GREENSBORO, North Carolina — Mack Trucks and NASCAR ® today announced a multiyear extension of their partnership, continuing the designation of Mack as the “Official Hauler of NASCAR.” As part of the ...

NASCAR Rule Changes have been officially announced ahead of the 2026 season, with updates set to impact the Cup Series, the NASCAR O’Reilly Auto Parts Series, and the NASCAR Craftsman Truck Series.

LOWER MACUNGIE TWP., Pa. — You won't see a Mack truck jockeying for position on the track at the upcoming Daytona 500. But the Bulldog does play a vital role in making sure NASCAR's biggest race goes ...