Even cousin Yuri no longer wants anything to do with Alex Rodriguez.

The diamond-studded, 2009 World Series ring A-Rod gave his cousin Yuri Sucart — the man Rodriguez says talked him into using steroids — will go on sale Monday, and sports memorabilia auctioneer Ken Goldin says it could fetch as much as $40,000.

“It’s a unique item,” Goldin said. “There is no doubt that Alex is the greatest player of his generation, and this was his only World Series victory.”