Ducati SUPERBIKE 1299 PANIGALE S Owner's Manual page 258

Rear brake pedal
Loosen counter nut (7).
Turn pedal stroke adjusting screw (6) until pedal is in
the desired position. Tighten the counter nut (7).
Operate the pedal (8) by hand to check that there is
1.5 to 2 mm of freeplay before the brake bites.
If not, adjust the length of the master cylinder
pushrod.
Attention
Have the pedal adjusted at a Ducati Dealer or
Authorized Service Center.
256
6 7
6 8
7
Fig 156
Fig 157