Info
| Last name | Silloniz Aresti |
| First name | Josu |
| Nationality |  Spain |
| Date of birth | 08-02-1978 |
| Age | 48 |
| Place of birth | Zornotza |
Monuments
Grand tours
| Year | Giro d'Italia | Tour de France | Vuelta a España |
|---|---|---|---|
| 2004 | - | - | DNF |
| Date | Rank | Race | |
|---|---|---|---|
 Tour de Romandie (PT) | |||
| 30-04 | DNF | Stage 4Châtel-Saint-Denis - Les Paccots (150.0km) | |
| 29-04 | 124 | Stage 3Aigle - Anzère (146.0km) | |
| 28-04 | 5 | Stage 2Fleurier - Fleurier (171.0km) | |
| 27-04 | 8 | Stage 1Avenches - Avenches (166.0km) | |
| 26-04 | 68 | PrologueGenève - Genève (3.0km) | |
| 10-04 | 55 | Klasika Primavera (1.1) | |
| 06-04 | 80 |  Gent-Wevelgem (PT) | |
| 19-03 | 12 |  Milano-Sanremo (PT) | |
| Tirreno-Adriatico (PT) | |||
| 13-03 | 12 | Stage 5Saltara - Saltara (170.0km) | |
| Ruta Del Sol (2.1) | |||
| 13-02 | 8 | Stage 1Benalmádena - Comares (150.0km) | |