2007 YAMAHA WR 250F rear spring

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Page 814 of 912

YAMAHA WR 250F 2007  Owners Manual 6 - 151
CHASREAR SHOCK ABSORBER
EC583000REMOVAL POINTSEC583320Bearing
1. Remove:
•Stopper ring 
(upper bearing) 
1 
NOTE:Press in the bearing while pressing
its outer race and remove the stop-
per r

Page 816 of 912

YAMAHA WR 250F 2007  Owners Manual 6 - 153
CHASREAR SHOCK ABSORBER
EC585000ASSEMBLY AND INSTALLATIONEC585300Bearing
1. Install:
•Upper bearing 
1 
NOTE:Install the bearing parallel until the
stopper ring groove appears by
pressing it

Page 818 of 912

YAMAHA WR 250F 2007  Owners Manual 6 - 155
CHASREAR SHOCK ABSORBER
3. Adjust:
•Spring length (installed)
Refer to “REAR SHOCK
ABSORBER SPRING PRE-
LOAD ADJUSTMENT” sec-
tion in the CHAPTER 3.
4. Tighten:
•Locknut 
1 
Rear shock

Page 854 of 912

YAMAHA WR 250F 2007  Owners Manual 7 - 33
–+ELECELECTRIC STARTING SYSTEM
STARTER MOTOR
78
7 84
5
3
2
1
New
B
New
New
1
3 6
Extent of removal:
1 Starter motor disassembly
Extent of removal Order Part name Q’ty Remarks
STARTER MOTOR

Page 860 of 912

YAMAHA WR 250F 2007  Owners Manual 7 - 39
–+ELECELECTRIC STARTING SYSTEM
5. Measure: 
•Brush length 
a 
Out of specification 
→ 
Replace the brushes as a set.
Min. brush length:
3.5 mm (0.14 in)
6. Measure:
•Brush spring force
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