Nankang Winter Activa SV-55 is a winter tyre made in total of 51 sizes, ranging from R15 to R15 - this particular dimension is R19, which means it fits to a 19 inch/482.6mm diameter wheel. 235/35 R19 is 40mm wider than the narrowest dimension (195) and 80mm narrower than the widest one (315). This tyre profile of 35 means the sidewall height of the tyre is 35% of the tyre width (235mm), which results in 82.25mm sidewall height. In 235/35 R19, there is only one possible speed index for Nankang Winter Activa SV-55 - "V", which is good for speeds up to 240 km/h. In 235/35 R19, Winter Activa SV-55 usually competes against Wintrac Pro, which is a tyre from Vredestein with a rating of 62%, compared to 0% of the Nankang in question. Latest test in 235/35 R19 was held by SportAuto in 2015, where Winter Activa SV-55 received rating "Not recommended" and finished on the 7. place. It was tested on a .