Ducati Diavel Workshop Manual page 25

Identification data
1 Manufacturer: Ducati Motor Holding
2 Type - same for all Diavel / Diavel Carbon models
3 Variant
4 Version:
AA = Diavel / Diavel Carbon
AB = Diavel ABS / Diavel Carbon ABS
5 Year of manufacture:
(A=2010)
(B=2011)
6 Manufacturing facility
7 Progressive serial No.
Data stamped on the frame
US version
1 Manufacturer: Ducati Motor Holding
2 Motorcycle type