Ducati Multistrada 950S 2019 Owner's Manual page 287

Rear brake pedal
Loosen lock nut (6).
Turn pedal stroke adjusting screw (7) until pedal is in
the desired position. Tighten the lock nut (6).
Operate the pedal by hand to check that there is a
free play of approximately (D) = 2÷5 mm (0.08÷0.19
in) before the brake bites. If not, adjust the length of
the master cylinder pushrod as follows, using flat (E).
Loosen lock nut (8) on master cylinder rod.
Tighten rod (9) on fork (10) to increase clearance or
loosen it to decrease it.
Tighten lock nut (8) and check again clearance.
286
10
E
7 6
8
9
D
Fig 239