2005 Superbike World Championship season Entry list Entry list

| Team | Constructor_ | Motorcycle | Rider | Rounds |
|---|---|---|---|---|
| Ducati SC Caracchi | Ducati | Ducati 999 RS | Gianluca Nannelli | 4 |
| Ducati SC Caracchi | Ducati | Ducati 999 RS | Giuseppe Zannini | 11–12 |
| Ducati SC Caracchi | Ducati | Ducati 999 RS | Norino Brignola | 10 |
| Ducati SC Caracchi | Ducati | Ducati 999 RS | Luca Pedersoli | 6 |
| Alstare Suzuki Corona Extra | Suzuki | Suzuki GSX-R1000 K5 | Troy Corser | All |
| Alstare Suzuki Corona Extra | Suzuki | Suzuki GSX-R1000 K5 | Yukio Kagayama | All |
| D.F.X. Treme | Yamaha | Yamaha YZF-R1 | Lorenzo Alfonsi | 2–9 |
| D.F.X. Treme | Yamaha | Yamaha YZF-R1 | Iván Silva | 11 |
| D.F.X. Treme | Yamaha | Yamaha YZF-R1 | José Luis Cardoso | 2–10 |
| D.F.X. Treme | Yamaha | Yamaha YZF-R1 | Mauro Lucchiari | 11 |
| DFXtreme Sterilgarda | Yamaha | Yamaha YZF-R1 | Miguel Praia | 1–10 |