Budd–Michelin rubber-tired rail cars which featured innovative and distinctive pneumatic tires. The company claimed that its application of tires on its rail cars afforded both a substantially more cushioned ride and increased the cars' traction by 35%. The design of Michelin's tired wheels included an aluminum safety ring and a flange that were only used in the event of a puncture or other type of tire failure; during normal operation, only the rubber tire made contact with the rail. Inspired by Michelin's success, the Budd Company set its sights on marrying the new rubber rail tires with its shot-welded, stainless-steel carbodies; it had developed
Goodyear Dunlop Sava Tires (by Dębica), France (by Goodyear and Dunlop), Turkey (by Goodyear) and Germany (by Fulda and Dunlop). Goodyear Dunlop Sava Tires Sava Tires is a Slovenian tyre and other rubber related products manufacturer, it is now a subsidiary of the Goodyear Tyre and Rubber Company. It is located in Kranj, Slovenia. The company was formed in 1998 under the name "Sava Tyres" d.o.o., although tyre manufacturing had started in 1920. It employs over 1,400 people. It is one of the biggest and most successful Slovenian companies. Since 2006, the company is part of Goodyear Dunlop Central & South-East Europe organisation, the