The Cat 8Q6011 is a genuine OEM rod seal designed for hydraulic cylinders in a wide range of Caterpillar heavy machinery. Made from durable rubber, this seal ensures a tight fit and prevents fluid leakage, maintaining optimal system performance. It features an inside diameter of 88.9 mm, an outside diameter of 101.6 mm, and a width of 9.652 mm. Essential for articulated trucks, excavators, motor graders, off-highway trucks, and track-type tractors, ensuring reliable operation and extended component life.