Match Response
Cahill, Vagnozzi break down the serve secrets and techniques behind Sinner’s Nitto ATP Finals win
Coaches of Turin titlist react to Sunday victory vs. Alcaraz
November 17, 2025
Corinne Dubreuil/ATP Tour
Jannik Sinner celebrates his Nitto ATP Finals title triumph together with his staff.
By Andy West
Even within the midst of a standout 2025 on the ATP Tour, Jannik Sinner and his staff knew that enhancements have been at all times attainable.
The Italian topped his season in type on Sunday evening in Turin, the place he overcame his nice rival Carlos Alcaraz in straight units to efficiently defend his title on the Nitto ATP Finals. A key function of Sinner’s trophy run on the prestigious season finale was his serve, and his coaches Darren Cahill and Simone Vagnozzi later mirrored on the latest work that they had performed with that side of the World No. 2’s sport.
“For certain after the US Open we noticed some points, particularly with the serve,” mentioned Vagnozzi at Inalpi Enviornment after Sinner’s 7-6(4), 7-5 remaining triumph. “We modified the movement. We modified the rhythm. He served rather well from Shanghai till right here. As we speak within the second set he struggled somewhat bit.
“I believe Carlos modified his place on the second serve, modified one thing on the serve of Jannik additionally. The second set he began to serve too gradual. This additionally modified the rhythm from the primary set. On the serve, we modified numerous issues after the US Open. We’re fortunate to have Jannik, who is actually quick to enhance, to know the adjustments and all the pieces.”
Sinner had reached the championship match in any respect 4 majors in 2025 previous to the adjustments Vagnozzi spoke of, lifting the trophies on the Australian Open and Wimbledon, making it considerably stunning that his coaches felt tweaks have been even wanted. However Cahill emphasised the necessity to work on what he referred to as ‘a very powerful’ shot in tennis.
“You may have management over one shot in tennis, and that’s the serve,” mentioned the Australian. “Jannik and Simone have performed some unimaginable work over the past 4 or 5 weeks to rejig the serve and discover that rhythm and tempo the place he has been capable of up the first-serve proportion.
“It isn’t simply that in regards to the first-serve proportion. If we have been actually involved in regards to the first-serve proportion, we’d let him gradual the serve all the way down to let him get extra first serves in. He is really pumped up the miles per hour, and he’s getting the ball nearer to the road, which suggests he will get much more free factors. They’ve performed a beautiful job with that.”
Time for a staff picture with a particular visitor 🐶😅 @janniksin | #NittoATPFinals pic.twitter.com/NAoSRQ5xFA
— ATP Tour (@atptour) November 16, 2025
The outcomes since definitely show Cahill’s idea. After his remaining defeat to Alcaraz in New York, Sinner lifted ATP 500 titles in Beijing and Vienna, an ATP Masters 1000 crown in Paris, and the Nitto ATP Finals trophy. The 24-year-old has completed his season with a 58-6 file, in accordance with the Infosys ATP Win/Loss Index.
Sinner’s Turin victory in opposition to Alcaraz, through which he saved a set level within the first set and rallied from 1-3 to clinch the second, lowered his Lexus ATP Head2Head deficit in opposition to the Spaniard to 6-10. Vagnozzi was delighted with the way in which his cost had held his nerve in entrance of 1000’s of adoring dwelling followers.
“It was a extremely emotional match. Actually tight match,” mentioned the coach. “I believe each of them, that they had intervals once they performed actually good, and typically they made some errors. We noticed Jannik at all times preventing with an excellent perspective, with an excellent face. He at all times believed, additionally within the second set when he was a break down, could not change the route of the set.
“We’re actually completely happy about Jannik’s efficiency. I believe there may be nonetheless one thing to work on additionally after this win, the match confirmed one thing that we are able to attempt to make higher. However I’m actually completely happy how we completed the season with unbelievable three tournaments in a row. We’re pumped to begin subsequent season.”
