2009 Yamaha YZ450F Motorcycles

SPECIFICATION:
Engine
Type 449cc liquid-cooled DOHC 4-stroke; 5 titanium valves
Bore x Stroke 95.0 x 63.4mm
Compression Ratio 12.3:1
Carburetion Keihin FCR MX39
Ignition CDI
Transmission Constant-mesh 5-speed; multiplate wet clutch
Final Drive Chain Drive
Chassis
Suspension.Front Speed-Sensitive System inverted fork; fully adjustable, 11.8-in travel
Suspension.Rear Fully adjustable single shock; 12.3-in travel
Brakes.Front Hydraulic single disc brake, 245mm
Brakes.Rear Hydraulic single disc brake, 245mm
Tires.Front 80.100-21-Dunlop 742FA
Tires.Rear 120.80-19-Dunlop 756
Dimensions
Length 86.4 in
Width 32.5 in
Height 51.4 in
Seat Height 38.9 in
Wheelbase 58.8 in
Ground Clearance 14.7 in
Fuel Capacity 1.8 gal
Wet Weight 238 lb
Other
Warranty 30 Day (Limited Factory Warranty)