D39PX-22 Hydraulic Pump Repair Kit 720-2M-00071 Main Pump Repair Replacement Parts
Part 720-2M-00071 for repairing the D39PX-22 hydraulic pump is suitable for overhauling, maintaining, and restoring the performance of the hydraulic pump in Komatsu D39PX-22 bulldozers. It effectively solves problems such as insufficient hydraulic pump pressure, slow operation, abnormal noise, internal wear, leakage, and decreased efficiency.
D39PX-22 Hydraulic Pump Repair Kit Specifications
| Product Name |
Hydraulic Pump Repair Kit |
| Hydraulic Pump Part Number |
720-2M-00071 |
| Material |
Alloy steel, high wear-resistant copper alloy |
| Minimum Order Quantity |
1 piece |
| Payment Method |
Western Union, T/T |
| Shipping Method |
UPS/DHL/EMS/TNT/FedEx |
Applicable Models
Bulldozer: D39PX-22
Applications: Hydraulic pump repair, overhaul, refurbishment
Kit Contents: Swashplate, piston, pump body, ball joint, saddle bearing, servo rod, distributor plate, return plate, etc.
Features and Advantages
Includes core wear parts required for hydraulic pump overhaul
High-precision fit, reducing internal leakage
Improves hydraulic system pressure stability
Improves sluggish operation and power reduction issues
Suitable for hydraulic pump refurbishment and remanufacturing

Komatsu D39PX-22 Hydraulic Pump Overhaul Kit Package
Guangzhou Minshun Machinery Equipment Co., Ltd.
We specialize in the sales and service of diesel engine assemblies and construction machinery parts. Our product line covers engine assemblies, filtration systems, electronic control components, hardware accessories, wiring harnesses, and electrical accessories. Our service area includes Canada, the United States, the United Kingdom, Mexico, the Netherlands, Kazakhstan, Mongolia, Russia, Australia, Malaysia, Turkey, Indonesia, Singapore, Thailand, South America, South Africa, and other countries and regions.
Our Product Range
| Engine Rebuild Kit |
Turbochargers |
Engine Diesel Pumps |
Engine Controllers (ECU) |
| Cylinder Blocks |
Cylinder Heads |
Water Pumps |
Injectors |
| Starter Motors |
Filters |
Other Engine Accessories |
Excavator Hydraulic Pumps |
| Swivel Components |
Distributor Valves |
Travel Motor Assemblies |
Chassis Components and Other Accessories |


Frequently Asked Questions
Q1: What is your main products?
A1: We are specialized in the excavator engine spare parts, for example Main cylinder block, cylinder head, crankshaft, Engine assembly, piston, cylinder liner, piston ring, camshaft, connecting rod, oil pump, water pump, valve series products, movement, etc. almost all parts of the entire engine.
Q2: Do you test all products before shipping?
A2: Yes, we conduct 100% testing before shipping.
Q3: Which engine models is this Hydraulic Main Pump compatible with?
A3: This product is designed for specific machine models. If you can provide the excavator model or nameplate, we can confirm compatibility before shipment to avoid incompatibility issues.
Q4: Can you provide cross-reference information for OEM part numbers?
A4: Yes, we support original part interchange. Please provide the original part number, and we will verify the replacement part accordingly.
Q5: What should I do if there is a problem with the product?
A5: Our products undergo professional testing and are of very stable quality. If you do find any problems, please contact us. We have a professional after-sales team to help you solve the problem.
Why Choose Us?
• Over 20 years of focus on construction machinery – offering a full range of excavator assemblies and accessories.
• Get a Quote – Our professional team will provide you with a quote immediately upon receiving your requirements.