Komatsu Excavator Hydraulic Pump Genuine Spare Parts - Growshine International - May 13, 2025
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Welcome to Growshine International, your trusted partner for construction machinery parts, heavy truck parts, agricultural machinery parts, and automotive parts. We specialize in the import and export trade of high-quality components, offering a vast selection of genuine and reliable aftermarket spares for various equipment types and brands. At Growshine, we understand the critical need for dependable heavy equipment spare parts to keep your operations running smoothly. Whether you need excavator hydraulic pump replacement or bulldozer engine components, we have you covered.
Top-Quality Hydraulic Pumps for Excavators, Bulldozers, and More
We offer a wide range of Hydraulic Main Pump and Piston Pump units for heavy machinery. Find the OEM NEW Excavator PC3000-6 Hydraulic Main Pump with part numbers 708-2K-00024, 7082K00024, 708-2K-00025, 7082K00025, 708-2K-00013, 7082K00013, 708-2K-00014, 7082K00014 for Komatsu PC3000 Main Pump applications. We stock Hydraulic Main Pump for PC40R and PC45R, part numbers 708-1T-00132, 7081T00132, 708-1T-00131, 7081T00131. Get the Pump Ass'y Loader part number 708-2L-00950, 7082L00950 for Komatsu WA800, WA800L, WA900, WA900L, also available with part numbers 708-25-02044, 7082502044, 708-2L-00951, 7082L00951. Our inventory includes Hydraulic Main Pump for Komatsu Bulldozers D275A with part number 708-1L-00390, 7081L00390, ensuring your bulldozer hydraulic system parts are reliable.
Looking for Hydraulic Pump for Backhoe Loader 410G, 410E? We supply the high-quality AT197383, AT197383 Pump Assy. For Volvo Excavator EC200D, EC210D, we have the Hydraulic Main Pump part number VOE14652930, VOE14652930. Maintain your Komatsu Bulldozer D30AM-17, D31A-17, D31E-17, D31EX-21, D31P-17, D31P-17A, D31PL-17 with Hydraulic Pump part number 705-12-32110, 7051232110. We also stock Hydraulic Main Pump for Komatsu PC750, PC750SE, part number 708-2L-00630, 7082L00630, essential for your excavator parts online search. Don't forget our range of Hydraulic Pump for Komatsu WA380, WA470, WA480 Wheel Loaders, part numbers 708-1S-00970, 7081S00970, 708-1S-00940, 7081S00940, ensuring your wheel loader hydraulic parts are performing optimally.
Swing Gearboxes and Control Valves Available
Beyond hydraulic pumps, Growshine International provides crucial Swing Gearbox and Control Valve components. Find Excavator Spare Parts like the Swing Gearbox for CAT E320D2, E323D2 with part number 378-9517, 3789517. We supply the Swing Device for Hitachi ZX870H-3, ZX870R-3, ZX870-3, ZX850-3 Excavators, including part numbers 9250921, 9250921, 9250922, 9250922, 9251046, 9251046. For Komatsu PC1100, PC1250, PC1100-6, PC1250-8 Excavators, we have the Main Valve and Control Valve part numbers 21N-60-32802, 21N6032802, 709-14-93500, 7091493500. We are your source for all essential construction equipment spare parts, from excavator swing motor parts to control valve seals.
Diverse Range of Pumps and Motors
Growshine offers a broad selection of other critical pumps and motors. Get the Hydraulic Pump for Komatsu PC55, PC35, part numbers 708-3S-11550, 7083S11550, 705-86-14060, 7058614060. For Komatsu PC78US, find the Hydraulic Main Pump part number 708-3T-00215, 7083T00215. We have Bulldozer Piston Pump Assy for Komatsu D275A-5D, part numbers 708-1L-00340, 7081L00340. Need parts for CAT E305, E306? We supply Hydraulic Pump part number 455-7947, 4557947. For larger CAT machines like CAT375, CAT385, CAT390, find the Hydraulic Pump Assy part number 7Y4005, 7Y4005. We specialize in sourcing hard-to-find mining machinery parts and heavy duty machinery components.
