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Key Specifications
Engine
Four stroke, single cylinder, DOHC, 5 titanium valve per cylinder.
Power
58 hp / 42.3 kW @ 9000 rpm
Torque
49 Nm / 33.1 lb-ft @ 7000 rpm
Fuel Capacity
8 Liters / 2.1 US gal
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Full 2007 Yamaha WR 450F Specifications
Year
2007 - 08
Make Model
Yamaha WR 450F
Seat Height
998 mm / 39.3 in
Wheelbase
1485 mm / 58.5 in
Ground Clearance
365 mm / 14.3 in
Height
1300 mm / 51.2 in
Length
2175 mm / 85.6 in
Width
825 mm / 32.5 in
Dry Weight (kg)
112.5
Wet Weight (kg)
122
Dry Weight
112.5 kg / 248 lbs
Fuel Capacity
8 Liters / 2.1 US gal
Wet Weight
122 kg / 268 lbs
Displacement
449 cc / 27.4 in
Engine Detail
Four stroke, single cylinder, DOHC, 5 titanium valve per cylinder.
Bore x Stroke
95 x 63.4 mm
Compression Ratio
12.5:1
Cooling System
Liquid cooled
Fuel Induction
39mm Keihin FCR flat-slide throttle position sensor
Ignition
Digital CDI
Lubrication
Wet Sump
Starter
Electric / Kick-starter
Clutch
Wet, multiple discs, cable operated
Final Drive
"O" ring Chain
Transmission / Drive
5 Speed
Frame Type
Steel, Single cradle frame
Suspension - Front
46mm Kayaba inverted telescopic fork, compression and rebound damping adjustable
Suspension - Rear
Fully adjustable Kayaba single shock, 315mm wheel travel, separate speed compression adjustment
Wheel Travel - Front
300 mm / 11.8 in
Wheel Travel - Rear
318 mm / 12.4 in
Brakes - Front
Single 250mm disc 4 piston caliper
Brakes - Rear
Single 245mm disc 2-piston caliper
Tyres - Front
80/100-21
Tyres - Rear
110/100-18
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