Motocross Bikes
2023Yamaha YZ450F Monster Energy
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The 2023 Yamaha YZ450F Monster Energy is a high-performance four-stroke motocross bike designed for competitive riders and serious enthusiasts. Powered by a liquid-cooled 449cc single-cylinder engine with titanium valves and fuel injection, it delivers aggressive power and precise handling on demanding terrain. Built for racing and intense off-road conditions, this machine excels in competitive motocross environments where reliability and performance are paramount.
- Capacity
- 449.0 ccm
- Engine
- Single, four-stroke
- Gearbox
- 5-speed
- Wet weight
- 108.9 kg
- Seat height
- 965 mm
- Power
- 56.0 HP (41.2 kW)
What’s new for the 2023 Yamaha YZ450F Monster Energy
vs the 2022| Spec | 2022 | 2023 |
|---|---|---|
| Torque | 44.3 Nm (4.5 kgf-m or 32.7 ft.lbs) | 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) |
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 commuting.
- Built for
- A razor-sharp, high-revving 450cc single with titanium valves and fully adjustable KYB suspension, designed to be thrown around berms and jumps with total precision.
- Not ideal for
- Not for beginners, commuters, passengers, or anyone wanting comfort, storage, or highway 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
- 449.0 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
- 0.5142 HP/kg (wet)
- Bore x stroke
- 97.0 x 60.9 mm
- Compression
- 13.0:1
- Cooling system
- Liquid
- Fuel system
- Injection
- Starting
- Electric
- Ignition
- TCI
- Valves per cylinder
- 4
- Lubrication system
- Wet sump
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Multiplate wet clutch
Dimensions & weight
- Wheelbase
- 1486 mm
- Overall length
- 2179 mm
- Overall width
- 831 mm
- Overall height
- 1275 mm
- Seat height
- 965 mm
- Wet weight
- 108.9 kg
- Fuel capacity
- 6.10 litres
- Ground clearance
- 351 mm
- Oil capacity
- 1.00 litres
- Dry weight
- Not on record - add it
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.
- Front tyre
- 80/100-21
- Rear tyre
- 120/80-19
Other
- Color options
- Team Yamaha Blue/green
- 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 | 2021 | 2023 | 2024 | 2026 | 2027 |
|---|---|---|---|---|---|
| Capacity | 449 cc | 449 cc | 449 cc | 450 cc | 450 cc |
| Dry weight | — | — | — | — | 99 kg |
| Seat height | 965 mm | 965 mm | 965 mm | 965 mm | 965 mm |
| Fuel capacity | 6.1 L | 6.1 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 Monster Energy?
The 2023 Yamaha YZ450F Monster Energy has a Capacity of 449.0 ccm (27.40 cubic inches).
What engine power does the Yamaha YZ450F Monster Energy have?
The 2023 Yamaha YZ450F Monster Energy has a Power of 56.0 HP (41.2 kW).
How many gears does the Yamaha YZ450F Monster Energy have?
The 2023 Yamaha YZ450F Monster Energy has a Gearbox of 5-speed.
What is the torque of the Yamaha YZ450F Monster Energy?
The 2023 Yamaha YZ450F Monster Energy has a Torque of 44.3 Nm (4.5 kgf-m or 32.7 ft.lbs) @ 7200 RPM.
How much does the Yamaha YZ450F Monster Energy weigh?
The 2023 Yamaha YZ450F Monster Energy has a Wet weight of 108.9 kg (240.1 pounds).
Shop this bike
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The 2023 Yamaha YZ450F Monster Energy is a high-performance motocross bike that is sure to impress riders of all skill levels. With its powerful 450cc engine and advanced suspension technology, this bike delivers top-notch performance on the track. The Monster Energy graphics and bold color scheme give the bike a sleek and aggressive look that is sure to turn heads. Whether you're a professional racer or a weekend warrior, the 2023 Yamaha YZ450F Monster Energy is a top choice for anyone looking for a competitive and stylish motocross bike.
If you're in the market for a new motocross bike, the 2023 Yamaha YZ450F Monster Energy is definitely worth considering. With its powerful engine and advanced suspension technology, this bike delivers top-notch performance on the track. The Monster Energy graphics and bold color scheme give the bike a sleek and aggressive look that is sure to turn heads. Whether you're a professional racer or a weekend warrior, the 2023 Yamaha YZ450F Monster Energy is a top choice for anyone looking for a competitive and stylish motocross bike.
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