Yamaha YZF-R125 Service Manual: Checking the rear brake disc

Yamaha YZF-R125 Service Manual / Chassis / Rear brake / 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 DISC" on page 4-21.


4. Measure:

Brake disc thickness Measure the brake disc thickness at a few different locations.

Out of specification → Replace.

Refer to "CHECKING THE FRONT BRAKE DISC" on page 4-21.


5. Adjust:

  • Brake disc deflection Refer to "CHECKING THE FRONT BRAKE DISC" on page 4-21.

6. Install:

  • Rear wheel Refer to "REAR WHEEL" on page 4-12.
    Introduction
    WARNINGDisc brake components rarely require disassembly. Therefore, always follow these preventive measures: Never disassemble brake components unless absolutely necessa ...

    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 b ...

    Other materials:

    Checking the rear brake caliper
    1. Check: Brake caliper piston "1" Rust/scratches/wear Replace the brake caliper piston. Brake caliper cylinder "2" Scratches/wear Replace the brake caliper assembly. Brake caliper body "3" Cracks/damage   Replace the brake caliper assembly. Brake fluid deli ...

    Checking and lubricating the brake and shift pedals
    Brake pedal Brake pedal Shift pedal Shift pedal The operation of the brake and shift pedals should be checked before each ride, and the pedal pivots should be lubricated if necessary. Recommended lubricant:Lithium-soap-based grease ...

    Changing the engine oil
    1. Remove: Right bottom cowling Right upper side cowling Right lower side cowling Refer to "GENERAL CHASSIS" on page 4-1. 2. Start the engine, warm it up for several minutes, and then turn it off. 3. Place a container under the engine oil drain bolt. 4. Install: Engine oil d ...

    2021 Copyright www.yam-r125.net |