708-2G-11116 Main Hydraulic Pump Assembly HPV140 for PC300-7 and PC360-7 Excavators
The 708-2G-11116 hydraulic main pump is a replacement hydraulic pump for Komatsu PC300-7 and PC360-7 excavators. It primarily provides stable hydraulic pressure and flow, helping to restore performance when problems such as slow machine operation, low pressure, overheating, abnormal noise, or oil leaks occur. It is ideal for construction, mining, and heavy earthmoving operations.
PC300-7 Hydraulic Pump Specifications
| Product Name |
Hydraulic Main Pump |
| Product Category |
Hydraulic System Components |
| Main Pump Model |
HPV140 |
| Part Number |
708-2G-11116 |
| Minimum Order Quantity |
1 piece |
| Payment Method |
Western Union, T/T |
| Shipping Method |
UPS/DHL/EMS/TNT/FedEx |
Applicable Komatsu Excavators: PC300-7, PC300LC-7, PC350-7, PC360-7
Features and Advantages
Stable output flow, fast hydraulic response
High-strength cylinder block and flow distribution structure, excellent high-pressure resistance
Improves overall machine working efficiency and fuel utilization
Reduces hydraulic system vibration and operating noise

Komatsu PC300-7 Main Hydraulic Pump HPV140 Dual Piston Pump 708-2G-11116
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 diesel engine models. If you can provide the engine model or original part number, we can confirm compatibility before shipping 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.