Ducati Diavel Workshop Manual page 533

Frame inspection
Reassemble the tool tray (23), as described in the following paragraph, by tightening the rear screws (24) to 14 Nm ± 5%
(Sect. 3 - 3, Frame torque settings).
Tighten the indicated rear nut (8) to a torque of 60 Nm ± 5% (Sect. 3 - 3, Frame torque settings), by holding the pin (9)
on the left side.