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Heavy-Duty Main Hydraulic Pumps & High-Pressure Piston Pump Assemblies
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705-55-34160 7055534160 Hydraulic Pump For Komatsu WA320-3 WA300-3A WA300-3A-X WA320-3
This new aftermarket hydraulic pump assembly is designed as a direct replacement for Komatsu WA320-3 WA300-3A WA300-3A-X WA320-3 series wheel loaders. Built to specifications, it delivers stable hydraulic performance and reliable operation in demanding jobsite conditions....Regular price $ 2,268 -
9T5199 Hydraulic Pump fits for Caterpillar Wheel Loader 980C 980F w/ Engine 3406
9T5199 Hydraulic Pump fits for Caterpillar Wheel Loader 980C,980F w/ Engine 3406Part number: 9T5199 Package Included:Hydraulic Pump*1Application: for Caterpillar Wheel Loader 980C,980F w/ Engine 3406Condition:New Aftermarket In Stock Key Features: Direct-fit replacement: No modification required for...Regular price $ 1,200 -
Hydraulic Pump Assy 708-1U-00160 for Komatsu WB146-5 WB156-5 WB97S-5E0 WB93R-5E0 WB97R-5E0 Backhoe Loader
Hydraulic Pump Assy 708-1U-00160 for Komatsu WB146-5 WB156-5 WB97S-5E0 WB93R-5E0 WB97R-5E0 Backhoe Loader Part Number: 708-1U-00160 Application: for Komatsu WB146-5 WB156-5 WB97S-5E0 WB93R-5E0 WB97R-5E0 Backhoe Loader Condition: New Aftermarket Parts In Stock Key Features: Direct-fit...Regular price $ 5,400 -
117M7-10321 Forklift Parts Hydraulic Pump For H2000,C240,Z5 3T, SGP1A31.9D2H9L438T
117M7-10321 Forklift Parts Hydraulic Pump For H2000 C240 Z5 3T SGP1A31.9D2H9L438TPart number: 117M7-10321 Package Included:Hydraulic Pump*1Application: For H2000,C240,Z5 3T, SGP1A31.9D2H9L438T Condition:New Aftermarket In Stock Key Features: Direct-fit replacement: No modification required for installation. Stable operation: Ensures...Regular price $ 560 -
705-52-10001 Hydraulic Pump fits for Komatsu Graders GD605A-3
705-52-10001 Hydraulic Pump fits for Komatsu Graders GD605A-3 Part Number: 705-52-10001 Application: fits for Komatsu Graders GD605A-3 Condition: New Aftermarket Parts In Stock Key Features: Direct-fit replacement: No modification required for installation. Stable operation: Ensures...Regular price $ 1,068 -
705-56-36030 Hydraulic Pump for Komatsu Compactors WF650T-3
705-56-36030 Hydraulic Pump for Komatsu Compactors WF650T-3 Part Number: 705-56-36030 Application: for Komatsu Compactors WF650T-3 Condition: New Aftermarket Parts In Stock Key Features: Direct-fit replacement: No modification required for installation. Stable operation: Ensures consistent performance under...Regular price $ 2,668
If your excavator is struggling to lift loads or performing sluggishly on the job site, a worn replacement main hydraulic pump is likely the issue. As the primary power source for your machine's movements, a high-efficiency piston pump converts engine power into the high-pressure flow required for heavy digging and lifting. BeeSpareParts offers a wide range of K3V, K5V, and HPV series pumps specifically engineered for the high-intensity demands of construction and mining.
A failing main pump can often be a symptom of deeper system issues. To protect your investment, we highly recommend browsing our to eliminate contaminants that cause premature wear, or checking our for any internal leaks. If only small auxiliary functions are failing, consider inspecting your first. Our main pump assemblies are a cost-effective alternative to OEM units, featuring precision-ground internal components and rugged housings to restore your machine’s factory-spec performance.
Whether you need a Kawasaki-style pump for a Komatsu, a main pump for a Doosan, or a heavy-duty unit for a Hitachi excavator, our parts are rigorously factory-tested for pressure stability and ready for fast international shipping. Eliminate downtime and regain your digging power—upgrade to a premium hydraulic pump solution today.
Fits for:
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Engine & Model Series: 6BT, 6CT, 6D102, 6D107, S6K, J05E, J08E, 4HK1, 6HK1.
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Equipment Models: ZX, PC, SK, EC, EX series excavators, crawler cranes, and heavy-duty loaders.