Packers reportedly signing OT Zach Tom to $88M extension with the largest ever signing bonus for OL

The Green Bay Packers have agreed to a four-year, $88 million contract extension with right tackle Zach Tom, NFL Network reports.

The deal has a maximum value of $92 million and includes a $30.2 million signing bonus that is the largest ever for an NFL offensive lineman. It's not clear from the report what would escalate the contract's value to $92 million.

Tom, 26, is approaching his fourth NFL season. He's started each of Green Bay's games the last two seasons, but has never made a Pro Bowl.