Sergio Busquets, 27,has made 384 appearances for the Catalan club, will now be at the Nou Camp through to 2021.
Depending on how many games he plays between now and then, the deal could be extended to 2023.
The contract, which will be signed in the coming days, has a €200 million buyout clause.
Busquets appeared in 53 games in the 2015/16 season, helping Luis Enrique’s side win their 24th La LIga title.
Powered by themekiller.com anime4online.com animextoon.com apk4phone.com tengag.com moviekillers.com