Greg Biffle, who competed full-time in NASCAR for over two decades, has an estimated net worth of $30 million, according to Celebrity Net Worth.

In Thursday night’s first Daytona Duel, Kaz Grala needed a last-lap pass to make the big show, while Greg Biffle, a 19-time Cup Series winner who retired in 2016, cruised into Sunday without any real ...

Kyle Petty explains Hall of Fame choice, emphasizing Kurt Busch's championship over Greg Biffle's contributions amid ...