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Heavy-Duty Main Hydraulic Pumps & High-Pressure Piston Pump Assemblies
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705-11-36000 Hydraulic Pump fits for Komatsu Wheel Loaders W120-2
705-11-36000 Hydraulic Pump fits for Komatsu Wheel Loaders W120-2 Part number: 705-11-36000 Package Included: HYDRAULIC PUMP*1 Application:fits for Komatsu Wheel Loaders W120-2 Condition: New Aftermarket In Stock Key Features: Direct-fit replacement: No modification required for installation....Regular price $ 580 -
705-11-36100 Hydraulic Pump fits for Komatsu Wheel Loaders 530-1 W90-2 W120-3
705-11-36100 Hydraulic Pump fits for Komatsu Wheel Loaders 530-1 W90-2 W120-3Part number:705-11-36100 Package Included:Hydraulic Pump *1Application: fits for Komatsu Wheel Loaders 530-1 W90-2 W120-3 Condition:New Aftermarket In Stock Key Features: Direct-fit replacement: No modification required for...Regular price $ 998 -
705-12-36010 Hydraulic Pump fits Komatsu Wheel Loaders WA450-1 WA450-2 WA470-1
705-12-36010 Hydraulic Pump fits Komatsu Wheel Loaders WA450-1 WA450-2 WA470-1 Part number:705-12-36010 Package Included: HYDRAULIC PUMP*1 Application: fits Komatsu Wheel Loaders WA450-1 WA450-2 WA470-1 Condition: New Aftermarket In Stock Key Features: Direct-fit replacement: No modification required...Regular price $ 550 -
705-12-37010 Hydraulic Pump fits for Komatsu Wheel Loaders WA450-1 WA470-1
705-12-37010 Hydraulic Pump fits for Komatsu Wheel Loaders WA450-1 WA470-1 Part number:705-12-37010 Package Included: HYDRAULIC PUMP*1 Application: fits for Komatsu Wheel Loaders WA450-1 WA470-1 Condition: New Aftermarket In Stock Key Features: Direct-fit replacement: No modification required...Regular price $ 550 -
705-12-37040 Hydraulic Pump fits for Komatsu Loader WA450-1 WA450-1-A WA470-1
705-12-37040 Hydraulic Pump fits for Komatsu Loader WA450-1 WA450-1-A WA470-1 Part number:705-12-37040 Package Included: HYDRAULIC PUMP*1 Application: fits for Komatsu Loader WA450-1 WA450-1-A WA470-1 Condition: New Aftermarket In Stock Key Features: Direct-fit replacement: No modification required...Regular price $ 550 -
803013093 XCMG LW400K LW500F zl30g zl50 wheel loader parts Fits XCMG hydraulic pump
803013093 XCMG LW400K LW500F zl30g zl50 wheel loader parts Fits XCMG hydraulic pumpPart number: 803013093Package Included:Aftermarket hydraulic pump *1Application:LW400K LW500F zl30g zl50 Condition:New Aftermarket In Stock Key Features: Direct-fit replacement: No modification required for installation. Stable...Regular price $ 790
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.