255/35 R18 - Best tyres 2025 - market overview, tests, reviews

255/35 R18 doesn't belong to the most popular dimensions for tyres - there are tyre models available, which can be compared to 325/30 R21, 155/60 R15, 155/65 R13. Let's break down the sizing - 35 is height of the tyre, which is calculated as 35% of the tyre width (255mm), which means the sidewall height has 89.25 mm. The wheel diameter is R18, which means it fits to a 18 inch/457.2mm diameter wheel. The total circumference of the tyre is mm, which is very similar to 185/50 R16(1857.94 mm), 255/45 R18(2157.33 mm), 185/65 R15(1952.5 mm), 255/60 R17(2317.87 mm), 195/45 R15(1748.3 mm), 265/30 R20(2095.44 mm), 195/60 R15(1932.08 mm). You can find 255/35 R18 on 2 car models - mainly Audi, Cadillac.