engine accessory drive belt

Cummins engines are renowned for their reliability and durability in various applications, including trucks, heavy machinery, and industrial equipment. One of the often-overlooked components that play a crucial role in the performance and longevity of these engines is the belt system. In this article, we will delve into the types of belts used in Cummins engines, their functions, common issues that may arise, and maintenance tips to ensure optimal performance.


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A timing belt is a looped band made from rubber, polyurethane, or silicone, and is equipped with teeth that mesh with corresponding gears. The 15mm designation refers to the width of the belt, which is a standard size that enables compatibility with many existing machines and systems. The open aspect indicates that the belt is not closed into a continuous loop but is instead available in lengths that can be cut to size or configured as needed for specific applications.


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