Yamaha YZF-R125 Service Manual: Installing the swingarm

Yamaha YZF-R125 Service Manual / Chassis / Swingarm / Installing the swingarm

1. Lubricate:

  • Bearings
  • Spacers
  • Dust covers
  • Pivot shaft

2. Install:

  • Bearings "1"

Installing the swingarm


2. Swingarm

A. Left side

B. Right side

3. Install:

  • Swingarm adjusting collar "1"
  • Swingarm "2"
  • Pivot shaft
  • Pivot shaft nut "3"

a. Install, and then fully turn in the swingarm adjusting collar so that it contacts the frame.

Installing the swingarm


b. Install the swingarm, pivot shaft, washer and pivot shaft nut.

NOTE:

Temporarily tighten the pivot shaft nut.

c. Turn the swingarm adjusting collar out to tighten it and so that it contacts the dust cover on the swingarm.

d. Tighten the pivot shaft nut.


Installing the swingarm


e. Check the swingarm side play.

Refer to "REMOVING THE SWINGARM" on page 4-61.

4. Install:

  • Rear shock absorber assembly
  • Relay arm
  • Rear wheel Refer to "REAR SHOCK ABSORBER ASSEMBLY" on page 4-56 and "REAR WHEEL" on page 4-12.

5. Adjust:

  • Drive chain slack Refer to "ADJUSTING THE DRIVE CHAIN SLACK" on page 3-21.

    Checking the swingarm
    1. Check: Swingarm Bends/cracks/damage   Replace. 2. Check: Pivot shaft Roll the pivot shaft on a flat surface. Bends Replace. WARNINGDo not attempt to straighten ...

    Chain drive
    Removing the drive chain 1. Stand the vehicle on a level surface. WARNINGSecurely support the vehicle so that there is no danger of it falling over. NOTE: Place the vehicle on ...

    Other materials:

    Checking the rear brake disc
    1. Remove: Rear wheel Refer to "REAR WHEEL" on page 4-12. 2. Check: Brake disc Damage/galling → Replace. 3. Measure: Brake disc deflection Out of specification → Correct the brake disc deflection or replace the brake disc. Refer to "CHECKING THE FRONT BRAKE DIS ...

    Engine tightening torques
    Cylinder head tightening sequence: Generator cover tightening sequence: Clutch cover tightening sequence: Crankcase tightening sequence: A. Left crankcase B. Right crankcase ...

    Special tools
    The following special tools are necessary for complete and accurate tune-up and assembly. Use only the appropriate special tools as this will help prevent damage caused by the use of inappropriate tools or improvised techniques. Special tools, part numbers or both may differ depending on the ...

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