No puncture, no pressure: GM could offer airless Michelin tire in 2024 EV

Michelin Uptis prototype tire, on Chevrolet Bolt EVMichelin yesterday revealed a comprehensive look at what some cars could be rolling on in just five years: the company’s first airless passenger-vehicle tire. The Uptis Prototype (Unique Puncture-proof Tire System) is a wheel/tire combination made primarily of rubber, aluminum, and a new resin-embedded fiberglass-reinforced material...