Hydraulic Oil Cooler 203-03-71140 949x260mm wholesale supplier for Komatsu PC100-5 PC120-5 bulk order aftermarket replacement

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Hydraulic Oil Cooler 203-03-71140 for Komatsu PC100-5 PC120-5 Excavator

This high-performance tall hydraulic oil cooler assembly (949x260mm) is engineered for Komatsu PC100-5 and PC120-5 series excavators. With its extended vertical core and reinforced construction, it provides superior heat dissipation compared to standard replacements, effectively maintaining lower hydraulic oil temperatures during heavy load and continuous operation.

Brands:
Komatsu
Vehicle Fitment:
Komatsu Excavator
Lead Time:
60 days
Target Audience:
Distributors, Wholesalers
Customization:
Logo, Packaging and Branding
Minimum Order:
20
Warranty:
12 Months

Availability:



Inquiry

Product Description

Product Description

Hydraulic Oil Cooler Cross Reference 203-03-71140

OEM Numbers	Notes
203-03-71140	Primary OE number
2030371140	Common formatted reference

Vehicle Applications for Hydraulic Oil Cooler 203-03-71140

Make	Model	Years	Type
Komatsu	PC100-5	1990s–2000s	Excavator
Komatsu	PC100-5Z / PC100L-5	1990s–2000s	Excavator
Komatsu	PC120-5	1990s–2000s	Excavator
Komatsu	PC120-5S / PC120-5Z	1990s–2000s	Excavator
Komatsu	PC130-5	1990s–2000s	Excavator

Technical Specifications Hydraulic Oil Cooler 203-03-71140

Parameter	Value
Type	Hydraulic Oil Cooler Assembly
Material	High-Strength Aluminium
Dimensions	949 mm (Height) × 260 mm (Width)
Core Design	Tall Vertical High Density
Cooling Type	High Efficiency Oil-to-Air
Mounting	Top & Bottom Reinforced Flanges
Application	Komatsu PC100-5 / PC120-5 Series
Condition	New aftermarket replacement

FAQ Hydraulic Oil Cooler 203-03-71140 for Komatsu PC100 PC120

What machines is the 203-03-71140 hydraulic oil cooler compatible with?

It is a direct fit for Komatsu PC100-5, PC120-5 series and related mid-size excavator models.

How does the tall 949mm height design provide better performance?

The significantly taller 949mm core offers much larger cooling surface area than standard coolers, delivering superior heat dissipation and more stable hydraulic oil temperatures under heavy and prolonged operation.

What is the minimum order quantity and lead time for the 203-03-71140?

Our standard MOQ is 20 units with a typical production lead time of 60 days. We support mixed container shipments with other Komatsu cooling system parts.

Why should professional distributors choose this aftermarket 203-03-71140 cooler?

It outperforms many competing replacements with its taller core, reinforced construction, and higher cooling efficiency, providing longer service life, fewer failures, and better value for customers.

How does the 203-03-71140 hydraulic oil cooler improve excavator operation?

It maintains lower and more consistent hydraulic oil temperatures, reducing oil thinning, seal damage, valve issues, and power loss — especially beneficial for PC100-5 and PC120-5 working in demanding conditions.

Do you offer flexible payment terms and private label services?

Yes. Qualified distributors and importers can access flexible credit terms after standard account review. We also provide full private label and custom packaging solutions to support your brand growth.

Product Category

Leading Automotive Parts

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