421-4957 upper radiator hose for CAT E329D2 cooling systems. Heat-resistant, OEM-fit, reliable seal.
OEM-compatible upper water hose for CAT E329D2
Made of heat- and pressure-resistant rubber material
Ensures reliable coolant circulation and leak prevention
Easy to install with precise bending and fitting shape
Ideal for maintenance, repair, and stock inventory
YNF16760 is a radiator upper hose designed for Caterpillar E329D2 excavators, matching part number 421-4957. As a critical link in the cooling system, it ensures stable coolant flow from the engine to the radiator. Manufactured from durable, high-temp rubber, this hose offers a long service life even under engine bay heat and vibration. It fits OEM standards and is preferred by repair shops and equipment dealers for its performance and reliability in engine thermal management.
| Parameter | Value |
|---|---|
| Product Name | Upper Radiator Hose (上水管) |
| Part Number | 421-4957 |
| YNF Number | YNF16760 |
| Applicable Model | Caterpillar E329D2 |
| Application | Engine to radiator coolant transport |
| Material | Heat-resistant rubber |
| Category | Excavator Cooling System Parts |
| Brand | YNF |
| Origin | China |
| MOQ | 1 PCS |
| Shipping Method | DHL, FedEx, Sea, Air |
| Payment Terms | T/T, Western Union |
| Application Scenario | Description |
|---|---|
| Excavator Cooling Systems | Connects engine and radiator for coolant |
| Caterpillar Equipment | E329D2-specific upper water hose |
| Maintenance Shops | Common replacement part for repairs |
| Aftermarket Distribution | High-demand item for inventory turnover |
Related Products:
E329D2 water pump
Coolant tank & radiator caps
FAQs:
What is the material type?
Industrial-grade, high-temp rubber compound.
Is this hose flexible?
Yes, with shaped curvature for perfect engine fitment.
Can it be used for other models?
Primarily designed for E329D2; check dimensions before applying to others.
YNF Machinery supplies OEM-quality radiator hoses including 421-4957 for CAT E329D2 machines. This upper water pipe ensures dependable cooling system operation and heat management. Trusted by global buyers for performance and cost-efficiency. Contact our sales team today to get a tailored quote.
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