The Serie A champions agreed a £10 million fee with City on Tuesday, with an extra £5m to be paid if they win the league and reach the Champions League semi-finals next season.
|14/1||Juventus are 14/1 with Coral to win the Champions League next season
"I'm really happy to be here at Juve," Tevez told Sky Sport Italia.
"It's a really big satisfaction for me. I will tell the rest in the press conference - but Juventus wanted me more than Milan."
Goal understands Juventus have now pinpointed City left-back Aleksandar Kolarov as another summer transfer target.