On December 4, 2018, it was confirmed that Busch and sponsor Monster Energy will move to the Chip Ganassi Racing No.
1 Chevrolet Camaro ZL1 in the 2019 season.
As he signed a one-year deal with the team, it was believed that this would have been his final full-time season in NASCAR competition.

At the Pennzoil 400, Busch's No.
1 car had sponsorship from Star Nursery, and the car's livery was based on Busch's first NASCAR victory in the AutoZone Elite Division.
Busch scored his first win with CGR at Kentucky, beating his brother Kyle on the final restart.
It was the third time the Busch brothers finished 1–2, but the first time Kurt emerged the victor.
Despite making the playoffs, Busch was eliminated in the Round of 16 after finishing 20th at the Charlotte Roval.
On November 2, 2019, CGR officially announced that Busch has signed on with the No.
1 team for at least two more years.
On December 4, 2018, it was confirmed that Busch and sponsor Monster Energy will move to the Chip Ganassi Racing No. 1 Chevrolet Camaro ZL1 in the 2019 season. As he signed a one-year deal with the team, it was believed that this would have been his final full-time season in NASCAR competition.
At the Pennzoil 400, Busch's No. 1 car had sponsorship from Star Nursery, and the car's livery was based on Busch's first NASCAR victory in the AutoZone Elite Division. Busch scored his first win with CGR at Kentucky, beating his brother Kyle on the final restart. It was the third time the Busch brothers finished 1–2, but the first time Kurt emerged the victor. Despite making the playoffs, Busch was eliminated in the Round of 16 after finishing 20th at the Charlotte Roval. On November 2, 2019, CGR officially announced that Busch has signed on with the No. 1 team for at least two more years.
Kurt Busch