Motocross Bikes
2022Suzuki RM-Z450
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The 2022 Suzuki RM-Z450 is a competitive 450cc motocross bike engineered for serious off-road racers and advanced riders. Powered by a liquid-cooled, fuel-injected single-cylinder four-stroke engine with DOHC and 12.5:1 compression, it delivers aggressive performance on the track. Known for its reliable power delivery and responsive handling, the RM-Z450 remains a top choice in the 450 class racing circuit.
- Capacity
- 449.0 ccm
- Engine
- Single, four-stroke
- Gearbox
- 5-speed
- Dry weight
- 101.5 kg
- Seat height
- 960 mm
- Power
- 56.0 HP (41.2 kW)
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- Best for
- Built purely for motocross track and off-road competition, not for street or commuting use.
- Built for
- A raw, high-revving, single-cylinder motocross machine that rewards aggressive riding with sharp handling and explosive acceleration out of corners.
- Not ideal for
- Not suitable for beginners, passengers, daily road commuting, or anyone seeking comfort or long-distance 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
- 449.0 ccm
- Power
- 56.0 HP (41.2 kW)
- Engine type
- Single, four-stroke
- Power/weight ratio
- 0.5517 HP/kg (dry)
- Bore x stroke
- 96.0 x 62.1 mm
- Compression
- 12.5:1
- Cooling system
- Liquid
- Fuel system
- Injection
- Starting
- Kick
- Ignition
- CDI
- Valves per cylinder
- 4
- Lubrication system
- Semi-dry sump
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Wet, multi-plate
- Chain size
- 520
Dimensions & weight
- Wheelbase
- 1480 mm
- Overall length
- 2175 mm
- Overall width
- 835 mm
- Overall height
- 1260 mm
- Seat height
- 960 mm
- Dry weight
- 101.5 kg
- Wet weight
- 112.0 kg
- Fuel capacity
- 6.30 litres
- Ground clearance
- 330 mm
Chassis & suspension
- Frame
- Aluminum alloy, twin-spar
- Front suspension
- Inverted telescopic, coil spring, oil damped, adjustable damping force
- Rear suspension
- BFRC-link type, coil spring, oil damped, adjustable spring preload and damping force
- Front wheel travel
- 310 mm
- Rear wheel travel
- 310 mm
- Rake (fork angle)
- 29.8°
- Trail
- 130 mm
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 270 mm
- Rear brakes
- Single disc
- Front tyre
- 80/100-21
- Rear tyre
- 110/90-19
Other
- Color options
- Championship Yellow/Blue
- Comments
- Traction management system
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 | 2022 | 2027 |
|---|---|---|---|---|---|
| Capacity | 449 cc | 449 cc | 449 cc | 449 cc | 449 cc |
| Dry weight | 101 kg | 102 kg | 102 kg | 102 kg | 102 kg |
| Seat height | 995 mm | 955 mm | 955 mm | 960 mm | 960 mm |
| Fuel capacity | 7 L | 6.2 L | 6.2 L | 6.3 L | 6.3 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 Suzuki RM-Z450?
The 2022 Suzuki RM-Z450 has a Capacity of 449.0 ccm (27.40 cubic inches).
What engine power does the Suzuki RM-Z450 have?
The 2022 Suzuki RM-Z450 has a Power of 56.0 HP (41.2 kW).
How many gears does the Suzuki RM-Z450 have?
The 2022 Suzuki RM-Z450 has a Gearbox of 5-speed.
How much does the Suzuki RM-Z450 weigh?
The 2022 Suzuki RM-Z450 has a Dry weight of 101.5 kg (223.8 pounds).
Shop this bike
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The 2022 Suzuki RM-Z450 is a powerful and reliable motocross bike that offers top-notch performance for riders of all skill levels. With its lightweight design and responsive handling, this bike is a joy to ride on any terrain. The 449cc engine provides plenty of power, and the fuel injection system ensures consistent performance in all conditions. The RM-Z450 also features a comfortable and ergonomic design, making it easy to handle during long rides or intense races. Overall, this bike is a fantastic option for anyone looking for a high-performance motocross machine.
If you're in the market for a new motocross bike, the 2022 Suzuki RM-Z450 is definitely worth considering. With its impressive power, responsive handling, and comfortable design, this bike offers everything you need to dominate on the track or trails. Whether you're a seasoned pro or a beginner, the RM-Z450 has the performance and reliability to satisfy any rider. Plus, with Suzuki's reputation for quality and durability, you can trust that this bike will provide years of excitement and fun.
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