Gundogan agrees to join Barcelona on a free transfer

Manchester City's treble-winning captain Ilkay Gundogan will join Barcelona after the expiry of his contract at the end of the month.

The 32-year-old was offered a new deal by the club but has chosen to end his seven-year stay at the Etihad Stadium after 304 appearances, signing off in style by lifting the Champions League earlier this month after victory over Inter Milan.

Gundogan, who was manager Pep Guardiola's first signing in July 2016, is set to sign a two-year contract with Barcelona, who have set his buyout clause at €400million.

"I have been lucky to have experienced so many unforgettable moments in my time here and to have been captain for this extra special season has been the greatest experience of my career," said the former Germany international.

"First, I would like to thank Pep. To have been able to play under and learn from him for so long has been something I will never forget.

"I would also like to thank all my team-mates - past and present - who have all played such a special part in making my time here so amazing.

"Finally, I would like to thank the incredible City fans. They have supported me from the moment I arrived, and I owe them all so much for their support.

"This club made me realise all my dreams and I will forever be thankful for this opportunity."

During his seven years at City Gundogan has won the Premier League five times, in addition to two FA Cups - this season scoring the quickest goal in final history at 12 seconds - four League Cups and the Champions League.

"Ilkay has been a wonderful servant for Manchester City, and he leaves our club on a very special high having captained us to a historic treble," said director of football Txiki Begiristain.

"He has played a huge part in the successes we