1999 YAMAHA YZF-R7 ABS

7 - 78
CHAS
EB706204
REMOVING THE REAR SHOCK ABSORBER
ASSEMBLY
1. Stand the motorcycle on a level surface.
WARNINGWARNING
Securely support the motorcycle so that
there is no danger of it falling over.
NOTE:
Place the motorcycle on a suitable stand
so that the rear wheel is elevated.
2. Remove:
• rear shock absorber assembly lower
bolt 1
• connecting arm-to-swingarm bolt 2
NOTE:
While removing the rear shock absorber
assembly lower bolt, hold the swingarm
so that it does not drop down.
2
2
2
2

1

1

3. Remove:
• rear shock absorber assembly upper
bolt 1
• rear shock absorber assembly
NOTE:
Raise the swingarm and then remove
the rear shock absorber assembly from
between the swingarm.
1
1

EB706401
CHECKING THE REAR SHOCK ABSORBER
ASSEMBLY AND GAS CYLINDER
1. Check:
• rear shock absorber rod
Bends/damage ® Replace the rear
shock absorber assembly.
• rear shock absorber
Gas leaks/oil leaks ® Replace the rear
shock absorber assembly.
• spring
Damage/wear ® Replace the rear
shock absorber assembly.
• gas cylinder
Damage/gas leaks ® Replace.
• bushings
Damage/wear ® Replace.
• dust seals
Damage/wear ® Replace.
• bolts
Bends/damage/wear ® Replace.
REAR SHOCK ABSORBER ASSEMBLY

7 - 79
CHAS
CHECKING THE RELAY ARM AND
CONNECTING ARM
1. Check:
• relay arm 1
• connecting arm 2
Damage/wear ® Replace.
• bearings
• oil seals
Damage/pitting ® Replace.
• spacers
Damage/scratches ® Replace.
1
1
2
2

2

2

EB706701
INSTALLING THE REAR SHOCK ABSORBER
ASSEMBLY
1. Lubricate:
• bearings
• oil seals
• spacers
2. Install:
• relay arm
• connecting arms
• rear shock absorber assembly
NOTE:
When installing the rear shock absorber
assembly, lift up the swingarm.
3. Tighten:
• relay arm-to-frame nut
• relay arm-to-connecting arm nut
• connecting arm-to-swingarm nut
• rear shock absorber assembly upper nut
• rear shock absorber assembly lower nut
Recommended lubricant
Molybdenum disulfide grease
T R..40 Nm (4.0 m · kg, 29 ft · lb)
T R..40 Nm (4.0 m · kg, 29 ft · lb)
T R..40 Nm (4.0 m · kg, 29 ft · lb)
T R..40 Nm (4.0 m · kg, 29 ft · lb)
T R..40 Nm (4.0 m · kg, 29 ft · lb)
REAR SHOCK ABSORBER ASSEMBLY

7 - 80
CHAS
EB707000
SWINGARM AND DRIVE CHAIN
Order Job/Part Q’ty Remarks
Removing the swingarm and drive
chainRemove the parts in the order listed.
Drive sprocket Refer to “ENGINE” in chapter 4.
Rear wheel Refer to “REAR WHEEL, BRAKE DISC,
AND REAR WHEEL SPROCKET”.
Rear shock absorber assembly Refer to “REAR SHOCK ABSORBER
ASSEMBLY”.
1 Spacer 1
2 Adjusting bolt/locknut 2/2
3 Left drive chain puller 1
4 Right drive chain puller 1
5 Drive chain guard 1 1
6 Drive chain guard 3 1
7 Brake hose holder 3
8 Pivot shaft nut/washer 1/1
9 Right pivot shaft boss 1
SWINGARM AND DRIVE CHAIN

7 - 86
CHAS
EB707700
INSTALLING THE SWINGARM
1. Lubricate:
• bearings
• spacers
• dust covers
• pivot shaft
2. Install:
• spacers
• swingarm
• pivot shaft bosses
• pivot shaft
• washer
• pivot shaft nut
3. Install:
• drive chain pullers
NOTE:
Install the drive chain pullers onto the
swingarm so that the sides stamped
“IN” face toward the inside (i.e., the rear
wheel).
4. Install:
• rear shock absorber assembly
• rear wheel
Refer to “REAR SHOCK ABSORBER
ASSEMBLY” and “REAR WHEEL”.
5. Adjust:
• drive chain slack
Refer to “ADJUSTING THE DRIVE
CHAIN SLACK” in chapter 3.
Recommended lubricant
Molybdenum disulfide grease
Drive chain slack
40 ~ 50 mm (1.57 ~ 1.97 in)
T R..125 Nm (12.5 m · kg, 90 ft · lb)
SWINGARM AND DRIVE CHAIN