NASCAR Xfinity Series Champion Crew Chief Brian Willson will jump to the NASCAR Cup Series to be the new crew chief for Harrison Burton in the famed No. 21 Ford Mustang for Wood Brothers Racing.
Willson was most recently the crew chief for Austin Cindric in the NASCAR Xfinity Series, where they won the 2020 Championship together.
Jonathan Hassler, who was the crew chief for Wood Brothers Racing in 2021, will move to the No. 12 Team Penske team in 2022.