 During the 1980s, they were beset by financial problems and, in 1987, went into administration.However, this was a prelude to the most successful period in Tranmere's history; under manager John King, the team reached the play-offs for promotion to the Premier League in three successive seasons.Under King's successor, John Aldridge, Tranmere experienced a number of cup runs, most notably reaching the 2000 Football League Cup Final.