On July 27, 1987, the Salt Lake City Trappers lose to the Billings Mustangs, 7-5, to end their all-time professional record of 29 consecutive victories. The Trappers had not lost a game since falling on June 24.

For the 1987 season, they were lead by manager Jim Gilligan and Outfielder Michael Malinak paced the league with 12 homers, and the Trappers had 4 All-Stars: Malinak, Huff, catcher Frank Colston, and pitcher Tim Peters. The team beat the Helena Brewers in the postseason to capture their third consecutive championship.