Yamaha YZ250F(R) Owner's Service Manual page 85

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
USA, CDN
AUS, NZ, ZA
300 mm (11.8 in) ←
460 mm (18.1 in) ←
K = 4.22 N/mm
(0.43 kg/mm,
24.1 lb/in)
Yes
3
563 cm
(19.8 Imp oz,
19.0 US oz)
140 mm (5.51 in) 130 mm (5.12 in) ----
80 ~ 150 mm
(3.15 ~ 5.91 in)
Suspension oil
"01"
46 mm (1.81 in)
5 mm (0.20 in)
USA, CDN,
AUS, NZ, ZA
132 mm (5.20 in) ←
260 mm
(10.24 in)
248 mm
(9.76 in)
240.5~ 258.5 mm
(9.47 ~ 10.18 in)
K = 46.0 N/mm
(4.70 kg/mm,
263.2 lb/in)
Yes
1,000 kPa
(10 kg/cm
142 psi)
----
2 - 12
Standard
EUROPE
K = Approx.
4.22 N/mm
(0.43 kg/mm,
24.1 lb/in)
←
3
573 cm
(20.2 Imp oz,
19.4 US oz)
←
←
←
←
EUROPE
275 mm
(10.83 in)
260 mm
(10.24 in)
255.5~ 273.5 mm
(10.06 ~ 10.77 in)
K = Approx.
48.0 N/mm
(4.90 kg/mm,
274.4 lb/in)
←
←
2
,
SPEC
Limit
----
----
455 mm (17.9 in)
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1.0 mm (0.04 in)