The Case IH 3225978R91 is a genuine OEM clutch disc designed for optimal performance in Case IH and International Harvester 385, 395, 485, 495, 585, 595, 685, 695, 785, 795, 885, 895, and 995 series tractors. This rigid clutch disc features an 11-inch (280 mm) diameter and 10 splines, ensuring precise power transfer and durability. It is a direct replacement for various superseded part numbers, maintaining the original equipment quality and fit.