Case IH 1989462C1 Shaft – Lower Unloading Auger Gearbox Input Shaft

Case IH 1989462C1 Shaft

The Case IH 1989462C1 Shaft is a heavy-duty gearbox input shaft designed for the lower unloading auger drive system in Case IH Axial-Flow combines. This shaft transfers power from the unloading drive mechanism to the grain tank unloading auger gearbox, ensuring smooth and efficient grain unloading during harvest operations. It is commonly identified as the Lower Gearbox Input Shaft or Unloader Auger Input Shaft.

Manufactured from high-strength alloy steel and precision-machined to OEM specifications, the 1989462C1 shaft is engineered to withstand high torque loads, vibration, and continuous operation in demanding harvesting environments. Dawopu supplies premium aftermarket replacements that provide excellent durability, accurate fitment, and reliable field performance.

Product Features

• OEM Part Number: 1989462C1
• Product Type: Gearbox Input Shaft
• Designed for unloading auger drive systems
• Precision-machined keyway shaft
• High-strength alloy steel construction
• Excellent torque transmission capability
• Heat-treated for enhanced durability
• Superior wear and fatigue resistance
• OEM-quality replacement part
• Long service life in heavy-duty harvesting applications

Compatible Case IH Equipment

The Case IH 1989462C1 Shaft is commonly used on Axial-Flow combines, including:

• Case IH 1640
• Case IH 1644
• Case IH 1660
• Case IH 1666
• Case IH 1680
• Case IH 1688
• Case IH 2144
• Case IH 2166
• Case IH 2188
• Case IH 2344
• Case IH 2366
• Case IH 2377
• Case IH 2388
• Case IH 2577
• Case IH 2588

Compatibility information is referenced from multiple agricultural parts catalogs.