Isuzu 6BD1 4P Engine Oil Cooler 1-21723-0290 for Excavator Engine Parts

Product Details

Product Overview

This Isuzu 6BD1 4P Engine Oil Cooler, identified by OEM number 1-21723-0290, is a critical component designed for maintaining optimal engine temperature and lubrication in heavy-duty excavator applications. Manufactured to strict quality standards, this oil cooler ensures efficient heat dissipation from the engine oil, preventing overheating and extending the service life of your Isuzu 6BD1 diesel engine.

Engineered specifically for the Isuzu 6BD1 engine platform, commonly found in various construction and earthmoving equipment, this part is a direct replacement for the original equipment. It is a 100% new unit, ensuring reliable performance and seamless integration with your existing engine system. The brand part is precision-machined to meet or exceed OEM specifications, providing a cost-effective solution without compromising on quality.

As a key component in the engine’s cooling system, this oil cooler plays a vital role in maintaining proper oil viscosity and protecting internal engine components from thermal stress. It is suitable for a wide range of Isuzu-powered machinery, including excavators, wheel loaders, and other heavy equipment.

Key Features & Benefits

• Direct OEM Replacement: Precisely engineered to match the original Isuzu 1-21723-0290 specifications, ensuring a perfect fit and hassle-free installation on your 6BD1 engine.
• High-Efficiency Cooling: Advanced core design maximizes heat transfer, effectively regulating engine oil temperature even under the most demanding operating conditions in excavators and heavy machinery.
• Superior Build Quality: Constructed from high-grade aluminum and steel alloys to withstand high pressures, thermal cycling, and corrosive elements, ensuring long-term durability.
• 100% New Condition: This is a brand-new, non-remanufactured component, guaranteeing zero wear and immediate peak performance upon installation.
• Rigorous Testing: Each unit undergoes a machinery test report and outgoing video inspection to verify leak-proof integrity and proper flow characteristics before shipment.
• Restored Engine Performance: Replacing a clogged or failing oil cooler helps maintain proper oil pressure and flow, protecting critical engine parts from premature wear and potential failure.

Technical Specifications

OEM Cross-Reference

This oil cooler is the direct replacement for the following Original Equipment Manufacturer part numbers:

• Isuzu OEM: 1-21723-0290
• Compatible Models: This specific cooler is designed for the Isuzu 6BD1 diesel engine platform. It replaces the factory oil cooler unit without modification.

Note: If you have an alternative OEM number not listed, please contact our sales team with your engine model and serial number for cross-verification.

Compatibility

This engine oil cooler is specifically designed for use with the Isuzu 6BD1 diesel engine. It is commonly used for the following applications:

• Excavators: Various models from Isuzu and other OEMs utilizing the 6BD1 engine.
• Wheel Loaders & Bulldozers: Heavy equipment powered by the Isuzu 6BD1 platform.
• Forklifts & Industrial Machinery: Stationary and mobile equipment requiring a 6BD1 cooling system component.

Fitment Note: This part is designed for the Isuzu 6BD1 engine. Please verify your engine model and existing part number to ensure compatibility. We recommend consulting your equipment’s parts manual or contacting our team for confirmation if you are unsure.

Global Supply & Distribution

As a dedicated supplier of aftermarket engine components, is committed to serving the global B2B market. We offer reliable worldwide shipping to major industrial centers and ports, including:

• North America: Los Angeles, Houston, New York, Toronto, Vancouver.
• Europe: Rotterdam, Hamburg, Antwerp, Felixstowe.
• Asia-Pacific: Singapore, Dubai, Sydney, Shanghai.
• Middle East & Africa: Jebel Ali, Durban, Mombasa.

We maintain a robust inventory and efficient logistics network to ensure fast delivery times. Our export experience covers customs documentation and international trade compliance for hassle-free procurement. Whether you need a single unit or bulk orders for fleet maintenance, we can accommodate your requirements.

Quality Assurance

At, quality is paramount. Our Isuzu 6BD1 oil cooler is manufactured in a facility that adheres to strict international quality management standards.

• Manufacturing Standards: Produced using precision tooling and high-grade raw materials to ensure dimensional accuracy and material integrity.
• Testing Procedures: Every unit is subjected to a comprehensive Machinery Test Report to verify performance under simulated operating conditions. An Outgoing Video Inspection is provided for your assurance.
• Warranty: This product is backed by our standard warranty against manufacturing defects. Please contact our support team for specific warranty terms and conditions related to your purchase.

FAQ

Q: Is this oil cooler a direct bolt-on replacement for my Isuzu 6BD1 excavator engine?
A: Yes, this part is designed as a direct OEM replacement. It matches the exact dimensions and mounting points of the original Isuzu 1-21723-0290 oil cooler. However, we always recommend visually comparing your old part with the images provided or consulting your machine’s service manual to confirm compatibility with your specific model variant.

Q: What are the signs that my engine oil cooler needs to be replaced?
A: Common indicators include: visible oil leaks around the cooler core or gasket area, evidence of oil mixed with coolant (milky appearance), engine overheating, or a significant drop in oil pressure. Regular inspection during oil changes can help identify a failing cooler before it causes major engine damage.

Q: Do I need to replace any other parts when installing this oil cooler?
A: While the cooler itself is a complete unit, it is highly recommended to replace the oil cooler gaskets and O-rings during installation to ensure a proper seal. Additionally, flushing the engine’s cooling system and changing the engine oil and filter after installation is good practice to remove any contaminants from the old unit.