Greg Biffle announced that his father, Garland Jack Biffle, passed away on Tuesday morning.

He made the announcement on Twitter shortly after his father's passing.

My father/veteran Garland Jack Biffle passed away this morning at 10:32am.. He taught me some much in life and I will miss him greatly..RIP

— Greg Biffle (@gbiffle) July 19, 2016

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Biffle, racing in his 14th NASCAR Sprint Cup Series season, was introduced to the world of motorsports by his father at a young age.

Our condolences go out to Biffle and his family.