Komatsu 708-1S-11190 (7081S11190) Piston Pump | Fits D65PX-15 WA380-6
Komatsu 708-1S-11190 (7081S11190) Piston Pump | Fits D65PX-15 WA380-6
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Premium hydraulic piston pump designed as a direct OEM-compatible replacement for Komatsu crawler dozers and wheel loaders, ensuring precision cooling control and reliable power transmission. Built to deliver optimal volumetric efficiency, high-pressure performance, and an extended service life in demanding earthmoving, mining, and construction applications.
Product Highlights
- Part Number: 708-1S-11190 / 7081S11190
- Direct Fit OEM Replacement: Form, fit, and function match original Komatsu engineering specifications perfectly without requiring any mounting modifications.
- Heavy-Duty Construction: Manufactured with high-strength alloys and wear-resistant precision internal parts to withstand extreme hydraulic pressures and continuous high-load operations.
- Optimized Efficiency: Advanced piston design provides precise hydraulic flow to drive cooling fan motors efficiently, maintaining optimal engine operating temperatures.
Technical Specifications
| Parameter | Specification |
|---|---|
| Part Number | 708-1S-11190 / 7081S11190 |
| Product Type | Heavy-Duty Hydraulic Piston Pump (Fan Pump) |
| Brand Compatibility | Komatsu |
| Application | Hydraulic Cooling Fan Drive System |
| Material | High-Strength Precision Alloys & Cast Materials |
| Warranty | 12 Months Warranty |
Compatible Models & Equipment
This premium piston pump is precision-engineered to fit the following Komatsu heavy equipment:
- Komatsu Crawler Dozers: D65EX-15 / D65PX-15 / D65WX-15 / D85EX-15 / D85PX-15
- Komatsu Wheel Loaders: WA380-6 / WA430-6 / WA470-6 / WA480-6
Key Applications
- Hydraulic Fan Drive System: Delivers high-pressure fluid power directly to hydraulic cooling fan motors for accurate temperature control.
- Earthmoving & Construction Duty: Built to maintain steady pressure and cooling output during demanding earthmoving, quarrying, and land-clearing work.
- System Pressure Restoration: Restores proper cooling fan speed and prevents engine overheating caused by internal piston wear in old pumps.
Why Choose Our Aftermarket Komatsu Pumps?
- Guaranteed OEM Quality: Manufactured under strict ISO 9001 quality standards to match or exceed original equipment performance and durability.
- Cost-Effective Solution: Achieve premium dealer-level reliability and identical performance at a fraction of the OEM replacement price.
- Ready to Ship: Kept in stock for immediate worldwide dispatch to reduce your machine's idle downtime significantly.
- Industry-Leading Support: Backed by a full 1-year warranty and a team of professional heavy machinery hydraulic technical experts.
Frequently Asked Questions (FAQ)
Q: Is this piston pump a direct replacement for Komatsu part number 708-1S-11190?
A: Yes, this is a premium OEM-compatible aftermarket replacement pump manufactured to exact Komatsu dimensions and specifications for direct drop-in installation.
Q: What is covered under the 12-month warranty?
A: Our 12-month warranty fully covers all manufacturing defects, material failures, and operational issues under standard working conditions.
Q: Does this pump require special flushing before installation?
A: We strongly recommend flushing the hydraulic cooling circuit and replacing hydraulic fluid filters before installation to prevent debris from damaging new precision pistons.
Q: How long does international shipping take?
A: In-stock orders are typically dispatched within 3–5 business days. Express shipping options are available for urgent machine breakdown situations.
Need a Quote for Komatsu 708-1S-11190?
Contact us today for the latest pricing, bulk discounts, and shipping availability.
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