With Hamilton being into his 40s by then, Mercedes know that they may perhaps have to find a replacement for the seven-time world champion heading into the new regulation changes in 2026.
By continuing to develop young talent via their junior programme, they put themselves in the best position to be able to do that.
Antonelli 'delighted' by F2 opportunity
Having been a member of the Mercedes junior programme since 2019, when he was just 13 years old racing karts, the Italian has his eyes set firmly on the very top of motorsport.
"From Formula Regional to Formula 2, it will be a huge jump. I'm aware that it will be very challenging because the level is really high there.
Following on from his recent success in FRECA, Kimi will be moving up to @Formula2 next year. We're excited to see what our Junior Driver can do with @PREMA_Team in 2024.
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— Mercedes-AMG PETRONAS F1 Team (@MercedesAMGF1) October 23, 2023
"It will be a new car, for me and the others as well but it's still going to be tough. I don't want to set expectations, I will try to learn as much as possible in testing to be ready for the first race, have fun as always, and do a good job.
"I'm delighted to continue with PREMA as I started my single-seater career with them and they are my second family and I love working with them."