It is given in millimetres and defines the distance between the inside and outer sidewall of the tire. For example, 205 means that your tire is nominally 205 mm wide. Note that these characters are typically accompanied by additional letters that indicate the recommended use of the tire.
There are arguments on both sides, so I’ll format some information, then you definitely put them together to suit your wants. Third, trailer DON’T have inherently extra hassle with tires than cars. First, trailer tires exist for a cause, and it’s not just to get more money out of you. You can …