William Sawalich will be a full-time driver during the 2025 NASCAR Xfinity Series season, with Joe Gibbs Racing announcing Monday the 18-year-old is set to be behind the wheel of the team's No. 18 Toyota.

Joe Gibbs Racing announced on Monday that William Sawalich will pilot the No. 18 Toyota full-time during the 2025 Xfinity Series season. Next year will mark the rookie campaign for the 18-year-old prospect from Minnesota,

William Sawalich will drive the No. 18 for Joe Gibbs Racing in the NASCAR Xfinity Series in 2025, the team announced Oct. 21. It’s a full-time deal for Sawalich, who will be entering his first full season of NASCAR competition.

The two-time ARCA Menards Series East champion from Eden Prairie, Minnesota, will pilot the No. 18 Toyota Supra entry for Joe Gibbs Racing on a full-time basis in 2025.

Joe Gibbs Racing announced today that William Sawalich will drive the team’s No. 18 Starkey / SoundGear Toyota GR Supra fulltime in the NASCAR Xfinity Series in 2025. Sawalich, who won the 2023 and 2024 ARCA Menards Series East championships driving for Joe Gibbs Racing,

Joe Gibbs Racing has almost finalized its 2025 NASCAR Xfinity Series driver lineup. On Monday afternoon, Joe Gibbs Racing announced that William Sawalich will drive the No. 18 Xfinity car full-time starting in 2025.

The 18-year-old claims win after win as he climbs the ranks William Sawalich has run 14 ARCA Menards Series races in 2024. He went to victory lane 9 times. Additionally, he picked up 3 ARCA Menards Series East wins along with 2 more ARCA Menards Series West wins.

The 2025 driver roster is becoming closer and closer to completed for the Joe Gibbs Racing NASCAR Xfinity Series program as the organization officially announce