235/60 R17 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 - 60 is height of the tyre, which is calculated as 60% of the tyre width (235mm), which means the sidewall height has 141 mm. The wheel diameter is R17, which means it fits to a 17 inch/431.8mm diameter wheel. The total circumference of the tyre is mm, which is very similar to 265/40 R20(2261.95 mm), 200/55 R17(2047.69 mm), 265/60 R18(2435.36 mm), 205/50 R17(2000.57 mm), 275/30 R20(2114.29 mm), 205/65 R16(2113.98 mm), 275/40 R20(2287.08 mm). You can find 235/60 R17 on 8 car models - mainly Mercedes-Benz, Audi, Chevrolet, Kia, Opel.