These are the known mechanical and performance specifications for your 2004 Yamaha WR 450 F 2TRAC.
Basic Specs
Engine
Displacement449.00 ccm (27.40 cubic inches)
Type
DetailsSingle cylinder, four-stroke
Max RPM
Compression12.5:1
Bore/Stroke95.0 x 63.4 mm (3.7 x 2.5 inches)
Valves/Cylinder5
FuelingCarburettor
Ignition
Exhaust
Lubrication
CoolingLiquid
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity10.00 litres (2.64 gallons)
Emissions
Chassis
Frame Type
Rake
Trail
Front Suspensionöhlins Upside-down telescopic fork
Front Travel300 mm (11.8 inches)
Rear Suspensionöhlins shock absorber, Link-type suspension
Rear Travel315 mm (12.4 inches)
Seat
Seat Height998 mm (39.3 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height1,303 mm (51.3 inches)
Total Length2,171 mm (85.5 inches)
Total Width827 mm (32.6 inches)
Ground Clearance371 mm (14.6 inches)
Wheelbase1,485 mm (58.5 inches)
Dry Weight119.5 kg (263.5 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre90/90-21
Rear Tire/Tyre130/90-18
Front BrakesSingle disc
Front Brake Diameter250 mm (9.8 inches)
Rear BrakesSingle disc
Rear Brake Diameter245 mm (9.6 inches)
Wheels
Comments
Front wheel transmission: hydraulic. Rear wheel: chain.