82 according to https://www.moderntiredealer.com/article/311243/understanding-tire-dimensions

Jim

(Welcome back gerry!)

> On Nov 18, 2019, at 6:31 PM, Karl Ploessl <karl.ploessl@gmail.com> wrote:
> 
> I have a disagreement on someone on facebook. I thought 185R14 has an
> aspect ratio of 82 but he maintains that it is 80! Who is right?! Any
> source material?
> 
> Karl.