Winter tyres tyre width 245 mm tyre cross section 35 rim diameter 19 inch load index 93 up to 650 kg speed rating w up to 168 mph installation all round tyre rolling resistance c wet grip c noise emission 72 db noise classification nc 2 rim protector sipe asymmetrical tread run flat technology ssr self supporting runflat tyre rim protection marking fp mfs fr fl fsl ml rpb