Motocross Bikes
2009Suzuki RM-Z450
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The 2009 Suzuki RM-Z450 is a competitive motocross bike engineered for experienced off-road racers seeking high performance on the track. Its liquid-cooled 449cc single-cylinder engine delivers strong power with fuel injection precision, while the aggressive handling characteristics and race-focused suspension make it ideal for serious competition at the amateur and professional levels.
- Capacity
- 449.0 ccm
- Engine
- Single, four-stroke
- Gearbox
- 5-speed
- Dry weight
- 101.5 kg
- Seat height
- 955 mm
- Power
- 58.0 HP (42.7 kW)
What’s new for the 2009 Suzuki RM-Z450
vs the 2008| Spec | 2008 | 2009 |
|---|---|---|
| Power | 56.0 HP (41.2 kW) | 58.0 HP (42.7 kW) |
| Wet weight | 123.5 kg (272.3 pounds) | 112.0 kg (246.9 pounds) |
| Front suspension | Telescopic, cartridge-type fully adjustable rebound, compression and pre-load settings | Telescopic, coil spring, oil damped |
| Rear suspension | Link-type, spring preload fullyadjustable rebound, compression and pre-load settings | Link type, coil spring, oil damped |
Other years
2005
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2009
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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
- 58.0 HP (42.7 kW)
- Engine type
- Single, four-stroke
- Power/weight ratio
- 0.5714 HP/kg (dry)
- Compression
- 12.2:1
- Cooling system
- Liquid
- Fuel system
- Injection
- Starting
- Kick
- Ignition
- Electronic
- Lubrication system
- Semi Dry sump
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
Dimensions & weight
- Wheelbase
- 1480 mm
- Overall length
- 2185 mm
- Overall width
- 830 mm
- Overall height
- 1260 mm
- Seat height
- 955 mm
- Dry weight
- 101.5 kg
- Wet weight
- 112.0 kg
- Fuel capacity
- 6.20 litres
- Ground clearance
- 350 mm
Chassis & suspension
- Front suspension
- Telescopic, coil spring, oil damped
- Rear suspension
- Link type, coil spring, oil damped
Brakes & wheels
- Front brakes
- Single disc
- Rear brakes
- Single disc
- Front tyre
- 80/100-21
- Rear tyre
- 110/90-19
Other
- Color options
- Solid Black/Champion Yellow No. 2
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 | 2005 | 2009 | 2011 | 2016 | 2022 | 2027 |
|---|---|---|---|---|---|---|
| Capacity | 449 cc | 449 cc | 449 cc | 449 cc | 449 cc | 449 cc |
| Dry weight | 101 kg | 102 kg | 102 kg | 102 kg | 102 kg | 102 kg |
| Seat height | 995 mm | 955 mm | 955 mm | 955 mm | 960 mm | 960 mm |
| Fuel capacity | 7 L | 6.2 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 2009 Suzuki RM-Z450 has a Capacity of 449.0 ccm (27.40 cubic inches).
What engine power does the Suzuki RM-Z450 have?
The 2009 Suzuki RM-Z450 has a Power of 58.0 HP (42.7 kW).
How many gears does the Suzuki RM-Z450 have?
The 2009 Suzuki RM-Z450 has a Gearbox of 5-speed.
How much does the Suzuki RM-Z450 weigh?
The 2009 Suzuki RM-Z450 has a Dry weight of 101.5 kg (223.8 pounds).
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