Maximum rear tyre size(width)

[MSPORTBMW]

Hi......does anyone know what size rear tyres are standard on the 19" 223 style wheels for a BMW E70 X5 MSPORT 09 reg?
And what is the widest tyres that can be fitted to this wheel?

Many thanks in advance

[sid10]

Hi 285/45/19 I think you can up it to a 295 but check with insurance first ! 20" have 315/35/20 on the rear , 21" 325/30/21 .

[MSPORTBMW]

Thanks Sid.