Longitudinal fatigue cracks will appear in the outer surface of the rubber as part of the normal aging process. They are created by the constant up and down cycling to which the bellow is subjected.

If an air suspension system is well-maintained, air springs will deliver long operating performance. Although, air springs are not often allowed to fatigue naturally.

Knowing what to look for and how to correct those problems can prove to be extremely productive for you, both in air suspension service/repair, and in gaining your customers’ confidence and business.

Solution: Know your limitations. Air springs can’t last forever. Check for wear in your PM schedule, record expected life. Replace before a failed spring strands you.

Normal cycle fatigue - which when compared to the other causes cited, occurs the least often