Aitken, who will contest each the Endurance and Dash Cup legs of the sequence aboard a Lamborghini Huracan GT3 EVO, defined that there’s “so much to be discovered by doing one thing a bit completely different”.
The 25-year-old will make his GT racing debut on this weekend’s opening spherical of the Endurance Cup phase of the GTWCE at Monza.
He’s sharing one in all three Emil Frey Lamborghinis entered on this 12 months’s GTWCE in all 10 occasions with Finn Konsta Lappalainen.
Frenchman Arthur Rougier will be part of them for the 5 endurance occasions, which embody the Spa 24 Hours in July.
“This has so much to do with broadening my expertise and myself as a driver,” Aitken informed Autosport.
“You do not see numerous crossover between F1 reserve drivers and GT racing, but when there is a little bit of snobbishness about it, I haven’t got a difficulty with that.
“It’s correct racing and actually aggressive, so I will have a tough time — that is ok for me.
“I am studying to drive one thing completely different and studying to work in a brand new means with team-mates as a result of it isn’t all about one driver.”
Aitken additionally defined that noticed it as essential that he continues to race in 2021 alongside his F1 commitments at Williams, with which he made his grand prix debut in final 12 months’s Sakhir Grand Prix.
“I’ve executed three seasons in Formulation 2 and I did not see an enormous quantity of mileage in going again, and that is with out concerning the finances required to do it,” he stated.
“GTWCE works effectively as a result of there aren’t too many clashes.
“It is in Europe, so it won’t be too difficult if I’ve to leap between occasions.”
He added that Williams has been “actually supportive” of his determination to race within the GTWCE this season.
Aitken additionally stated that the programme with Emil Frey will assist widen his profession choices for the long run.
“The truth that it’ll introduce me to the world of endurance shouldn’t be a foul factor,” he defined.
“You must be sensible concerning the alternatives to race in F1. It is not a foul factor, but it surely’s not the driving drive.”