185/55 R14 doesn't belong to the most popular dimensions for summer tyres - there are 23 tyre models available, which can be compared to 155/70 R13, 195/60 R15, 180/55 R17. Let's break down the sizing - 55 is height of the tyre, which is calculated as 55% of the tyre width (185mm), which means the sidewall height has 101.75 mm. The wheel diameter is R14, which means it fits to a 14 inch/355.6mm diameter wheel. The total circumference of the tyre is 1756.46 mm, which is very similar to 175/65 R13(1752.07 mm), 155/65 R14(1750.18 mm), 165/70 R13(1763.06 mm), 195/45 R15(1748.3 mm), 165/60 R14(1739.19 mm), 175/60 R14(1776.88 mm), 155/60 R15(1781.28 mm). There are multiple speed indexes available for summer tyres in 185/55 R14: H(210km/h), T(190km/h), V(240km/h). The same goes for weight indexes: 80. You can find 185/55 R14 on 8 car models - mainly Volkswagen, CITROËN, Fiat, Ford, Mazda.