Motocross Bikes
2023Yamaha YZ450F
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The 2023 Yamaha YZ450F is a high-performance motocross machine engineered for competitive and ambitious amateur riders seeking championship-level performance. Featuring a potent 449cc liquid-cooled four-stroke engine with titanium valves and fuel injection, it delivers aggressive power delivery and reliability across demanding racing conditions. Known for its responsive handling, superior suspension tuning, and race-winning capability in the 450cc motocross class.
- Capacity
- 449.0 ccm
- Engine
- Single, four-stroke
- Gearbox
- 5-speed
- Dry weight
- 99.3 kg
- Seat height
- 965 mm
- Power
- 56.0 HP (41.2 kW)
What’s new for the 2023 Yamaha YZ450F
vs the 2022| Spec | 2022 | 2023 |
|---|---|---|
| Torque | 43.9 Nm (4.5 kgf-m or 32.4 ft.lbs) @ 7600 RPM | 44.3 Nm (4.5 kgf-m or 32.7 ft.lbs) @ 7200 RPM |
| Wet weight | 111.1 kg (244.9 pounds) | 108.9 kg (240.1 pounds) |
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- Best for
- Built purely for motocross racing and hard off-road riding, excelling on tracks and rough terrain rather than street use.
- Built for
- 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.
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
- 449.0 ccm
- Power
- 56.0 HP (41.2 kW)
- Torque
- 44.3 Nm (4.5 kgf-m) @ 7200 RPM
- Engine type
- Single, four-stroke
- Power/weight ratio
- 0.5639 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
- Wet sump
- Spark plugs
- NGK CPR8EA-9
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Multiplate wet clutch
- Chain size
- 520
Dimensions & weight
- Wheelbase
- 1481 mm
- Overall length
- 2179 mm
- Overall width
- 831 mm
- Overall height
- 1275 mm
- Seat height
- 965 mm
- Dry weight
- 99.3 kg
- Wet weight
- 108.9 kg
- Fuel capacity
- 6.10 litres
- Ground clearance
- 351 mm
- Oil capacity
- 1.00 litres
Chassis & suspension
- Frame
- Bilateral beam frame, aluminum
- 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
- 315 mm
- Rake (fork angle)
- 26.9°
- Trail
- 119 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
- 120/80-19
- Brake fluid
- DOT 4
Other
- Color options
- Team Yamaha Blue
- Comments
- Traction control. Launch control. Power Tuner via smartphone. Torque is a rear-wheel dyno figure.
Specs last verified against published sources: .
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 | 2023 | 2027 |
|---|---|---|---|---|---|---|
| Capacity | 449 cc | 449 cc | 449 cc | 449 cc | 449 cc | 450 cc |
| Dry weight | 97 kg | 99 kg | 99 kg | 99 kg | 99 kg | 99 kg |
| Seat height | 995 mm | 998 mm | 975 mm | 965 mm | 965 mm | 965 mm |
| Fuel capacity | 6.8 L | 6.1 L | 7.6 L | 6.1 L | 6.1 L | 6.1 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 Yamaha YZ450F?
The 2023 Yamaha YZ450F has a Capacity of 449.0 ccm (27.40 cubic inches).
What engine power does the Yamaha YZ450F have?
The 2023 Yamaha YZ450F has a Power of 56.0 HP (41.2 kW).
How many gears does the Yamaha YZ450F have?
The 2023 Yamaha YZ450F has a Gearbox of 5-speed.
What is the torque of the Yamaha YZ450F?
The 2023 Yamaha YZ450F has a Torque of 44.3 Nm (4.5 kgf-m or 32.7 ft.lbs) @ 7200 RPM.
How much does the Yamaha YZ450F weigh?
The 2023 Yamaha YZ450F has a Dry weight of 99.3 kg (218.9 pounds).
Shop this bike
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The 2023 Yamaha YZ450F is an impressive off-road motorcycle that delivers exceptional performance and handling. With its powerful 450cc engine, lightweight chassis, and advanced suspension system, this bike is built to dominate the trail. The YZ450F also features cutting-edge technology, including electric start and a wireless smartphone tuning app, making it easy to customize the bike's performance to suit your riding style. Whether you're a seasoned racer or a weekend warrior, the 2023 Yamaha YZ450F is sure to impress with its reliability and agility on the trails.
Overall, the 2023 Yamaha YZ450F is a top choice for off-road enthusiasts who demand the best in power, performance, and handling. With its advanced features, rugged durability, and competitive pricing, this motorcycle is a standout in its class. Whether you're tackling tight trails or wide-open spaces, the YZ450F offers a thrilling ride that will leave you craving more time in the saddle. If you're looking for a bike that can handle anything you throw at it, the 2023 Yamaha YZ450F is a solid choice that won't disappoint.
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