Ask Honest John

Most recently answered runflat tyres questions
Can I swap the runflat tyres on my BMW X1 XDrive M Sport auto for non-runflats?
Should my 2016 BMW 320 M Sport always be fitted with run flat tyres?
Do you recommend run flat tyres?
I have a 2011 BMW X1 xDrive on run flats. I don’t mind the harsh ride but they are Pirelli P7 and seem to lack grip in winter. It has 255/40 R18 95V on the back and 225/45 R18 91V front. I expect to need...
I'm a bit suspicious of runflat tyres. What are the pros/cons of using them? Is it just a manufacturers' ruse to relieve them of the cost of including a spare?
I have been running Pirelli P7 runflats (225/55 R17 Y) on my BMW 5 Series for years. Is there now a runflat available which might give a less hard ride?
My local tyre fitters have said they may be able to plug the nail hole in my 245/35 R18 runflat Bridgestone tyre for £16.99. Is it worth trying or should I just bite the bullet and payout for a new tyre?
I have a 2017 BMW 4 Series with 225/40 R19 tyres on the front and 255/35 R19 tyres on the rear (runflats). Over a two month period, both rear tyres have lost 0.3 bar and the front tyres 0.1 bar. The BMW...
I saw you recently advised a driver to inform his insurance about replacing runflats with non runflats as a modification. What's your advice about my MINI Cooper with genuine replacement MINI steel wheels...
I've just bought a new SEAT Alhambra 2.0-litre diesel auto in SEL spec. It has 225/50 R17 self sealing tyres. The ride around town is very harsh and we feel every bump. Is it the sport suspension causing...
 

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