How To Guides
I replaced all the 205/45/17 Pirelli Runflat tyres on my MINI with Goodyear Eagle F1 GSD3 215/40/17 non runflats (same overall diameter).
Pros: much smoother ride, less tramlining and far better grip and handling than the runflats with their stiff sidewalls.
Cons: You need to fit a space-saver...