Sale said that Leota, who joined the Sharks in 2011, had signed for an additional two years.
The 32-year-old Samoa international has made more than 100 appearances for Sale, and he is an integral part of their Premiership play-off push this season.
Leota said: " I have thoroughly enjoyed my time with the club, and my family are settled in the north west.
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"I am looking forward to playing my part at the club for the next two years at least."
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