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Yamaha WR450F 2-TRAC User Manual

Yamaha WR450F 2-TRAC
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GENERAL SPECIFICATIONS
6
SPEC
SPECIFICATIONS
GENERAL SPECIFICATIONS
Item Standard
Model name: WR450F ’04 – 2-TRAC (EUROPE)
Model code number: 5TJ6 (EUROPE)
Dimensions:
Overall length 2,171 mm (85.5 in)
Overall width 827 mm (32.6 in)
Overall height 1,303 mm (51.3 in)
Seat height 998 mm (39.3 in)
Wheelbase 1,485 mm (58.5 in)
Minimum ground clearance 371 mm (14.6 in)
Dry weight:
Without oil and fuel 128.0 kg (282 lb)
Tire:
Type With tube
Size (front) 90/90-21 54R (EUROPE, AUS, NZ)
Size (rear) 130/90-18 69R (EUROPE, AUS, NZ)
Tire pressure (front) 100~120 kpa (1.0~1.2 kgf/cm
2
, 15~17 psi)
(depending on the track condition)
Tire pressure (rear) 100 kPa (1.0 kgf/cm
2
, 15 psi)
Suspension:
Front suspension Telescopic fork
Rear suspension Swingarm (link type monocross suspension)
Shock absorber:
Front shock absorber Coil spring/oil damper
Rear shock absorber Coil spring/gas, oil damper
Wheel travel:
Front wheel travel 300 mm (11.8 in)
Rear wheel travel 315 mm (12.4 in)
Hydrostatic transmission:
Pump/Motor:
Displacement of pump/motor 5 cm
3
per revolution
Max speed 8,000 rpm
Max torque 25 Nm
Max pressure 320 bar
Typical pressure 50-200 bar
Transmission:
Transmitted power, maximum 21 kW
Weight 6.7 kg
Efficiency 92 %
Oil volume 0.6 L
Ratio hydraulic motor/front wheel 5.36 : 1
Torque distribution 0-15 % on front wheel – depending
on ground condition and throttle position
Max pulling force on front wheel 382 N
Oil capacity:
Pump transmission housing 0.07-0.08 L
Hydraulic motor reduction gear housing 0.075 L
Oil type:
Pump transmission housing Castrol SLX030
Hydraulic motor reduction gear housing Castrol SLX030

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Yamaha WR450F 2-TRAC Specifications

General IconGeneral
Displacement449cc
Compression Ratio12.5:1
Transmission5-speed
Final DriveChain
Front Tire80/100-21
Engine TypeLiquid-cooled, 4-stroke, DOHC, 5-valve
Bore x Stroke95.0mm x 63.4mm
Front BrakeSingle disc
Rear BrakeSingle disc

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