Found this on e-bay while looking for tyres. Could be a bargain if you need one as it looks like an orginal.
https://www.ebay.co.uk/itm/Land-Rov...298030?hash=item1cc16e082e:g:SWsAAOSwaXpb4xPu
https://www.ebay.co.uk/itm/Land-Rov...298030?hash=item1cc16e082e:g:SWsAAOSwaXpb4xPu