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,
2009 Pittsburgh Steelers season Steelers went home, donned their throwback uniforms, and prepared for a Week 4 Sunday night duel with the San Diego Chargers. Pittsburgh got off to a fast start in the opening half with running back Rashard Mendenhall (filling in for the injured Willie Parker) helping out the cause on a 1-yard touchdown run in the first quarter, followed by quarterback Ben Roethlisberger's 19-yard touchdown pass to running back Mewelde Moore. The Steelers would carry their fast start into the second quarter as Mendenhall got a 2-yard touchdown run. In the third quarter, Pittsburgh picked up where they left off with