Motocross Bikes
2022Kawasaki KX 450SR
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The 2022 Kawasaki KX450 SR is a competitive motocross bike designed for intermediate to advanced riders seeking performance on the track. Powered by a liquid-cooled 449cc four-stroke single-cylinder engine with fuel injection, it delivers strong acceleration and reliable power delivery. Known for its aggressive geometry and responsive handling, the KX450 SR excels in both amateur and professional racing environments.
- Capacity
- 449.0 ccm
- Engine
- Single, four-stroke
- Gearbox
- 5-speed
- Dry weight
- 105.6 kg
- Seat height
- 955 mm
- Power
- 56.0 HP (41.2 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built purely for motocross racing and closed-course off-road riding, with a titanium race exhaust, traction/launch control and fully adjustable suspension aimed at podium performance.
- Built for
- A razor-sharp, high-revving single-cylinder race weapon that rewards aggressive input with explosive acceleration and pinpoint cornering agility on dirt.
- Not ideal for
- This bike is not suited for daily commuting, highway touring, passengers, or riders wanting comfort and low maintenance.
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)
- Engine type
- Single, four-stroke
- Power/weight ratio
- 0.5303 HP/kg (dry)
- Bore x stroke
- 96.0 x 62.0 mm
- Compression
- 12.5:1
- Cooling system
- Liquid
- Fuel system
- Injection
- Starting
- Electric
- Ignition
- Digital CDI with 3 Coupler Options
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Wet multi-disc, manual
Dimensions & weight
- Wheelbase
- 1485 mm
- Overall length
- 2185 mm
- Overall width
- 820 mm
- Overall height
- 1265 mm
- Seat height
- 955 mm
- Dry weight
- 105.6 kg
- Wet weight
- 110.0 kg
- Fuel capacity
- 6.20 litres
- Ground clearance
- 340 mm
Chassis & suspension
- Frame
- Aluminum perimeter
- Front suspension
- KYB 49mm inverted telescopic coil-spring fork with 16-way compression damping and 16-way rebound damping
- Rear suspension
- KYB Uni-Trak® gas charged shock with piggyback reservoir with dual-range (4 turns stepless high speed/19-way low-speed) compression damping, 38-way rebound damping and adjustable preload
- Front wheel travel
- 305 mm
- Rear wheel travel
- 307 mm
- Rake (fork angle)
- 27.6°
- Trail
- 122 mm
Brakes & wheels
- Front brakes
- Single disc. Semi-floating petal discs
- Front brakes diameter
- 270 mm
- Rear brakes
- Single disc. Single-piston caliper.
- Front tyre
- 80/100-21
- Rear tyre
- 120/80-19
Other
- Color options
- Lime Green/black/yellow/gold
- Comments
- Limited edition.
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 | 2022 | 2023 | 2024 | 2025 | 2026 |
|---|---|---|---|---|---|
| Capacity | 449 cc | 449 cc | 449 cc | 449 cc | 449 cc |
| Dry weight | 106 kg | 106 kg | 106 kg | 106 kg | 106 kg |
| Seat height | 955 mm | 955 mm | 955 mm | 955 mm | 955 mm |
| Fuel capacity | 6.2 L | 6.2 L | 6.2 L | 6.2 L | 6.2 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 Kawasaki KX 450SR?
The 2022 Kawasaki KX 450SR has a Capacity of 449.0 ccm (27.40 cubic inches).
What engine power does the Kawasaki KX 450SR have?
The 2022 Kawasaki KX 450SR has a Power of 56.0 HP (41.2 kW).
How many gears does the Kawasaki KX 450SR have?
The 2022 Kawasaki KX 450SR has a Gearbox of 5-speed.
How much does the Kawasaki KX 450SR weigh?
The 2022 Kawasaki KX 450SR has a Dry weight of 105.6 kg (232.8 pounds).
Shop this bike
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The 2022 Kawasaki KX450 SR is a top-of-the-line motocross bike that offers impressive performance and a sleek, modern design. This bike is packed with advanced features, including a powerful 449cc engine, electric start, and a lightweight aluminum frame. The KX450 SR also boasts adjustable suspension and high-performance brakes, making it easy to handle and control on the track. With its winning combination of power, agility, and style, the 2022 Kawasaki KX450 SR is a must-have for motocross enthusiasts looking for a competitive edge.
In conclusion, the 2022 Kawasaki KX450 SR is a standout motocross bike that delivers top-tier performance and style. Its advanced features, including a powerful engine, adjustable suspension, and high-performance brakes, make it a formidable competitor on the track. Whether you're a seasoned racer or a weekend warrior, the KX450 SR is sure to impress with its outstanding performance and sleek design.
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