern design, the CRF450R is sure to turn heads both on and off the trail.
Overall, the 2021 Honda CRF450R motorcycle is a top-of-the-line off-road bike that delivers excellent performance and handling. Whether you're a seasoned rider or just getting into off-road riding, the CRF450R is a fantastic choice. Its powerful engine, advanced suspension, and lightweight design make it a versatile and reliable option for tackling any terrain. If you're in the market for a high-quality off-road motorcycle, the Honda CRF450R is definitely worth considering.
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