Winter tyres tyre width 175 mm tyre cross section 60 rim diameter 16 inch load index 82 up to 475 kg speed rating h up to 130 mph installation all round tyre rolling resistance f wet grip c noise emission 67 db noise classification nc 1 runflat rim protector sipe asymmetrical tread runflat identification dsst dunlop run flat technology dsst dunlop self supporting technology rim protection marking fp mfs fr fl fsl ml rpb