Genuine OEM Kia Piston Pin, part number 234122G500. This robust cylindrical component serves as the crucial link between the piston and the connecting rod, transmitting the immense forces generated during combustion. It is housed within the piston and articulates with the small end of the connecting rod. Opting for a genuine OEM piston pin guarantees factory-specified dimensions, surface finish, and material hardness, which are essential for smooth operation, minimal friction, and long-term durability under extreme engine conditions.