Yamaha YZ250N 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 level
<Min.~Max.>
(From top of outer tube with inner tube
and damper rod fully compressed
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
Side clearance
MAINTENANCE SPECIFICATIONS
Taper roller bearing
USA, CDN, ZA,
AUS, NZ
300 mm (11.8 in)
460 mm (18.1 in)
K=4.30 N/mm
(0.430 kg/mm,
24.1 lb/in)
Yes
573 cm
(20.2 Imp oz,
19.4 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, ZA,
AUS,NZ
132 mm (5.20 in)
260 mm (10.24 in)
244 mm (9.61 in)
242~260 mm
(9.53~10.24 in)
K=48 N/mm
(4.8 kg/mm,
269 lb/in)
Yes
1,000 kPa
(10 kg/cm
...
...
2-7
Standard
EUROPE
←
←
K=Approx. 4.30 N/mm
(0.430 kg/mm)
24.1 lb/in
←
←
3
←
←
←
←
←
EUROPE
←
275 mm (10.83 in)
267 mm (10.51 in)
257~275 mm
(10.12~10.83 in)
K=Approx. 50 N/mm
(5.0 kg/mm,
280 lb/in)
←
←
, 142 psi)
2
SPEC
Limit
...
...
455 mm (17.9 in)
...
...
...
...
...
...
...
...
...
...
...
...
...
...
...
1.0 mm (0.04 in)
0.2~0.9 mm
(0.008~0.035 in)