Ellerslie Sires Produce Stakes
| Class | Group I |
|---|---|
| Location | Ellerslie Racecourse,Auckland, New Zealand |
| Race type | Thoroughbred – Flat racing |
| Website | Ellerslie Racecourse |
| Race information | |
| Distance | 1,200 metres (6 furlongs) |
| Surface | Turf |
| Track | Right-handed |
| Qualification | Two-year-olds |
| Weight | Set-Weights |
The Ellerslie Sires Produce Stakes, currently known as the Sistema Stakes, is a Group One horse race for Thoroughbred two-year-olds held at Ellerslie Racecourse.
Run over 1200 metres on Champions Day in March, it is regarded as one of New Zealand's best two-year-old races along with the Manawatu Sires Produce Stakes (1400 m) at Awapuni, Palmerston North.
The race has also been called the Diamond Stakes or Auckland Diamond Stakes.