The Case IH 3156922R1 is a genuine OEM pinion, an essential component for the drivetrain in various Case IH agricultural and construction machinery. This high-quality pinion ensures precise power transmission and long-lasting performance. It is compatible with a wide range of Case IH tractor models, including the 7100, 7200, 8900, MX, Magnum, STX, Steiger, and Quadtrac series, making it a critical part for maintaining optimal machine operation.