2002 YAMAHA YZ85 relay

5 - 57
CHAS
3. Install:
lBushing 1
To connecting rod 2.
NOTE:
Apply the molybdenum disulfide grease on the
bushings, bearings and oil seal lips.
5PA51790
4. Install:
lConnecting rod 1
lWasher 2
lBolt (connecting rod) 3
lNut (connecting rod) 4
To swingarm 5.
NOTE:
Apply the molybdenum disulfide grease on the
bolt.
5PA51800
T R..53 Nm (5.3 m · kg, 38 ft · lb)
5. Install:
lRelay arm 1
lBolt (relay arm) 2
lNut (relay arm) 3
NOTE:
Apply the molybdenum disulfide grease on the
bolt.
6. Install:
lSwingarm 1
lPivot shaft 2
lWasher 3
lNut (pivot shaft) 4
NOTE:
lApply the molybdenum disulfide grease on
the pivot shaft.
lInsert the pivot shaft from right side.
5PA51810
T R..54 Nm (5.4 m · kg, 39 ft · lb)
5PA51820
T R..63 Nm (6.3 m · kg, 45 ft · lb)
SWINGARM

5 - 58
CHAS
7. Check:
lSwingarm side play a
Free play exists ® Replace collars.
lSwingarm up and down movement b
Unsmooth movement/binding/rough spots
® Grease or replace bearings, bushings
and collars.
5PA51830
8. Install:
lWasher 1
lBolt (rear shock absorber-relay arm) 2
NOTE:
lApply the molybdenum disulfide grease on
the bolt.
lInsert the bolt from left side.
5PA51840
T R..36 Nm (3.6 m · kg, 25 ft · lb)
9. Install:
lBolt (connecting rod) 1
lNut (connecting rod) 2
NOTE:
Apply the molybdenum disulfide grease on the
bolt.
5PA51850
T R..53 Nm (5.3 m · kg, 38 ft · lb)
10. Install:
lDrive chain case 1
lBolt (drive chain case) 2
lNut (drive chain case) 3
5PA51860
T R..11 Nm (1.1 m · kg, 8 ft · lb)
SWINGARM

5 - 59
CHASREAR SHOCK ABSORBER
EC580000
REAR SHOCK ABSORBER
5PA51870
Extent of removal:
1 Rear shock absorber removal
2 Rear shock absorber disassembly
Extent of removal Order Part name Q’ty Remarks
Preparation for removalREAR SHOCK ABSORBER
REMOVAL
Hold the machine by placing the
suitable stand under the engine.
WARNING
Support the machine securely so there is no
danger of it falling over.
Seat Refer to “SEAT, FUEL TANK AND SIDE
COVERS” section in the CHAPTER 4.
Silencer Refer to “EXHAUST PIPE AND
SILENCER” section in the CHAPTER 4.
1 Clamp (air cleaner joint) 1 Only loosening.
2Rear frame 1
3 Bolt (rear shock absorber-relay
arm)1 Hold the swingarm.
4 Bolt (rear shock absorber-frame) 1
5 Rear shock absorber 1
6 Locknut 1 Only loosening.
7 Adjuster 1 Only loosening.
8 Spring guide 1
9 Spring (rear shock absorber) 1
1
2

5 - 62
CHAS
3. Adjust:
lSpring length (installed) a
* For EUROPE
NOTE:
The length of the spring (installed) changes
1.5 mm (0.06 in) per turn of the adjuster.
CAUTION:
Never attempt to turn the adjuster beyond
the maximum or minimum setting.
4. Tighten:
lLocknut 1
Spring length (installed) a:
YZ85: 215 mm (8.46 in)
*212 mm (8.35 in)
YZ85LW: 207 mm (8.15 in)
*212 mm (8.35 in)
Extent of adjustment
202.5 ~ 218.5 mm
(7.97 ~ 8.60 in)
5PA51920
5PA51930
Rear shock absorber
1. Install:
lRear shock absorber
2. Install:
lBolt (rear shock absorber-frame) 1
lWasher 2
lNut (rear shock absorber-frame) 3
NOTE:
Apply the molybdenum disulfide grease on the
bolt.
3. Install:
lWasher 1
lBolt (rear shock absorber-relay arm) 2
NOTE:
lApply the molybdenum disulfide grease on
the bolt.
lInsert the bolt from left side.
5PA51940
T R..36 Nm (3.6 m · kg, 25 ft · lb)
5PA51950
T R..36 Nm (3.6 m · kg, 25 ft · lb)
REAR SHOCK ABSORBER