Bmw 3 Series Run Flat Tires. The reason BMW has fitted runflat tyres to their later range of vehicles is to save on production costs they no longer have to supply and fit a spare wheel wheel brace jack etc. I can not help you with the 3 series but my 7 series had 20 or 21 low profile run flat tires and the dealer swaped them out for free since they are so expensive.
The benefits of these tyres seem to boil down to a solitary point. RFT SSR KG KMH. BMW 3 Series Run Flat Tyres.
This is the 20555R16 CONTINENTAL PREMIUM CONTACT 91V tyre by CONTINENTAL.
Bridgestone-brand Run-Flat tires are based on a Self. There are two main types of run flat tyres self-healing and self-supporting. While this has yet to be seen in large numbers the Bridgestone DriveGuard has become the most popular tire sold in many run-flat sizes for the BMW 3 Series. The technology reduces the amount of air lost compared to a standard tyre with a puncture.