Ian Rapoport of NFL Network adds that the deal will pay Lewis like "a Top 10 running back in the NFL".
The 49ers are presumably in the running back market this offseason with Carlos Hyde poised for free agency after leading the team in touches and yards from scrimmage last season. Building on that success, he earned a Pro Bowl nod in his second season, won a second title in his third season and led the 2017 Patriots defense in snaps before the Super Bowl controversy closed out his fourth year. He eventually evolved into a critical piece of New England's secondary, but Bill Belichick surprisingly benched him (apart from special teams) for their defeat this past February to the Philadelphia Eagles.
The hero of Super Bowl XLIX with a game-saving interception against the? He played the entire 2017 season on a $3.91 million contract and joins a group of young and talented defensive backs in Tennessee. However, for a high profile position such as cornerback, it will be interesting to see just who that "next man up" will be in the Patriots defensive backfield. Butler later denied any off-field misconduct, saying he never missed a curfew or do anything to hurt the Patriots' chances.More news: Watch West Ham United's toxic atmosphere erupt against Burnley
A player with his resume will certainly have suitors, and thus far, at least three teams have been reported to have their eyes on the 28-year-old.
Butler and Lewis will play for former Patriots linebacker Mike Vrabel and former Pats personnel man Jon Robinson, who are now the Titans' head coach and general manager, respectively. General manager Jon Robinson got his start in the National Football League as a scout with the Patriots.