W01-358-8864
2014-11-13u2002·u2002100% of all air spring assemblies are pressure tested before they leave Firestones factory. 2 year 200,000 mile warranty. Firestone is the original designer of composite pistons. Firestone rubber compounds have superior 'flex' range through temperatures of -65 F to 135 F. Air Spring Components. Inside the World's No. 1 Air Spring:
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