In 2018, NASCAR sanctioned three national series and six regional touring series.
National series
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2018 Monster Energy NASCAR Cup Series – The top racing series in NASCAR
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2018 NASCAR Xfinity Series
The 2018 NASCAR Xfinity Series was the 37th season of the NASCAR Xfinity Series, a stock car racing series sanctioned by NASCAR in the United States. William Byron won the 2017 championship with JR Motorsports, but moved up to the Monster En ...
– The second-highest racing series in NASCAR
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2018 NASCAR Camping World Truck Series
The 2018 NASCAR Camping World Truck Series was the 24th season of the third highest stock car racing series sanctioned by NASCAR in North America. Christopher Bell entered as the defending champion, but he did not defend his championship, le ...
– The third-highest racing series in NASCAR
Touring series
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2018 NASCAR K&N Pro Series West
The 2018 NASCAR K&N Pro Series West was the sixty-fifth season of the K&N Pro Series West, a regional stock car racing series sanctioned by NASCAR. It began with the Bakersfield 175 presented by NAPA Auto Parts at Kern County Raceway Park o ...
– One of the two K&N Pro Series
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2018 NASCAR K&N Pro Series East – One of the two K&N Pro Series
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2018 NASCAR Whelen Modified Tour – The modified tour of NASCAR
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2018 NASCAR Pinty's Series – The top NASCAR racing series in Canada
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2018 NASCAR PEAK Mexico Series – The top NASCAR racing series in Mexico
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2018 NASCAR Whelen Euro Series
The 2018 NASCAR Whelen Euro Series is the tenth Racecar Euro Series season, and the sixth under the NASCAR Whelen Euro Series branding. The season consisted of six meetings – with two races at each meeting – starting on 14 April at Circui ...
– The top NASCAR racing series in Europe
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NASCAR seasons
2018 sport-related lists