Yamaha YZF-R125 Service Manual: Installing the steering head

Yamaha YZF-R125 Service Manual / Chassis / Steering head / Installing the steering head

1. Lubricate:

  • Upper bearing
  • Lower bearing
  • Bearing races

2. Install:

  • Lower ring nut
  • Rubber washer
  • Upper ring nut
  • Lock washer Refer to "CHECKING AND ADJUSTING THE STEERING HEAD" on page 3-22.

3. Install:

  • Upper bracket
  • Steering stem nut

NOTE:

Temporarily tighten the steering stem nut.

4. Install:

  • Front fork legs Refer to "FRONT FORK" on page 4-44.

NOTE:

Temporarily tighten the upper and lower bracket pinch bolts.

5. Tighten:

  • Steering stem nut

    Checking the steering head
    1. Wash: Bearings Bearing races 2. Check: Bearings Bearing races Damage/pitting →Replace. 3. Replace: Bearings Bearing races a. Remove the bearing races from the ste ...

    Rear shock absorber assembly
    ...

    Other materials:

    Removing the piston
    1. Remove: Piston pin clips "1" Piston pin "2" Piston "3" CAUTION:Do not use a hammer to drive the piston pin out. NOTE: Before removing the piston pin clip, cover the crankcase opening with a clean rag to prevent the piston pin clip from falling in ...

    Removing the lower bracket
    1. Stand the vehicle on a level surface. WARNINGSecurely support the vehicle so that there is no danger of it falling over. 2. Remove: Upper ring nut Rubber washer Lower ring nut "1" Lower bracket NOTE: Remove the lower ring nut with the steering nut wrench "2". ...

    Checking the rear brake hose
    1. Check: Brake hoses "1" Cracks/damage/wear  Replace. 2. Check: Brake hose holder "2" Loose connection Tighten the holder bolt. Loose or open holder Fasten properly. 3. Hold the vehicle upright and apply the rear brake several times. 4. Check: Brake ho ...

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