The door States 2,4 front and 2,9 rear for factory run flats. However I reduced these given the tyres are not run flat and I wanted a little more comfort. Wear is, within half a mm flat over the entire tread.
I suspect the cracking is due to 'fun' driving (otherwise known as fast cornering).
I suspect the cracking is due to 'fun' driving (otherwise known as fast cornering).