The Case IH 28787R1 is a genuine OEM belt tensioner designed for optimal performance in various Case IH agricultural and industrial machinery. This essential component ensures proper belt tension, contributing to the longevity and efficiency of the engine and accessory drive systems. It is compatible with a wide range of Case IH tractors including models 484, 584, 684, 784, 884, 984, 3220, 3230, 4210, 4230, and 4240, as well as 1800, 1822, 1844 cotton pickers/harvesters, and 2400A, 2500A, 2606, 2706, 2806, 3400A, 3500A, 3600A, 3800, 3850 industrial/construction equipment. With a weight of 0.36 kg and dimensions of 95mm length, 51mm width, and 51mm height, this tensioner is built to OEM specifications for a precise fit and reliable operation.