If your equipment is experiencing slow cycle times or hydraulic power loss, finding a reliable 708-7S-00550 replacement is critical. This high-pressure variable displacement axial piston pump is specifically engineered for the 7087S00550 specification to ensure seamless integration with your loader hydraulic circuit.
As a specialized supplier of heavy equipment powertrain and hydraulic solutions, we stock both Brand New OEM Standards and Genuine Components for immediate dispatch. Whether you are performing a routine overhaul or urgent field repair, our parts meet the rigorous demands of construction and mining environments.
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| Field | Details and Specifications |
|---|---|
| Model NO. | WA380-6 / WA430-6 Wheel Loader |
| Product Name | Main Hydraulic Pump / Piston Pump Assembly |
| Part Number | 708-7S-00550 / 7087S00550 |
| Type | Hydraulic Variable Displacement Pump |
| Condition | Brand New, OEM Standard Replacement |
| MOQ | 1 Piece |
| Stock Status | In Stock / Fast Dispatch Available |
| Packaging | Heavy-Duty Industrial Export Packing (Wooden Case) |
| Application | Engine rebuild, hydraulic overhaul, loader maintenance |
| Payment Terms | T/T, Western Union, MoneyGram |
| Delivery Methods | DHL, Fedex, EMS, UPS, Air Cargo, or Sea Freight |
| Core Sourcing Features | Our OEM Standard Replacement | Common Low-Cost Aftermarket |
|---|---|---|
| Internal Structure | High-precision tri-metal plate & piston kits | Standard recycled steel materials |
| Flow Stability | Constant power control for WA430-6 loads | Frequent pressure drops under high load |
| Sealing Technology | High-temperature resistant Viton seal kits | Standard nitrile rubber (Nitrile) |
| Noise Levels | Low vibration design (Meets OEM dB levels) | High-pitched operational whining |
| Installation Fit | 100% Bolt-on ready (No modifications) | Alignment issues with hydraulic ports |
| Service Life | Designed for 8,000+ operational hours | Fails within 1,500 - 2,000 hours |
Q: Why is my WA430-6 loader moving slow even with high engine RPM?
A: This often indicates internal leakage within the 708-7S-00550 pump. When the piston slippers or cylinder block face wears out, the pump cannot maintain the displacement required for the main valve. We recommend a flow test to confirm if the 7087S00550 needs replacement.
Q: My hydraulic oil is overheating quickly. Is the 708-7S-00550 responsible?
A: Yes, excessive internal friction or a failing compensator valve on the pump can generate extreme heat. Replacing the unit with an OEM-standard 708-7S-00550 assembly usually restores system temperature balance.
Q: Why Choose This Hydraulic Pump?
A: Our units feature an OEM-standard tri-metal structure and are trusted by repair shops & equipment fleets globally for their durability and exact matching of factory specs.
Not sure how this issue affects your equipment?
Our technical team helps operators:
Identify potential risks during maintenance of WA380-6 and WA430-6 loaders
Recommend suitable replacement parts if needed based on serial numbers
Support both inspection advice and parts supply for global projects
Don't let a faulty pump stall your project. Send Your Part Number to our experts for a quick quote.
Our Core Expertise & Support Range:
We provide premium engine assemblies and hydraulic solutions for global heavy machinery brands. Our warehouse maintains a ready stock of precision components for Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai. Beyond hydraulic pumps, we specialize in high-durability engine parts including:
Maintenance Support & Common Search Guide:
Our goal is to reduce downtime for fleet operators and repair shops. Whether you are searching for a 708-7S-00550 supplier in China, a replacement hydraulic pump for WA430-6, or heavy equipment engine rebuild parts, we offer data-backed advice and fast global logistics. From crankshaft bearing clearance specs to excavator hydraulic pump assembly, our technical team is ready to support your maintenance needs with OEM-quality reliability.
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