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Firestone air springs are designed to provide years and thousands of miles of trouble free service. Firestone air springs are so durable that they will often outlast other maintenance items on your suspension, such as bushings, shocks, leveling valves or regulators. Firestone Airide™ springs are warranted to be free of material defects and/or workmanship for various periods of time, depending upon the application. Firestone offers a complete line of Airide springs, with replacement springs available for virtually every vehicular air suspension system. Since each individual air spring is closely...

Annual Inspection Listed below are items that can be checked when the vehicle is in for periodic maintenance. Never attempt to service the air suspension on a truck or trailer with the air springs inflated. 1 Inspect the OD (Outside Diameter) of the air spring. Check for signs of irregular wear or heat cracking. 2 Inspect air lines to make sure contact doesn’t exist between the air line and the O.D. of the air spring. Air lines can rub a hole in an air spring very quickly. 3 Check to see that there is sufficient clearance around the complete circumference of the air spring while at its maximum...

Firestone Industrial Products Toll-free: 1-800-247-4337 World Headquarters Phone: 317-818-8600 Indianapolis, Indiana USA • Sao Paulo, Brazil • Turrialba, Costa Rica • Arnhem, The Netherlands Wolsztyn, Poland • Beijing, China • Gurgaon, India • Singapore i^^i^s U.S. Manufacturing Facilities: ^^^= Dyersburg, TN • Williamsburg, KY