2023 in NASCAR
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In 2023, NASCAR sanctioned three national series:
- 2023 NASCAR Cup Series – the top racing series in NASCAR
- 2023 NASCAR Xfinity Series – the second-highest racing series in NASCAR
- 2023 NASCAR Craftsman Truck Series – the third-highest racing series in NASCAR
| Precededby2022 in NASCAR | NASCAR seasons 2023 | Succeededby2024 in NASCAR |