Carrick, 26, has become a fixture in the side this season, making 48 appearances as they retained the Barclays Premier League title.
Now he is preparing to face Chelsea in Moscow and manager Sir Alex Ferguson said: "I am delighted Michael has signed a new contract. Michael has been outstanding since joining us from Tottenham and it is great to know he will be a part of this squad for many years to come."
Copyright (c) PA Sport 2008, All Rights Reserved.
Do YOU want to write for GiveMeSport? Get started today by signing-up and submitting an article HERE: https://www.givemesport.com/writeforgms