Honda CRF450F - 2009 Specifications and Reviews

The 2009 Honda CRF450F is a high-performance four-stroke motocross bike designed for competitive riders and experienced enthusiasts. Powered by a 449cc single-cylinder engine with fuel injection and liquid cooling, it delivers strong power and reliability on the track. Known for its precision handling and championship-winning heritage, the CRF450F remains a favorite among serious motocross competitors.

2009
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General information

CategoryCross / motocross
Year2009
ModelHonda CRF450F

Engine and Transmission Specifications

Transmission typefinal driveChain
Gearbox5-speed
Cooling systemLiquid
StarterElectric
IgnitionFull Transistor with three-gearposition electronic advance
Fuel controlSOHC
Fuel systemInjection. Programmed Fuel Injection (PGM-FI), 50mm throttle body.
Bore x stroke96.0 x 62.1 mm (3.8 x 2.4 inches)
Compression12.0:1
Stroke4
Engine typeSingle cylinder
Capacity:449.00 ccm (27.40 cubic inches)

Physical measures and capacities

Wheelbase1,491 mm (58.7 inches)
Ground clearance333 mm (13.1 inches)
Seat height955 mm (37.6 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc106.5 kg (234.8 pounds)
 
 

Honda CRF450F dimensions and frame

Rear brakes diameter240 mm (9.4 inches)
Rear brakesSingle disc
Front brakes diameter240 mm (9.4 inches)
Front brakesDouble disc
Rear tyre dimensions120/80-19
Front tyre dimensions80/18-21
Rear suspension travel320 mm (12.6 inches)
Rear suspensionPro-Link KYB single shock with spring preload, 20-position rebound damping adjustability, and compression damping adjustment separated into low-speed (18 positions) and high-speed (1 1/2 turns)
Front suspension travel310 mm (12.2 inches)
Front suspension48mm inverted KYB Air-Oil-Separate (AOS) with 16-position rebound and 18-position compression damping adjustability
Trail114 mm (4.5 inches)
Rake (fork angle)26.0°

Speed and acceleration

Color optionsRed
Fuel capacity5.67 litres (1.50 gallons)
 
 

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay

Performance Profile & Rider Fit

Best For

Track65%
City10%
Cornering80%
Daily Riding15%
Touring12%
Passenger5%

Rider Profile

Best ForBest suited to intermediate-to-advanced off-road riders who are comfortable with a tall, light, powerful motocross-style machine.
PurposeBuilt purely for competitive motocross and off-road trail riding rather than any road use.
Rider FitThe tall 955mm seat height, minimal padding, and aggressive ergonomics demand good rider fitness, leg length, and standing-riding stamina.
CharacterA light, high-strung, race-bred single-cylinder machine that rewards aggressive, active riding with sharp handling and strong suspension travel.
Not Ideal ForNot suitable for riders wanting a comfortable commuter, a passenger-friendly bike, or any highway and touring use.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2009 Honda CRF450F Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 955mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with cannot reach comfortably on the 2009 Honda CRF450F, with a cramped knee angle of around 85 degrees and an upright riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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