What Is The Difference? Being in the automotive suspension industry for many years, the most common question we get asked on a daily basis is: What is the difference between an air suspension, helper spring and the Roadmaster Active Suspension? First Things First When explaining the difference, it is important first to look at the… Read more »


The Basics of a Leaf Spring Leaf Springs are one of the oldest forms of suspension dating back to medieval times. Some times referred to as a semi-elliptical spring or cart or carriage spring. The springs come in many forms and are mostly in a bowed shape made from flat spring steel. The center of… Read more »