Our inventory includes Wheel Loader Hydraulic Gear Pump for Komatsu WA250-5, WA250-6, part numbers 418-18-31101, 4181831101. We supply Hydraulic Pump K7V125, K7V125DTP Main Pump Assy for SY245, SY265 with part number 60280752, 60280752. For Doosan DX420, DX470, DX500, get the Main Pump A8VO200LA1KH1/63R, part number 400914-00248, 40091400248. We stock Hydraulic Pump for Yanmar VIO55-6A, part numbers 172B05-73130, 172B0573130, 172B05-73131, 172B0573131. Find Hydraulic Main Pump K7SP36, K7SP36, K7V28 for Hitachi ZX70-5G, ZX70-5A, part number YD00013056, YD00013056. We are your go-to supplier for aftermarket construction equipment parts.
Growshine International also stocks Hydraulic Pump for Kobelco SK55SR-6E, part number PH10V00013F1, PH10V00013F1. Get Gear Pump for Komatsu Wheel Loader WA500-6, part numbers 708-1G-00060, 7081G00060, 708-1W-00731, 7081W00731, also compatible with WA120-3, WA320-3, WA420-3, WA470-3 Oil Pump applications. We supply Hydraulic Main Pump K3C180DT-1CKR-HL0P for Doosan DH320, part number 4X291816, 4X291816. Keep your Komatsu D61EX running with Fan Pump part number 708-1W-00550, 7081W00550. We offer Piston Pump Main Pump Ass'y for CAT Wheel Loader 966H, 972H, part numbers 292-8768, 2928768. Find the Hydraulic Main Pump for CAT E374DL, part number 295-9676, 2959676. We are your reliable source for reliable construction machinery parts.
Our inventory includes Hydraulic Main Pump for Komatsu PC60-7, part number 708-1W-00042, 7081W00042. For Hitachi ZX282LC-3, we have Hydraulic Pump HPV118, part number 9257345, 9257345. Find the Hydraulic Main Pump for Komatsu PC200-8, part number 708-2L-00500, 7082L00500. We supply Hydraulic Pump for CAT E303.5E, part number 374-2025, 3742025. For Komatsu Wheel Loader WA250-5, WA270-5, WA250L-5, WA250-5L, WA250PZ-5, we stock Hydraulic Pump part numbers 705-56-36040, 7055636040. We offer Hydraulic Main Pump for JCB3CX, part number 20/925586, 20925586. We are a key provider of heavy machinery replacement parts.
We offer Piston Pump Variable Displacement part number 1302447, 1302447 and R986110132, R986110132 for CAT M315. Find Hydraulic Pump for Kobelco SK235SRLC-1E, part number YF10V00002F2, YF10V00002F2. We stock Hydraulic Pump for CAT 365C, part number 266-7952, 2667952. For CAT 349D, we supply Hydraulic Main Pump part number 497-8497, 4978497. We have Hydraulic Pump for Komatsu PC1250-8, part number 708-2L-00682, 7082L00682. Find Hydraulic Pump for Kubota Skid Steer Loaders CK20-1, CK25-1, part number 720-2T-00180, 7202T00180. We provide reliable aftermarket parts heavy equipment needs.
We stock Hydraulic Main Pump for Komatsu D61PX-12, part number 708-1L-00120, 7081L00120. Find the Hydraulic Main Pump for John Deere 345GLC, part number FYB60001831, FYB60001831. We also offer Hydraulic Fan Motor for Komatsu D375A, part numbers 708-7h-00650, 7087h00650, 708-7h-00680, 7087h00680. Get Hydraulic Pump for CAT 305CR, part number 266-6827, 266827. We supply Main Hydraulic Pump for CAT 336D2, part numbers 504-5477, 5045477, 20R8567, 20R8567, crucial for heavy duty truck hydraulic systems as well. We are your source for tractor engine overhaul parts and combine harvester filters.
