The Case-IH W20004045DS is a genuine OEM 13-tooth sprocket designed for optimal performance in Case-IH combine harvesters and cotton pickers. This durable sprocket ensures efficient power transmission and is a direct replacement for various models, including the 1400, 1600, 2100, 2300, 2500, 5088, 6088, 7088, 7120, 8120, 9120, 7230, 8230, 9230, 7240, 8240, 9240, 7250, 8250, 9250 series combines and 1800, 2000, 2100, 2500 series cotton pickers. It features a 40 mm inner diameter and 110 mm outer diameter.