Yamaha YZF-R125 Service Manual: Checking the front brake pads

The following procedure applies to all of the brake pads.

1. Operate the brake.

2. Check:

  • Front brake pad Wear indicator grooves "a" have almost disappeared
    Replace the brake pads as a set.

    Refer to "FRONT BRAKE" on page 4-17.

Checking the front brake pads


    Checking the brake fluid level
    1. Stand the vehicle on a level surface. NOTE: Place the vehicle on a suitable stand. Make sure the vehicle is upright. 2. Check: Brake fluid level Below the minimum level mark "a" → ...

    Checking the rear brake pads
    The following procedure applies to all of the brake pads. 1. Operate the brake. 2. Check: Rear brake pad Wear indicator groove "a" has almost disappeared Replace the brake pads as a set. ...

    Other materials:

    Replacing the rear brake pads
    NOTE: When replacing the brake pads, it is not necessary to disconnect the brake hose or disassemble the brake caliper. 1. Remove: Brake pads Brake pad spring NOTE: To remove the inner brake pad "1", push down on the brake caliper bracket so that there is space to remove the brake pa ...

    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 ...

    Checking the oil pump
    1. Check: Oil pump drive gear Oil pump driven gear Oil pump housing Oil pump housing cover Cracks/damage/wear Replace the defective part(s). 2. Measure: Inner-rotor-to-outer-rotor-tip clearance "a" Outer-rotor-to-oil-pump-housing clearance "b" - Oil-pump-housing-to-inn ...

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