The Case IH 87645596 shaft is a genuine OEM replacement component designed for a wide range of Case IH agricultural machinery. This essential shaft ensures proper power transmission and operational integrity across various models including combines (1420-9230 series), cotton pickers (1800-2555 series), cotton strippers (1860-2166 series), forage harvesters (781, 782), tractors (7110-9390 series, MX series), and windrowers (8820-WD2503 series). Measuring approximately 95.25 mm in length, 50.8 mm in width, and 50.8 mm in height, with a weight of 0.054 kg, this shaft is engineered to meet original equipment specifications for durability and performance.