James Cook agreed to a new four-year contract with the Buffalo Bills. Now that business is taken care of, he needs to go out and perform in the preseason.

After a months-long contract dispute, the Buffalo Bills and James Cook reached an agreement on a four-year contract extension worth $48 million with $30 million in guaranteed money. In terms of total value, Cook is the highest-paid running back in the league.

Running back James Cook and the Bills have reached agreement on a four-year, $48 million contract extension that includes $30 million guaranteed, his agents told ESPN.