Sassuolo had achieved greater than sufficient to say a proportion of the points while Kean struck two minutes from full-time.Â
A long ball out of defence from Leonardo Bonucci ended with Kean, a 67th minute replacement for Alvaro Morata, turning Vlad Chiriches and firing the ball between goalkeeper Andrea Consigli's legs at the near publish.
The last-gasp win keeps Juve in fouth location, 8 points adrift of leaders AC Milan however, possibly greater appreciably, 8 factors clear of Roma, who're chasing them for the final Champions League spot.
It become a irritating loss for Sassuolo who have been the better team for most of the game, posing problems from the outset whilst Davide Frattesi's header at the close to publish from a Domenico Berardi corner kissed the crossbar on its manner over.
Gianluca Scamacca changed into also sharp, forcing Juventus keeper Wojciech Szczesny into a excellent save.
Juve's first real assault almost added reward while Paulo Dybala concept he had located the net, simplest for Frattesi to dam on the closing moment.
Sassuolo broke the impasse for a deserved lead inside the thirty ninth minute.Â
Morata misplaced possession in midfield and Berardi produced a pleasing backheel to ship Giacomo Raspadori clean.Â
Raspadori's powerful shot gave Szczesny no risk, however Juve had been level at the stroke of half of-time.
Dybala made light of an awkward angle to thrash the ball into the roof of the internet in spite of Sassuolo's claims that Morata fouled Giorgos Kyriakopoulos inside the build-up.
