Debutants
Juan Carlos Jusdado is the youngest debutant in Vuelta Asturias in 1989. There are 9 debutants.
| # | Rider | Team | Age |
|---|---|---|---|
| 1 | JUSDADO Juan Carlos | BH | 22y + 174d |
| 2 | ALONSO Enrique | Lotus - Zahor | 24y + 46d |
| 3 | DA SILVA Américo José Neves | CLAS - Cajastur | 24y + 322d |
| 4 | GOROSPE Ruben | Reynolds - Banesto | 24y + 363d |
| 5 | VOS John | PDM | 25y + 288d |
| 6 | CUBINO Laudelino | BH | 25y + 364d |
| 7 | MARTINEZ Fernando | Helios - Colchon CR | 26y + 58d |
| 8 | THEUNISSE Gert-Jan | PDM | 26y + 136d |
| 9 | RUÍZ CABESTANY Pello | O.N.C.E. - Look - Mavic | 27y + 74d |