A bumpy ride in the Americas

The Circuit of the Americas is tough on tyres, but this year it was more so. The bumps had developed further since they first became apparent in 2019 as the soil beneath has expanded and contracted heavily in the extreme heat and sudden heavy rain the place gets through the year.

So thermal degradation was the dominant mechanism of the race we saw, to an even greater extent than has previously been the case here. The tyres undergo very high loadings for a long time through Turns 3/4/5/6 and then again through the long, double