The YNF12287 Radiator Lower Hose is designed for EX75US-5 excavators with 4JG1 engine, serving as the lower hose in the engine cooling system. It returns cooled coolant from the radiator to the engine, ensuring continuous circulation, preventing overheating, and maintaining stable engine temperatures during heavy-duty operation.

• OEM-equivalent replacement for 4415637

• Compatible with EX75US-5 (4JG1 engine)

• Constructed from high-quality, heat-resistant rubber

• Resistant to high temperature, internal pressure, and coolant corrosion

• Flexible design for precise routing and secure installation

• Molded to OEM specifications to prevent leaks

• