Yamaha YZF-R125 Service Manual: Installing the relay arm

1. Lubricate:

  • Spacers
  • Bearings
  • Oil seals
  • Bolts (unthreaded shaft portion only)

2. Install:

  • Bearing "1" (to the relay arm)
  • Oil seal "2" (to the relay arm)

Installing the relay arm


3. Rear shock absorber assembly

4. Relay arm

5. Connecting arm

A. Left side

B. Right side

    Checking the connecting arms and relay arm
    1. Check: Connecting arms Relay arm Damage/wear Replace. 2. Check: Bearings Oil seals Damage/pitting Replace. 3. Check: Spacers Damage/scratches Replace. ...

    Installing the rear shock absorber assembly
    1. Install: Rear shock absorber assembly Relay arm "1" NOTE: Install the relay arm as shown in the illustration. 2. Tighten: Rear shock absorber assembly upper nut Relay arm nu ...

    Other materials:

    Adjusting the clutch cable free play
    1. Check: Clutch cable free play "a" Out of specification Adjust. 2. Adjust: Clutch cable free play a. Pull back the rubber cover "1" b. Loosen the locknut "2". c. Turn the adjusting bolt "3" in direction "a" or "b" until the specified clutch cable free play is obtained. ...

    Checking the transmission
    1. Measure: Main axle runout (with a centering device and dial gauge "1") Out of specification Replace the main axle. 2. Measure: Drive axle runout (with a centering device and dial gauge "1") Out of specification Replace the drive axle. 3. Check: Transmiss ...

    Removing the front brake caliper
    NOTE: Before disassembling the brake caliper, drain the brake fluid from the entire brake system. 1. Remove: Brake hose union bolt "1" Copper washers "2" Brake hose "3" NOTE: Put the end of the brake hose into a container and pump out the brake fluid carefully. ...

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