Yamaha YZF-R125 Service Manual: Removing the rear wheel (disc)

Yamaha YZF-R125 Service Manual / Chassis / Rear wheel / Removing the rear wheel (disc)

1. Stand the vehicle on a level surface.

WARNING

Securely support the vehicle so that there is no danger of it falling over.

2. Elevate:

  • Rear wheel

NOTE:

Place the vehicle on a suitable stand so that the rear wheel is elevated.

3. Remove:

  • Rear brake caliper

NOTE:

Do not depress the brake pedal when removing the rear wheel.

4. Loosen:

  • Drive chain adjusting locknut
  • Drive chain adjusting bolt

5. Remove:

  • Rear wheel axle nut
  • Rear wheel axle
  • Drive chain pullers
  • Collars
  • Rear wheel

NOTE:

Push the rear wheel forward and remove the drive chain from the rear wheel sprocket.

Disassembling the rear wheel

1. Remove:

  • Oil seals
  • Wheel bearings Refer to "DISASSEMBLING THE FRONT WHEEL" on page 4-8.
    Rear wheel
    ...

    Checking the rear wheel
    1. Check: Rear wheel axle Rear wheel Wheel bearings Oil seals Refer to "CHECKING THE FRONT WHEEL" on page 4-8. 2. Check: Tire Rear wheel Damage/wear → Replace. Refer ...

    Other materials:

    Checking the camshaft sprocket and timing chain guide
    1. Check: Camshaft sprocket More than 1/4 tooth wear "a" Replace the camshaft sprocket, timing chain and crankshaft as a set. a. 1/4 tooth b. Correct 1. Timing chain roller 2. Camshaft sprocket 2. Check: Timing chain guide (exhaust side) Damage/wear Replace. ...

    Removing the valves
    The following procedure applies to all of the valves and related components. NOTE: Before removing the internal parts of the cylinder head (e.g., valves, valve springs, valve seats), make sure the valves properly seal. 1. Check: Valve sealing Leakage at the valve seat Check the valve ...

    Tachometer
    Tachometer Tachometer Tachometer red zone The electric tachometer allows the rider to monitor the engine speed and keep it within the ideal power range. When the key is turned to "ON", the tachometer needle will sweep once across the r/min range and then return to zero r/min ...

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