255/40 R19 - Best tyres 2025 - market overview, tests, reviews

255/40 R19 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 - 40 is height of the tyre, which is calculated as 40% of the tyre width (255mm), which means the sidewall height has 102 mm. The wheel diameter is R19, which means it fits to a 19 inch/482.6mm diameter wheel. The total circumference of the tyre is mm, which is very similar to 160/60 R18(2039.52 mm), 245/40 R20(2211.68 mm), 165/70 R14(1842.86 mm), 245/50 R20(2365.62 mm), 175/65 R14(1831.86 mm), 255/30 R20(2076.59 mm), 180/65 R16(2011.88 mm). You can find 255/40 R19 on 18 car models - mainly Audi, BMW, Jaguar, Mercedes-Benz, Volkswagen.