Genuine Ducati part number 12110031A — Circlip, piston pin.

Where this part fits

This part number appears on the exploded views of the manufacturer's catalogue for the following models:

• ST4 — 1999 to 2003 · drawing “Cylindre - piston”, item 2
• 748 E — 2001 to 2002 · drawing “Cylindre - piston”, item 2
• 748 R Single Seat — 1998, 2000 to 2002 · drawing “Cylindre - piston”, item 2
• 748 S — 2000 to 2002 · drawing “Cylindre - piston”, item 2
• S4 — 2001 to 2002 · drawing “Cylindre - piston”, item 2
• S4 Fogarty — 2002 · drawing “Cylindre - piston”, item 2
• 748 — 1995 to 2001 · drawing “Cylindre - piston”, item 2
• 748 RS — 2000 to 2001 · drawing “Cylindre - piston”, item 2
• 600 — 1998 to 1999 · drawing “Cylindre - piston”, item 10
• 600 City — 1999 · drawing “Cylindre - piston”, item 10
• 600 Dark — 1998 to 1999 · drawing “Cylindre - piston”, item 10
• 600 Dark City — 1999 · drawing “Cylindre - piston”, item 10

… and 7 other models.

The same description can cover different part numbers depending on the trim and model year. If in doubt, send us your bike's VIN: we check the fit before shipping.