widest tire on stock rim

[madmax]

I have a 09 G8 Gt and want to know what is the widest tire I can put on a stock rim?

Thanks

[hulkss]

I have a 09 G8 Gt and want to know what is the widest tire I can put on a stock rim?

Thanks

The widest recommended size is the stock size 245. The rim is 8 inches wide. A wider size will fit but will reduce handling performance as the sidewalls will be curved in too much and not supported properly.