Nokian WR D4 is a winter tyre made in total of 82 sizes, ranging from R13 to R13 - this particular dimension is R16, which means it fits to a 16 inch/406.4mm diameter wheel. 215/65 R16 is 60mm wider than the narrowest dimension (155) and 60mm narrower than the widest one (275). This tyre profile of 65 means the sidewall height of the tyre is 65% of the tyre width (215mm), which results in 139.75mm sidewall height. In 215/65 R16, there is only one possible speed index for Nokian WR D4 - "H", which is good for speeds up to 210 km/h. Latest test in 215/65 R16 was held by ADAC in 2017, where WR D4 received rating "Satisfactory" and finished on the 4. place. It was tested on a .