Sometime ago I was interested in a kit car. So leaving out some of the detail the basics are as follows.
The kit supplier recommended a tyre and related their experience.
They had one brand/model and size of tyre fitted. They liked it, they liked it a lot. When those fitted to the demonstrator wore out they purchased direct replacements.
The replacements were nowhere near as satisfactory as those they replaced. The tech gurus from the supplier were summoned.
They took those tyres away and ground half the tread off and had them refilled to the demonstrator.
Performance was restored!
The reason is to be found in the fact that vehicle weights have increased and to match that thevtyre manufacturers changed the compounds that the tyre is made from, and thereby the way the blocks in the tread twist when cornering .
So, it matters which car the particular model of cars the tyres are aimed at.
Pay your money takes your chance.

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