Yamaha YZ450F Manuel D'atelier Du Proprietaire page 92

EC212201
CHASSIS
Item
Steering system:
Steering bearing type
Front suspension:
Front fork travel
Fork spring free length
Spring rate, STD
Optional spring/spacer
Oil capacity
Oil level
<Min.~Max.>
(From top of outer tube with inner
tube and damper rod fully com-
pressed without spring.)
Oil grade
Inner tube outer diameter
Front fork top end
Rear suspension:
Shock absorber travel
Spring free length
Fitting length
<Min.~Max.>
Spring rate, STD
Optional spring
Enclosed gas pressure
Swingarm:
Swingarm free play limit
End
MAINTENANCE SPECIFICATIONS
Taper roller bearing
300 mm (11.8 in)
460 mm (18.1 in)
K = 4.51 N/mm
(0.46 kg/mm, 25.8 lb/in)
Yes
3
568 cm
(20.0 Imp oz, 19.2 US oz)
135 mm (5.31 in)
80 ~ 150 mm (3.15 ~ 5.91 in)
Suspension oil "01"
46 mm (1.81 in)
Zero mm (Zero in)
USA, CDN,
AUS, NZ, ZA
132 mm
(5.20 in)
260 mm
(10.24 in)
249 mm
(9.80 in)
240.5 ~ 258.5 mm
(9.47 ~ 10.18 in)
K = 52.0 N/mm
(5.30 kg/mm,
296.8 lb/in)
Yes
1,000 kPa
(10 kg/cm
142 psi)
----
2 - 13
Standard
EUROPE
←
275 mm
(10.83 in)
264 mm
(10.39 in)
255.5 ~ 273.5mm
(10.06 ~ 10.77 in)
K = Approx.
52.0 N/mm
(5.30 kg/mm,
296.8 lb/in)
←
←
2
,
SPEC
Limit
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455 mm (17.9 in)
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1.0 mm (0.04 in)