GRM Tire Test Editor Andy Hollis just got his hands on sets of Bridgestone's Potenza RE-71RZ and Vitour's Tempesta P1 X-01R. Stay tuned for more.
The new Vitour Tempesta P1 X-01R shows quite a bit of speed in early trials.
We know how the Yokohama A052, Vitour X1 and Bridgestone RE-71RZ handle on track, but what about concrete?
Just how much quicker are Vitour's new X1 and Bridgestone's new RE-71RZ? We track test both to find out.
Which autocross tire should you run this year? GRM Tire Test Editor Andy Hollis shares his top three choices for 2026.
