On 31 October 2011, Kronwall and Detroit agreed to a seven-year contract. Playing in all 82 regular season games during the 2011–12 season, Kronwall recorded a career high 15 goals for the Red Wings. Upon the retirement of veteran defenseman Nicklas Lidström in 2012, Kronwall became Detroit's number one defenseman. During the lockout shortened 2012–13 season, Kronwall appeared in all 48 regular season games, usually paired with fellow Swede Jonathan Ericsson. Kronwall finished the regular season scoring five goals along with 24 assists as the Red Wings clinched their 22nd consecutive playoff berth. During the 2013–14 season, Kronwall recorded eight goals and 41 assists in 79 games for the Red Wings. He became the fifth defensemen to lead the Red Wings in assists in a single season, joining Reed Larson, Brad Park, Paul Coffey and Nicklas Lidström. On 3 December 2015, Kronwall played in his 700th career NHL game with the Red Wings, becoming the sixth defenceman in franchise history to reach the plateau, following Nicklas Lidström, Marcel Pronovost, Red Kelly, Reed Larson and Gary Bergman. On 19 January 2016, Kronwall underwent arthroscopic knee surgery, and was out for two to four weeks. During the 2015–16 season, Kronwall recorded three goals and 14 assists in 45 games this season. Kronwall missed the beginning of training camp for the 2016–17 NHL season due to him recovering from an injury endured in the offseason. Kronwall made his season debut on 4 November 2016 in a 5–3 loss to the Winnipeg Jets. He ended the season with his fewest points totals since the 2005-06 season. During the 2017–18 season Kronwall hit many personal milestones. He played in his 800th career NHL game against the Washington Capitals on 20 October 2017 and recorded his 400th point in a 5–2 win over the Pittsburgh Penguins on 27 March 2018. On 3 September 2019, Kronwall announced his retirement from ice hockey. He finished his career ranked third all-time in games played by a defenseman and fourth in points in franchise history, trailing only Nicklas Lidström, Reed Larson and Red Kelly. Post-playing career Following his retirement, Kronwall was named an advisor to the general manager for the Red Wings. International play In late 2005, Kronwall was named member of the Swedish Olympic Team but dropped out in early 2006 because of his injured knee. When Mattias Öhlund was injured against Switzerland, Kronwall was called in to replace