Ok, this is becoming a problem. I've managed to get 315/35/20 Pirelli Scorpion Ice & Snow tyres from Camskill's, which are run flats. They don't have the 275/40/20 in run flats, only standard. I have found a couple of companies that have this size as run flat, but they are quoting £4-500 per tyre. I ...

Thanks for all the advice, it's been really helpful. Definitely going to buy winter tyres now, but I have one more question. Will the rear wheels take a 275/40/20 tyre, so that I have a square set up? Thanks.

Hi Has anyone here tried winter tyres on 20" rear wheels and if so are they any better than summer tyres? I purchased my X5 (E70) last December and was horrified how bad the car was on standard summer tyres, on many occasions I had no control whatsoever, I would brake and the car would just go side ...