Yamaha YZ250 Owner's Service Manual page 74

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 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
Side clearance
MAINTENANCE SPECIFICATIONS
Taper roller bearing
300 mm (11.8 in)
465 mm (18.3 in)
K=4.3 N/mm
(0.438 kg/mm,
24.5 lb/in)
Yes
430 cm
(15.1 Imp oz,
14.5 US oz)
Suspension oil
"S1"
48 mm (1.89 in)
Zero mm (Zero in)
USA, CDN, ZA,
AUS,NZ
132 mm (5.20 in)
260 mm (10.24 in)
251 mm (9.88 in)
240.5~258.5 mm
(9.47~10.18 in)
K=48 N/mm
(4.9 kg/mm,
274.4 lb/in)
Yes
1,000 kPa
(10 kg/cm
...
...
2-7
Standard
3
EUROPE
←
←
253 mm (9.96 in)
←
←
←
←
2 , 142 psi)
SPEC
Limit
...
...
460 mm (18.1 in)
...
...
...
...
...
...
...
...
...
...
...
...
...
1.0 mm (0.04 in)
0.2~0.9 mm
(0.008~0.035 in)