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Heavy-Duty Main Hydraulic Pumps & High-Pressure Piston Pump Assemblies
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5179726 Hydraulic Pump for Ford New Holland 4835 6635 7635 8160 Case JX70U JX80
5179726 Hydraulic Pump for Ford New Holland 4835 6635 7635 8160 Case JX70U JX80 Part Number: 5179726 Application: for Ford New Holland 4835 6635 7635 8160 Case JX70U JX80 Condition: New Aftermarket Parts In Stock ...Regular price $ 139 -
Hydraulic Pump Spare Parts Repair Kit for Rexroth AP2D12 Bobcat 331
Hydraulic Pump Spare Parts Repair Kit for Rexroth AP2D12 Bobcat 331 Part Number: AP2D12 Application: For Case 570LXT 580L 580N 586H 588G C100 C50 C60 C70 C80 C90 Condition: New Aftermarket Parts In Stock Key...Regular price $ 960 -
Hydraulic Pump BH525339 for Massey Ferguson Tractor 1007 373 374 377 383 384
Hydraulic Pump BH525339 for Massey Ferguson Tractor 1007 373 374 377 383 384 Part Number: BH525339 Application: for Massey Ferguson Tractor 1007 373 374 377 383 384 Condition: New Aftermarket Parts In Stock Key Features:...Regular price $ 268 -
Hydraulic Pump Cartridge 3G-2237 For Caterpillar Engine 3406 3408 Loader 966C
Hydraulic Pump Cartridge 3G-2237 For Caterpillar Engine 3406 3408 Loader 966C Part Number: 3G-2237 Application: For Caterpillar Engine 3406 3408 Loader 966C Condition: New Aftermarket Parts In Stock Key Features: Direct-fit replacement: No modification required...Regular price $ 290 -
Hydraulic Pump 5085685 for New Holland 5010S 4010S 3010S TD60D TD70D TD75D TD80D
Hydraulic Pump 5085685 for New Holland 5010S 4010S 3010S TD60D TD70D TD75D TD80D Part Number: 5085685 Application: for New Holland 5010S 4010S 3010S TD60D TD70D TD75D TD80D Condition: New Aftermarket Parts In Stock Key Features: Direct-fit...Regular price $ 130 -
Hydraulic Pump Cartridge 3G-2746 3G2746 For Caterpillar D250B D300B 963 814B 930
Hydraulic Pump Cartridge 3G-2746 3G2746 For Caterpillar D250B D300B 963 814B 930 Part Number: 3G-2746 3G2746 Application: For Caterpillar D250B D300B 963 814B 930 Condition: New Aftermarket Parts In Stock Key Features: Direct-fit replacement: No modification...Regular price $ 280
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.