There are very few options. Of course the std 4.00 x 19 Avon SM as fitted, but also the Avon Universal 410 x 19. The later has been tried by the factory, they had some in the spare tyre racks when I was there. http://www.feked.com/tyres-and-tubes/avon-tyres.html?sort_by=position&sort_order=desc
Regards PJB


4/4 2.0 Zetec SSL front and rear