Yamaha WR250F(W) Owner's Service Manual page 105

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
300 mm (11.8 in) ←
460 mm (18.1 in) ←
K = 4.4 N/mm
(0.449 kg/mm,
25.1 lb/in)
Yes
3
648 cm
(22.8 Imp oz,
21.9 US oz)
132 mm (5.20 in) ←
95 ~ 150 mm
(3.74 ~ 5.91 in)
Suspension oil
"S1"
48 mm (1.89 in)
5 mm (0.20 in)
USA, CDN
130 mm (5.12 in) ←
260 mm (10.24 in) ←
249 mm (9.80 in) 248.5 mm (9.78 in) 245.0 mm (9.65 in)
238.5 ~ 258.5 mm
(9.39 ~ 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 - 12
Standard
EUROPE
←
←
←
←
←
←
←
EUROPE
←
←
←
←
2
,
SPEC
Limit
----
AUS, NZ, ZA
←
←
←
←
←
←
←
←
←
←
AUS, NZ, ZA
←
←
←
←
←
←
1.0 mm
(0.04 in)