196-8429 251-8036 432-8163 251-8037 432-8569 Main Hydraulic Pump Assembly for Cat M322D Wheel Excavators High Quality Heavy Duty Spare Parts

• Serves as the core driving component of the traveling system to transmit power and provide stable driving force for the crawler walking mechanism.
• Ensures smooth and flexible forward, backward and steering actions of Cat 336GC excavator in different construction scenarios.
• Bears the weight of the whole machine and cushions road impact, protecting the traveling motor and related transmission parts effectively.
• Maintains reliable traveling performance in harsh working environments, preventing failures such as weak walking and abnormal noise.
• Reduces wear of internal transmission parts and extends the service life of the entire traveling system.
• Improves moving efficiency during site transfer and on-site operation, ensuring continuous and stable construction progress.

Strategically located in Guangzhou's Huangpu District, IRON CAVALRY (Guangzhou Tieqi Construction Machinery Co., Ltd.) has been a specialist in engineering machinery hydraulics for nearly 15 years.

Our 4,000-square-meter factory is equipped for professional manufacturing, precision assembly, rigorous testing, and quality certification. We maintain a ready inventory of over 500 assembly types, providing access to more than 6,000 different parts, with particular expertise in large mining excavator components.

For large items, we use sturdy plywood crates secured with metal fasteners. Products are cushioned with bubble wrap and secured with wooden braces, with special attention to protecting vulnerable parts. Crates are reinforced with high-strength PET plastic strapping and waterproof black film to ensure safe delivery.

• One-stop solution provider for all hydraulic component needs
• High-quality products at competitive prices
• Exceptional customer service
• Large inventory with short delivery times
• Professional expertise in excavator components