Yamaha WR250F(T) Owner's Service Manual page 91

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 = 4.2 N/mm
(0.428 kg/mm,
24.0 lb/in)
Yes
3
715 cm
(25.2 Imp oz,
24.2 US oz)
130 mm (5.12 in) 123 mm (4.84 in) 130 mm (5.12 in)
80 ~ 150 mm
(3.15 ~ 5.91 in)
Suspension oil
"S1"
48 mm (1.89 in)
5 mm (0.20 in)
USA, CDN
129 mm (5.08 in) ←
260 mm (10.24 in) ←
250 mm (9.84 in) 246 mm (9.69 in) 242.5 mm (9.55 in)
237.5 ~ 258.5 mm
(9.35 ~ 10.18 in)
K = 50.0 N/mm
(5.10 kg/mm,
285.6 lb/in)
Yes
1,000 kPa
(10 kg/cm
142 psi)
----
2 - 12
Standard
EUROPE
←
←
3
725 cm
(25.5 Imp oz,
24.5 US oz)
←
←
←
←
EUROPE
←
K = 46.0 N/mm
(4.70 kg/mm,
263.2 lb/in)
←
←
2
,
SPEC
Limit
----
AUS, NZ, ZA
←
←
K = 4.3 N/mm
(0.438 kg/mm,
24.5 lb/in)
←
3
715 cm
(25.2 Imp oz,
24.2 US oz)
←
←
←
←
AUS, NZ, ZA
←
←
←
K = 50.0 N/mm
(5.10 kg/mm,
285.6 lb/in)
←
←
1.0 mm
(0.04 in)