CAT 5579567 (557-9567) Water Pump for C9.3 C9.3B Engine | Fits 336 340 966M D6T
CAT 5579567 (557-9567) Water Pump for C9.3 C9.3B Engine | Fits 336 340 966M D6T
Premium engine water pump designed specifically for Caterpillar (CAT) C9.3B and C9.3 diesel engines, delivering efficient coolant circulation and high-performance thermal regulation. Built to handle heavy-duty duty cycles, this water pump ensures optimal cooling flow to protect high-horsepower machinery from overheating in demanding construction, mining, forestry, and earthmoving environments.
Product Highlights
- Part Number: 5579567 / 557-9567
- Engine Compatibility: Engineered exclusively as a direct drop-in replacement for reliable Caterpillar C9.3 and C9.3B heavy-duty industrial engines.
- Heavy-Duty Construction: Manufactured with top-tier anti-corrosive cast iron housing and precision-balanced impellers to resist cavitation, erosion, and continuous thermal stress.
- Advanced Cooling Seal Group: Equipped with premium alloy seals and robust bearing sets to eliminate coolant leakage and ensure stable pressure throughout the entire cooling system.
Technical Specifications
| Parameter | Specification |
|---|---|
| Part Number | 5579567 / 557-9567 |
| Product Type | Heavy-Duty Engine Water Pump |
| Primary Engine Fit | Caterpillar (CAT) C9.3 / C9.3B Industrial Engines |
| Material Housing | High-Strength Precision Cast Materials & Alloy Unitized Seals |
| Application Range | Caterpillar Heavy Machinery, Excavators, Wheel Loaders, and Track Dozers |
| Warranty | 12 Months Warranty |
Compatible Models & Equipment
This premium 557-9567 water pump fits a wide selection of Caterpillar heavy-duty equipment powered by the CAT C9.3 or C9.3B diesel engine:
- Caterpillar Hydraulic Excavators: 336 / 336E / 336E L / 336E LH / 336E LN / 336E LNH / 336E H / 336F / 336F L / 336F LN / 336F XE / 336F L XE / 336F LN XE / 336F LNXE / 340 / 340F / 340F L / 340F L RE / 340F L UHD / 345 / 345 GC / 349 GC / 350 / 350 OEM / 336 MHPU / 340MHPU
- Caterpillar Wheel Loaders: 966 / 966 GC / 966K / 966K XE / 966L / 966M / 966M XE / 966XE / 972 / 972K / 972L / 972M / 972M XE / 972 XE / 972XE / 973 / 973K
- Caterpillar Track-Type Tractors (Bulldozers): D6 / D6 XE / D6T / D6T LGP / D6T LGPPAT / D6T XL / D6T XL PAT / D6T XW / D6T XW PAT / D7 / D7E / D7E LGP
- Caterpillar Motor Graders: 12M 2 / 12M 3 / 12M 3 AWD / 140 / 140M 2 / 140M 3 / 140M 3 AWD / 150 / 160 / 160M 2 / 160M 3 / 160M 3 AWD
- Caterpillar Wheel Tractor-Scrapers: 627 / 627K / 627K LRC / 637 / 637K
- Caterpillar Forestry Machinery: 586C / 2864C / 568 FM / 568 FM LL / FM568
Key Applications
- C9.3 & C9.3B Engine Thermal Management: Restores factory-standard coolant flow rates to regulate cylinder block temperatures and preserve stable engine performance under heavy torque.
- Heavy Earthmoving & Construction Fleet Maintenance: Engineered to provide reliable operations for high-tonnage excavators, wheel loaders, and motor graders operating in harsh environment duty cycles.
- Cooling System Overhaul: Ideal replacement part for curing common weeping issues or bearing noises from aging original factory pumps.
Why Choose Our Aftermarket CAT 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 engine technical experts.
Frequently Asked Questions (FAQ)
Q: Does this water pump include the installation gasket kit for the C9.3 / C9.3B engine?
A: Yes, our premium aftermarket 557-9567 water pump comes complete with high-quality installation gaskets and O-rings to ensure a seamless, leak-free seal upon installation.
Q: Will this pump fit both standard 336F and 966M wheel loaders?
A: Absolutely. As long as your heavy equipment model is equipped with the specified Caterpillar C9.3 or C9.3B engine configuration, this pump serves as a direct drop-in replacement part.
Q: What quality checks do your water pumps undergo?
A: Each pump is precision-machined and undergoes rigorous pressure and spin testing to ensure zero housing porosity and flawless seal performance before worldwide shipment.
Q: How long does international shipping take?
A: In-stock orders are typically dispatched within 3–5 business days. We offer expedited shipping and global air freight options for emergency machine breakdown situations.
Need a Quote for CAT 5579567?
Contact us today for the latest pricing, bulk discounts, and shipping availability.
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