Piston Pin (Pin, Piston)

The Cummins Piston Pin (Part No. 3934048) is a genuine OEM component engineered for precision and durability in various Cummins B-series engines. This piston pin serves as a critical link between the piston and connecting rod, ensuring proper alignment and smooth movement under high load and thermal stress. Designed to meet strict Cummins specifications, it is suitable for non-certified 5.9L B-series engines, including Dodge Ram and industrial applications. The component is made of hardened steel for wear resistance and reliability.