Kalendaryo ng Karera Winton Motor Raceway 2015
| Petsa | Serye ng Karera | Biluhaba | Pangalan ng Kaganapan |
|---|---|---|---|
| 7 Marso - 8 Marso | Porsche 944 Challenge Natapos | Round 1 | |
| 15 Mayo - 17 Mayo | Supercars Championship Natapos | Round 5 | NP300 NAVARA Winton SuperSprint |
| 12 Hunyo - 14 Hunyo | Porsche Sprint Challenge Australia Natapos | Round 2 | Shannons Australian Motor Racing Nationals Round 3 |
| 12 Hunyo - 14 Hunyo | Porsche Michelin Sprint Challenge Australia Natapos | Round 3 | Shannons Australian Motor Racing Nationals Round 3 |