Belt game 892 · September 22, 1985
Miami Dolphins take the belt
Miami Dolphins beat Kansas City Chiefs 31–0 at home to start reign 317 of the NFL belt, the 5th for the franchise.
Kansas City Chiefs had held it since December 9, 1984, with 3 defenses over 287 days.
Miami Dolphins held it for 22 days and 2 defenses, then lost it to New York Jets on October 14, 1985.
317Reign number
5Team's reign
2Defenses
22Days held