These are the known mechanical and performance specifications for your 2009 Yamaha YFZ450.
Basic Specs
Year2009
MakeYamaha
ModelYamaha YFZ450
TypeATV
CostUS$ 7299. Prices depend on country, taxes, accessories, etc.
Engine
Displacement449.00 ccm (27.40 cubic inches)
Type
DetailsSingle cylinder, four-stroke
Max RPM
Compression11.4:1
Bore/Stroke95.0 x 63.4 mm (3.7 x 2.5 inches)
Valves/Cylinder5
FuelingCarburettor. Keihin 39mm FCR w/throttle position sensor
IgnitionDC - CDI
Exhaust
Lubrication
CoolingLiquid
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity9.84 litres (2.60 gallons)
Emissions
Chassis
Frame Type
Rake
Trail
Front SuspensionIndependent double wishbone, w/piggy back High-/Lo-speed compression, rebound and threaded preload adjustment, 9.1-in travel
Front Travel
Rear SuspensionCast aluminum swing arm w/rebound, High-/Lo-speed compression and threaded preload, 10.6-in travel
Rear Travel
Seat
Seat Height810 mm (31.9 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height1,090 mm (42.9 inches)
Total Length1,839 mm (72.4 inches)
Total Width1,171 mm (46.1 inches)
Ground Clearance114 mm (4.5 inches)
Wheelbase1,280 mm (50.4 inches)
Dry Weight158.8 kg (350.0 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre21/7-10
Rear Tire/Tyre20/10-9
Front BrakesDouble disc
Front Brake Diameter
Rear BrakesSingle disc
Rear Brake Diameter
Wheels
Comments
2WD