FIRESTONE part description

Truck/Trailer Heavy Duty Airsprings/Components 28C 4BN ROLLED ASSY

Specifications

Maximum Diameter @ 100 PSIG (inches) 17.4
Maximum Height (inches) 10.8
Maximum Stroke (inches) 6.7
Minimum Usable Height (inches) 11.1
1 Inch (pounds) 15000
3 Inch (pounds) 13200
Maximum Stroke (pounds) 8530
Equivalent High Strength Style Number 201
Applicable Technigram? 103
Material 2-Ply Standard Cord
Bead plate Type 5
Blind Nut Centers (inches) 9
Rolled Plate Diameter (inches) 13.79
Design Height 10.2
40 psig (pounds) 4590
60 psig (pounds) 7010
80 psig (pounds) 9590
Natural Frequency (@80 psig) (cpm) 101
400 CPM % 93.2
800 CPM % 97.2
1500 CPM % 99.2

Features & Benefits

  • Reinforced with a 2-ply standard cord for added strength
  • Maintains proper ride height to reduce suspension strain
  • Assembled with durable materials for long-lasting performance
  • Optimized at 101 cpm (80 psig) for reliable vibration control
  • Double convoluted design enhances shock absorption for a smoother ride

Firestone Suspension Air Spring Kit

How can you achieve a smoother ride, better handling, and extended suspension life? The Firestone Suspension Air Spring Kit makes it possible. Engineered with a double convoluted design, this air spring enhances vehicle stability by absorbing road shocks and vibrations. Whether hauling heavy loads or navigating uneven terrain, it maintains optimal ride height and prevents unnecessary wear on suspension components. Firestone’s reputation for air spring technology ensures reliability and exceptional performance, making this an essential upgrade for commercial trucks and heavy-duty applications. Experience improved comfort with the Firestone W013587271.

FIRESTONE W013587271 Cross Reference

We have 6 alternatives for the W013587271 by FIRESTONE:

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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