The McCormick 3217594R1 is a genuine OEM adjusting shim with a precise thickness of 0.25mm. This critical component ensures proper spacing and alignment within various agricultural machinery systems, including transmissions, axles, and gearboxes. Designed for durability and exact fit, it is compatible with a wide range of McCormick, Case IH, and New Holland tractors and equipment, ensuring optimal performance and longevity. Verify fitment with your specific machine model.