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Heavy-Duty Main Hydraulic Pumps & High-Pressure Piston Pump Assemblies
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Hydraulic Pump 705-11-34011 705-11-34060 compatible with Komatsu Motor Grader GD705A-4 GD705A-4A Wheel Loader WA120-1 WA120-1LC 512
Part Name: Hydraulic Pump Part Number: 705-11-34011, 7051134011, 705-11-34060, 7051134060 Fit for Komatsu Motor Grader GD705A-4 GD705A-4A Fit for Komatsu Wheel Loader WA120-1 WA120-1LC 512 Key Features: Direct-fit replacement: No modification required for installation. Stable operation:...Regular price $ 319 -
For Komatsu Grader GD705A-4A GD705A-4 GD705A-3A GD705A-3 Hydraulic Pump 705-52-20090 705-52-20160
For Komatsu Grader GD705A-4A GD705A-4 GD705A-3A GD705A-3 Hydraulic Pump 705-52-20090 705-52-20160 Part Number: 705-52-20090 705-52-20160 Application: For Komatsu Grader GD705A-4A GD705A-4 GD705A-3A GD705A-3 Condition: New Aftermarket Parts In Stock Key Features: Direct-fit replacement: No...Regular price $ 659 -
705-24-30010 Hydraulic Pump fits for Komatsu Graders GD705A-3 GD705A-4
Part Number: 705-24-30010,7052430010 Applicationfor Komatsu Grader GD705A-3 GD705A-3A GD705A-4 GD705A-4A GD705A-4A S/N 11001-UP GD705A-4 S/N 21001-UP GD705A-3A S/N 10002-UP GD705A-3 S/N 10002-UP Key Features: Direct-fit replacement: No modification required for installation. Stable operation: Ensures consistent performance...Regular price $ 868 -
234-60-65400 Hydraulic Pump for Komatsu GD705A-4 KFP32 Series
234-60-65400 Hydraulic Pump for Komatsu GD705A-4 KFP32 Series Part Number: 234-60-65400 Application: for Komatsu GD705A-4 KFP32 Series Condition: New Aftermarket Parts In Stock Key Features: Direct-fit replacement: No modification required for installation. Stable operation:...Regular price $ 1,192 -
Fits For Komatsu GD705 Hydraulic pump P/N: 705-12-35010
Fits For Komatsu GD705 Hydraulic pump P/N: 705-12-35010 Part Number: 705-12-35010 Application: GD705 Condition: New Aftermarket Parts In Stock Key Features: Direct-fit replacement: No modification required for installation. Stable operation: Ensures consistent performance under...Regular price $ 629 -
Hydraulic Pump Assy 23A-60-11203 23A-60-11202 for Komatsu Motor Grader GD505A-3 GD505A-3A GD611A-1
Hydraulic Pump Assy 23A-60-11203 23A-60-11202 for Komatsu Motor Grader GD505A-3 GD505A-3A GD611A-1 Part Number: 23A-60-11203 23A-60-11202 Application: for Komatsu Motor Grader GD505A-3 GD505A-3A GD611A-1 Condition: New Aftermarket Parts In Stock Key Features: Direct-fit replacement:...Regular price $ 1,168
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.