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(888) 312-8812 Login SignupOn heavy-duty trucks and trailers carrying shifting cargo loads, the Firestone Air Bag Spring cushions axle movement by using compressed air to absorb vertical impact. Within heavy-duty air suspension assemblies such as the 170/127 ASSY configuration, the airspring adjusts to load weight by expanding and contracting as pressure changes. When trailers encounter uneven road surfaces, the air chamber compresses, reducing harsh chassis feedback. This controlled movement helps stabilize ride height across variable payload conditions. Built for truck and trailer air suspension systems, the Firestone W263589911 supports load-leveling performance in both highway and vocational operations.
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Headquartered in Nashville, Tennessee, Firestone Industrial Products® is a proud manufacturer of air spring and other anti-vibration solutions to heavy duty trucks, trailers, commercial vehicles, rail cars, and industrial equipment. It has come a long way since it revolutionized transportation with the introduction of the Airide™ Air Spring in 1938. Today, Firestone is more than just an air spring manufacturer—it’s a global leader and a local partner that sees solutions where others see obstacles. Both OEMs and everyday consumers trust this brand for their air suspension needs because of its unwavering commitment to quality and reliability. All Firestone parts are engineered and tested in ISO-certified facilities to ensure they meet the strictest standards and customer specifications.
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