We carry various Hydraulic Pump K5v80, K5v80dtp, K5v160dth, K5v160dtp, K5v200dth, K5v200dtp, K5v212dtp, K5v Main Pump for Excavator applications. Find Hydraulic Pump for Komatsu PC35MR-3, part number 708-3S-00711, 7083S00711. We have Pump Assembly for Komatsu D61EX-12, part number 708-1L-00120, 7081L00120. For Hitachi ZX650-1, get the Hydraulic Main Pump part number 4447599, 4447599. We supply Hydraulic Pump for Komatsu D275A, part number 708-1T-00421, 7081T00421. Maintain your Komatsu GD555, GD655, GD675 Graders with Fan Motor Assembled part number 708-7S-00671, 7087S00671. We are experts in auto suspension components supplier and car engine timing belt kit sourcing.
Find the Hydraulic Final Drive Travel Motor ASSY for Hitachi UH025-7, part number X2016964, X2016964. We supply Hydraulic Pump for Volvo EC220D, EC235D, part number VOE14603650, VOE14603650. We stock Hydraulic Pump ASSY part numbers 1358863, 1358863, 7Y4005, 7Y4005 for CAT E375, E375L. For Komatsu Trucks HM400-3, we have Hydraulic Pump part number 708-1W-02260, 7081W02260, covering your semi trailer brake shoes needs. Find the Excavator Hydraulic Pump Piston Pump for Komatsu PC300-7L, part numbers 708-2G-00024, 7082G00024. We offer Piston Hydraulic Pump Parts part numbers 296-6714, 2966714 for CAT 414E, 416E, 422E, 426E Backhoe Loaders, and skid steer loader track parts. We provide genuine construction equipment spares.
We stock Main Pump Hydraulic Pump part numbers 708-2H-00030, 7082H00030, 708-2H-00031, 7082H00031 for Komatsu PC400-7. Find Hydraulic Main Pump PVK-2B-505, PVB2B-505 part numbers 4466797, 4466797, 446-6797, 4466797 for Hitachi ZX50, ZX55 Mini Excavator Parts. We supply Main Gear Pump Hydraulic Pump part numbers 708-3D-00020, 7083D00020, 708-2l-31114, 7082l31114 for Komatsu PC138US-8, PC138. Growshine International is your reliable import export spare parts company.
Understanding Common Spare Parts
Hydraulic Pump: Converts mechanical energy into hydraulic energy (flow and pressure) to power hydraulic actuators. Located in the hydraulic system near the engine. Example: Komatsu PC300-7 Hydraulic Pump (English), Гидравлический насос Komatsu PC300-7 (Russian), 小松PC300-7液压泵 (Chinese).
Swing Gearbox: A reduction gear unit connected to the swing motor, providing torque multiplication to rotate the excavator superstructure. Located under the cab/superstructure. Example: CAT E320D2 Swing Gearbox (English), Редуктор поворота CAT E320D2 (Russian), 卡特彼勒E320D2回转减速机 (Chinese).
Control Valve: Directs hydraulic fluid flow to different cylinders and motors based on operator input. Typically located near the hydraulic pumps. Example: Komatsu PC1250 Control Valve (English), Распределитель Komatsu PC1250 (Russian), 小松PC1250控制阀 (Chinese).
Piston Pump: A type of positive displacement pump that uses pistons to move fluid. Commonly used as main hydraulic pumps due to high efficiency and pressure capabilities. Example: CAT 972H Piston Pump (English), Поршневой насос CAT 972H (Russian), 卡特彼勒972H柱塞泵 (Chinese).
Gear Pump: A type of positive displacement pump that uses meshing gears to pump fluid. Often used in auxiliary hydraulic circuits or as charge pumps. Example: Komatsu WA250-6 Gear Pump (English), Шестеренчатый насос Komatsu WA250-6 (Russian), 小松WA250-6齿轮泵 (Chinese).
Fan Motor: A hydraulic motor that drives the engine cooling fan. Typically located near the engine and radiator. Example: Komatsu D375A Fan Motor (English), Гидравлический мотор вентилятора Komatsu D375A (Russian), 小松D375A风扇马达 (Chinese).
