Ducati Streetfighter Owner's Manual page 70

STANDARD factory setting is as follows:
Compression:
1.5 turns (from fully closed);
Rebound:
2.5 turns (from fully open).
Spring preload 2 mm: from FULLY OPEN, tighten clockwise
by 2 turns;
it corresponds to an actual preload of 2 mm.
Important
Adjust both fork legs to same settings.
Consult the table on page 70 to adjust the suspension
according to the different uses of the vehicle.
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