Description
The OEM 705-52-30A00 Komatsu Hydraulic Pump is a genuine, factory-engineered hydraulic pump designed to deliver reliable oil flow and consistent pressure for Komatsu construction and earthmoving equipment. Built to Komatsu’s strict manufacturing standards, this pump ensures smooth machine operation, optimal hydraulic efficiency, and long service life even in demanding job-site conditions.
Manufactured using high-grade materials and precision machining, the 705-52-30A00 hydraulic pump provides dependable performance for critical hydraulic functions such as boom, arm, bucket, and auxiliary circuits. Choosing an OEM pump protects your machine, reduces downtime, and maintains the original performance specifications intended by Komatsu.
Compatible Models
- Komatsu D155A-6 (S/N 85001-85076)
- Komatsu D155A-6R (S/N 85077-UP)
- Komatsu D155AX-6 (S/N 80001-81027, 81028-UP)
- Komatsu D155AX-6A (S/N 80001-81027)
- Komatsu D155AX-7 (S/N 90001-UP)
🔧 Key Features & Benefits
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Genuine OEM Komatsu part – exact fit and performance
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High-efficiency hydraulic output for smooth, responsive operation
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Robust construction for heavy-duty applications
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Reduced wear & longer service life compared to non-OEM alternatives
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Fully compatible with specified Komatsu machines
⭐ Customer Reviews
⭐⭐⭐⭐⭐ (5/5)
“Perfect fit and performance. Machine runs smoothly again with strong hydraulic response.”
⭐⭐⭐⭐⭐ (5/5)
“OEM quality is clear. Installation was straightforward and delivery was quick.”
⭐⭐⭐⭐ (4/5)
“Great pump, slightly higher price than aftermarket but worth it for reliability.”
❓ Frequently Asked Questions (FAQ)
Q1: Is this a genuine Komatsu hydraulic pump?
Yes, part number 705-52-30A00 is a genuine OEM Komatsu hydraulic pump.
Q2: Which machines is this pump compatible with?
Compatibility depends on the machine model and serial number. Always confirm with your equipment details before ordering.
Q3: What are the advantages of OEM over aftermarket pumps?
OEM pumps offer precise fitment, correct hydraulic performance, longer lifespan, and reduced risk of system failure.
Q4: Does the pump come with a warranty?
Warranty terms depend on the supplier, but OEM Komatsu parts typically include a manufacturer-backed warranty.
Q5: Can this pump be used as a replacement for reconditioned units?
Yes. This new OEM pump is an ideal replacement for worn or reconditioned hydraulic pumps.




