Larry Allen

Former Dallas Cowboys player and Hall of Fame player Larry Allen looks down at a bust of himself as Allen is honored at halftime of an NFL football game against Washington on Oct. 13, 2013, in Arlington, Texas.

Legendary NFL offensive lineman Larry Allen died Sunday at the age of 52, triggering mourning .

Allen was vacationing in Mexico at the time of his death, according to the Dallas Cowboys, where he spent the first 12 years of his 14-year professional career.

A cause of death has not been revealed.

“Larry, known for his great athleticism and incredible strength, was one of the most respected, accomplished offensive linemen to ever play in the NFL,” the Cowboys said. “His versatility and dependability were also signature parts of his career. Through that, he continued to serve as inspiration for many other players defining what it meant to be a great teammate, competitor and winner.”

Allen was a Super Bowl champion and a first-ballot Hall of Famer. During his 12 years in Dallas, he was named to the Pro Bowl 10 times.