531-9885 CAT E320GC Excavator Hydraulic Pump Assembly Main Hydraulic Pump

Other Engine Parts
November 06, 2025
Video Description:
Watch this detailed demonstration of the CAT E320GC Excavator Hydraulic Pump Assembly (part number 531-9885), showcasing its high-strength pump body and precision flow distribution structure. Learn how this core component efficiently converts mechanical energy into hydraulic energy, ensuring stable power output for the excavator's working device.