History of the Pittsburgh Steelers Dallas defeated the Steelers in Super Bowl XXX to become the second team behind San Francisco to win five Super Bowl Championships. Ten years later, Pittsburgh would join Dallas and San Francisco to become the third team to reach that milestone when they defeated the Seattle Seahawks in Super Bowl XL. Three years later, the Steelers would become the first team to win a sixth Super Bowl, achieving that milestone in the 2008–09 season. They played against the Arizona Cardinals in Super Bowl XLIII, with a 27–23 comeback victory. The Broncos have competed in seven playoff games against the Steelers,
1947 Pittsburgh Steelers season He only lived a few more days. The 1947 team was the most successful team in club history to date. It was the Steelers' first playoff appearance, the first time winning more than four games consecutively, and the club posted a franchise-best record. Though the Steelers lost the playoff, fans and players were excited for their future. However, fate would interrupt again when head coach Jock Sutherland took a trip to visit family in Kentucky. He ran off the road and was found wondering a swamp. Flown back to Pittsburgh, Sutherland died four days later on April 11, 1948, due