After a long winter, many speed cushions in the city of Philadelphia are in dire need of repair. Some have even damaged car tires. Ralph Ross, now retired from a long career with the city, has been ...

Runflat [RFT] tires have a bad reputation for low levels of comfort, being noisy, and poor grip especially in the wet. But how much of this is down to the fact the tire is a run flat tyre, and how ...