The front brake discs consist of an inner carrier, which is mounted to the wheel, and an outer rotor. Both parts must be changed together as a pair.
Remove the front wheel (sect. 7 - 1, Removal of the front wheel).
Undo the retaining screws (5) of the disc to the wheel, remove the disc (7) and, on its left side, slide out the phonic wheel (6).

Removal of the front brake system
Overhauling the front brake componentsLcd unit functions
Speedometer.
Gives road speed.
Rev counter.
Indicates engine revs per minute.
Clock.
Water temperature indicator.
Indicates engine coolant temperature.
Important
Stop riding if the temperature reaches the maximum
value, otherwise the engine might be damaged.
...
Inspection of the gear selector drum
Use a gauge to measure the clearance between fork pin and the slot on the
selector drum.
If the service limit is exceeded, determine which part must be replaced by
comparing these dimensions with those of new
components (sect. 3 - 1.1, Gearbox).
Also check the wear on the drum support pin ...
Indicator speed avg - average speed
This function shows the average speed of the motorcycle.
The calculation is made considering the distance and time
travelled since the last trip 1 reset. When trip 1 is reset, the
value is set to zero and the first available value is shown on
the display 10 seconds after the reset. Dashes &quo ...