Grant McArthur Enfinger (born January 22, 1985) is an American professional stock car racing driver.

[6] 2014 would start off in record fashion, with Enfinger winning the first 3 races of the season (Daytona, Mobile, and Salem).

[9] Enfinger finished 4th in his first race for GMS at IRP, but crashed at Pocono with Frank Kimmel.

[10] He would move within 20 points of the lead after winning at DuQuoin State Fairgrounds Racetrack, earning him the Bill France Four Crown Award.

[11] In spite of his six wins, Enfinger would finish second in points to Mitchell after an engine failure and a crash in the final two races respectively.

[13] In 2010, Enfinger made his first career start in the NASCAR Camping World Truck Series,[14] finishing 22nd.

[17][18] In October 2011, it was announced that Enfinger would be moving up to the top level of American stock car racing competition, the Sprint Cup Series, with Sinica Motorsports, a start-up team founded by Argentine businessman George Sinica.

The team intended to run a limited schedule of 10 to 15 races in the Cup series during the 2012 season.

[19][4] Enfinger attempted his first race for the team at the 2011 Sprint Cup Series finale at Homestead-Miami Speedway,[20] where he failed to qualify for the event.

Enfinger scored his second career win at Las Vegas and finished fifth in the standings.

In 2019, Enfinger clinched the NASCAR Gander Outdoors Truck Series Regular Season Championship following the Michigan race.

[27] He was eliminated from the playoffs at Las Vegas when he finished 31st after experiencing an engine failure that also plagued three other trucks.

[28] Despite Ilmor's announcement, NASCAR denied ThorSport's request to reinstate Enfinger and Johnny Sauter into the playoffs.

On May 29, 2021, it was announced that Enfinger would make his debut in the Xfinity Series in the race at Charlotte that day.

Champion Power Equipment will also move with Enfinger from ThorSport Racing and CR7 Motorsports and sponsor him at GMS for the majority of both years.

Enfinger, who drives for LMC co-owner Maury Gallagher's GMS Racing team in the Truck Series, was selected to fill in for Gragson in the No.

[45] On December 12, 2023, it was announced that Enfinger will return to CR7 Motorsports and run full-time for the team in 2024, driving their No.

Despite not scoring a win during the regular season, he stayed consistent with five top-fives and eight top-10 finishes to make the playoffs.

[48] In March 2019, Enfinger made his Michelin Pilot Challenge sports car debut at Sebring International Raceway, driving a Ford for Multimatic Motorsports alongside ThorSport Racing teammates Matt Crafton, Ben Rhodes, and Myatt Snider.

[49] Enfinger was born in Fairhope, Alabama, located in Baldwin County on the Gulf of Mexico, in 1985.

[1][19] Enfinger attended the University of South Alabama, graduating in 2007 with a bachelor's degree in marketing.

They have one son, Carson, born in June 2021, and will have a second child as he announced in his post-race interview after winning at Gateway in 2023 that his wife Michelle is pregnant.

* Season still in progress 1 Ineligible for series points (key) (Bold – Pole position awarded by qualifying time.