# O'Reilly Auto Parts Series Championship Winner: prediction market odds

> Live prediction market odds for "O'Reilly Auto Parts Series Championship Winner". Justin Allgaier leads at 45.2%. Next is Corey Day at 16.9%. $82K has traded across 38 outcomes on Kalshi and Polymarket. The market is expected to resolve by Nov 15, 2026.

- Status: Live
- Prices updated: 2026-11-04T21:17:00Z (1 min ago)
- Expected to resolve by: Nov 15, 2026
- Volume traded: $82K
- Venues: Polymarket, Kalshi
- Category: sports

## Odds by outcome

| Outcome | Chance | Polymarket | Kalshi | Gap between venues |
| --- | --- | --- | --- | --- |
| Justin Allgaier | 45.2% | 53% | 22% | 31.0 pts |
| Corey Day | 16.9% | 22.6% | 15% | 7.6 pts |
| Jesse Love | 15.2% | 15.8% | 14% | 1.8 pts |
| Carson Kvapil | 10.5% | 7.7% | 12% | 4.3 pts |
| Sam Mayer | 8% | — | 8% | not on both |
| Austin Hill | 5% | — | 5% | not on both |
| Brent Crews | 5% | — | 5% | not on both |
| Sheldon Creed | 4.4% | 3.6% | 7% | 3.5 pts |
| Brandon Jones | 3% | — | 3% | not on both |
| William Sawalich | 3% | — | 3% | not on both |
| Rajah Caruth | 2.5% | — | 2.5% | not on both |
| Anthony Alfredo | 2% | — | 2% | not on both |
| Ryan Sieg | 2% | — | 2% | not on both |
| Sammy Smith | 2% | — | 2% | not on both |
| Taylor Gray | 2% | — | 2% | not on both |
| Nick Sanchez | 1% | — | 1% | not on both |
| Parker Retzlaff | 1% | — | 1% | not on both |
| Andrew Patterson | 0.5% | — | 0.5% | not on both |
| Auto Parts: Will Rodgers wins | 0.5% | — | 0.5% | not on both |
| Blaine Perkins | 0.5% | — | 0.5% | not on both |
| Blaine Perkins | 0.5% | — | 0.5% | not on both |
| Brennan Poole | 0.5% | — | 0.5% | not on both |
| Dawson Cram | 0.5% | — | 0.5% | not on both |
| Dean Thompson | 0.5% | — | 0.5% | not on both |
| Garrett Smithley | 0.5% | — | 0.5% | not on both |
| Harrison Burton | 0.5% | — | 0.5% | not on both |
| Jeb Burton | 0.5% | — | 0.5% | not on both |
| Jeremy Clements | 0.5% | — | 0.5% | not on both |
| Joey Gase | 0.5% | — | 0.5% | not on both |
| Josh Bilicki | 0.5% | — | 0.5% | not on both |
| Josh Williams | 0.5% | — | 0.5% | not on both |
| Kyle Sieg | 0.5% | — | 0.5% | not on both |
| Lavar Scott | 0.5% | — | 0.5% | not on both |
| Mason Maggio | 0.5% | — | 0.5% | not on both |
| Patrick Emerling | 0.5% | — | 0.5% | not on both |
| Patrick Staropoli | 0.5% | — | 0.5% | not on both |
| Preston Pardus | 0.5% | — | 0.5% | not on both |
| Ryan Ellis | 0.5% | — | 0.5% | not on both |

"Chance" blends the venues' prices, weighted by volume. Venue columns are each venue's own price.

## How each venue settles

- Polymarket: UMA optimistic oracle. Sources: [nascar.com](https://www.nascar.com).
- Kalshi: Kalshi (CFTC-regulated exchange). Sources: [the Governing League](https://www.nascar.com/).

## Links

- Full page with charts and order books: https://thepredictionmarkets.com/odds/oreilly-auto-parts-series-championship-winner
- Trade on Polymarket: https://polymarket.com/event/nascar-oreilly-auto-parts-series-champion-2026?utm_source=thepredictionmarkets.com&utm_medium=referral
- Trade on Kalshi: https://kalshi.com/markets/kxnascarrace?utm_source=thepredictionmarkets.com&utm_medium=referral
- API (free key): https://api.thepredictionmarkets.com/api/public/v1/events/oreilly-auto-parts-series-championship-winner

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Source: The Prediction Markets (https://thepredictionmarkets.com), which compares Kalshi and Polymarket prices side by side. Prices are market-implied probabilities, not forecasts by TPM. Cite the page URL and the "Prices updated" time.