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In 2017, NASCAR sanctioned three national series and six touring series.

National series

• 2017 Monster Energy NASCAR Cup Series – The top racing series in NASCAR
• 2017 NASCAR Xfinity Series – The second-highest racing series in NASCAR
• 2017 NASCAR Camping World Truck Series – The third-highest racing series in NASCAR

Touring series

• 2017 NASCAR K&N Pro Series West – One of the two K&N Pro Series
• 2017 NASCAR K&N Pro Series East – One of the two K&N Pro Series
• 2017 NASCAR Whelen Modified Tour – The modified tour of NASCAR
• 2017 NASCAR Pinty's Series – The top NASCAR racing series in Canada
• 2017 NASCAR PEAK Mexico Series – The top NASCAR racing series in Mexico
• 2017 NASCAR Whelen Euro Series – The top NASCAR racing series in Europe