Re: 19
275/30/19: 3.2" sidewall, 25.5" diameter
285/30/19: 3.4" sidewall, 25.7" diameter
355/25/19: 3.5" sidewall, 26" diameter
Where as the stock sizes are:
275/35/18: 3.5" sidewall, 25.6" diameter
335/30/18: 4.0" sidewall, 25.9" diameter
and,
345/30/19: 4.1" sidewall, 27.1" diameter