Motocross Bikes
2009Aprilia MXV 4.5
32 fields on record
The 2009 Aprilia MXV 4.5 is a 449cc V2 four-stroke motocross bike engineered for serious off-road competitors seeking high performance and reliability. Its liquid-cooled engine with selectable fuel mapping and advanced fuel injection delivers responsive power across varied terrain. Best known for combining Italian engineering with practical motocross capability, it appeals to experienced riders demanding technical superiority.
- Capacity
- 449.0 ccm
- Engine
- V-Twin, four-stroke
- Gearbox
- 4-speed
- Dry weight
- Not on record
Know it? Add it → - Seat height
- 960 mm
- Power
- 44.9 HP (33.0 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built purely for motocross racing and off-road competition, not for street use or general recreation.
- Built for
- A lightweight, high-strung V2 four-stroke motocrosser with premium suspension components and race-bred chassis geometry designed for aggressive jumps and cornering.
- Not ideal for
- This is not suitable for commuting, touring, passengers, or riders seeking comfort, as it is unlit, unregistered for road use, and has no touring amenities.
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
- 44.9 HP (33.0 kW)
- Engine type
- V-Twin, four-stroke
- Bore x stroke
- 76.0 x 49.5 mm
- Compression
- 13.0:1
- Cooling system
- Liquid
- Fuel system
- Injection
- Starting
- Kick
- Ignition
- Electronic digital (batteryless).
- Valves per cylinder
- 4
- Lubrication system
- Dry sump. Separate gearbox lubrication.
Transmission
- Gearbox
- 4-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Multi-plate in oil bath, cable operated.
Dimensions & weight
Chassis & suspension
- Frame
- Cr-Mo steel perimeter frame with aluminium alloy vertical members. Headstock rake angle 26.2°. Lightweight rear frame section.
- Front suspension
- 50 mm Marzocchi upside down fork with adjustments for compression and rebound.
- Rear suspension
- Pro-Link with Sachs monoshock, adjustable in compression and rebound.
- Rake (fork angle)
- 26.2°
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 270 mm
- Rear brakes
- Single disc
- Rear brakes diameter
- 240 mm
- Front tyre
- 80/100-21
- Rear tyre
- 110/90-19
Other
- Color options
- Red off
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 | 2009 | 2010 | 2011 | 2012 | 2013 |
|---|---|---|---|---|---|
| Capacity | 449 cc | 449 cc | 449 cc | 449 cc | 449 cc |
| Seat height | 960 mm | 960 mm | 960 mm | 960 mm | 960 mm |
| Fuel capacity | 7.4 L | 7.4 L | 7.4 L | 7.4 L | 7.4 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 Aprilia MXV 4.5?
The 2009 Aprilia MXV 4.5 has a Capacity of 449.0 ccm (27.40 cubic inches).
What engine power does the Aprilia MXV 4.5 have?
The 2009 Aprilia MXV 4.5 has a Power of 44.9 HP (33.0 kW).
How many gears does the Aprilia MXV 4.5 have?
The 2009 Aprilia MXV 4.5 has a Gearbox of 4-speed.
Shop this bike
Affiliate linksWe may earn a commission from qualifying eBay or Amazon purchases made through these links. As an Amazon Associate I earn from qualifying purchases.
Please log in or register if you'd like to leave a comment.
Own one? Add it to My Garage and write an owner review with an Owner badge.