Final Drive Travel Motor: A hydraulic motor and reduction gear assembly that drives the tracks or wheels of a machine, enabling movement. Located at the sprocket or wheel hub. Example: Hitachi UH025-7 Travel Motor (English), Бортовой редуктор Hitachi UH025-7 (Russian), 日立UH025-7行走马达 (Chinese).
Hydraulic Cylinder: A linear actuator that converts hydraulic energy into linear motion. Consists of a cylinder barrel, piston, and rod. Used for boom, arm, bucket, etc. Example: Komatsu PC200 Excavator Hydraulic Cylinder (English), Гидравлический цилиндр экскаватора Komatsu PC200 (Russian), 小松PC200挖掘机液压缸 (Chinese).
Radiator: A heat exchanger used to cool the engine coolant or hydraulic fluid. Typically located at the front or side of the machine. Example: CAT D6R Bulldozer Radiator (English), Радиатор бульдозера CAT D6R (Russian), 卡特彼勒D6R推土机水箱 (Chinese).
Axle: A central shaft for a rotating wheel or gear. Heavy trucks and loaders have front and rear axles. Example: Volvo Heavy Truck Axle Shaft (English), Вал моста тягача Volvo (Russian), 沃尔沃重卡桥轴 (Chinese).
Frequently Asked Questions
How do I know if my hydraulic pump is failing?
Signs include slow or weak hydraulics, unusual noise from the pump (whining or grinding), overheating hydraulic fluid, and jerky machine movements. Regular maintenance and checking fluid levels can help prevent issues, but eventual wear requires excavator hydraulic pump replacement.
Can I use aftermarket parts instead of OEM?
Yes, high-quality aftermarket parts from reputable suppliers like Growshine International are designed to meet or exceed OEM specifications, offering a cost-effective alternative for your construction machinery parts and other equipment needs. Ensure your supplier guarantees quality.
How can I find the correct part number for my machine?
Checking your machine's service manual is the best way. You can also often find part numbers directly on the component itself. If you need assistance, providing your machine's make, model, and serial number to a parts specialist at Growshine can help identify the correct genuine spare parts supplier options.
Troubleshooting: Slow Excavator Swing
Issue: Your excavator's swing function is noticeably slow or weak.
Potential Causes & Solutions:
- Low Hydraulic Fluid: Check the hydraulic fluid level and top it up if necessary. Low fluid means the pump can't operate efficiently.
- Clogged Hydraulic Filter: A restricted filter limits flow. Replace the hydraulic filter.
- Faulty Swing Motor: Internal wear or damage in the swing motor reduces torque. The motor may need repair or excavator swing motor replacement.
- Worn Swing Gearbox: Excessive wear in the gears or bearings of the Swing Gearbox (378-9517, 3789517 for CAT E320D2, 9250921, 9250921 for Hitachi ZX870) can cause play and reduced swing speed. Inspection and possible replacement are needed.
- Problem with Swing Control Valve: The control valve (21N-60-32802, 21N6032802 for Komatsu PC1250) might be sticking or have internal leakage, not directing flow correctly to the swing motor. This requires inspection and potential repair or replacement by a qualified technician.
- Hydraulic Pump Wear: If the main hydraulic pump (708-2K-00024, 7082K00024 for PC3000) is worn, it may not be providing enough flow to the swing circuit, affecting all hydraulic functions, including swing. Pressure and flow testing of the pump is recommended, leading to possible pump repair or replacement.
Growshine International is committed to providing comprehensive solutions for your construction equipment spares, heavy truck parts, agricultural machinery parts, and automotive parts needs. Our extensive network allows us to source high-quality reliable construction machinery parts and heavy machinery replacement parts from trusted manufacturers globally. We handle the complexities of import export spare parts to deliver the parts you need, wherever you are. Partner with Growshine for all your aftermarket parts heavy equipment and vehicle requirements, including specialized items like bulldozer hydraulic cylinder seal kit and wheel loader transmission filter.
