Rudy Fugle , who led Jones to the championship , moves over to No. 9 truck with William Byron .
Erik Jones , who won the championship last year , moves up to the XFINITY Series in a full - time ride for Joe Gibbs Racing .
Rudy Fugle , who led Erik Jones to the championship , moves over to No. 9 truck with William Byron .
Erik Jones , who won the championship last year , moves up to the XFINITY Series in a full - time ride for Joe Gibbs Racing .