Ducati MONSTER 821 Workshop Manual page 1032

After having checked the backlash, lock gear (7) using tool no. 88713.0137, apply the indicated grease on
nut (6), and tighten it to a torque of 190 Nm (Min. 171 Nm - Max. 209 Nm).
Bend the washer (5) over the nut (6).
Thoroughly degrease clutch housing (1), inner ring (3) and inner spacer (4) contact surfaces.
Insert inner spacer (4) inside primary shaft, with the flat side facing outside.
Fit the inner ring (3), the clutch housing (1) along with the driven gear (2).
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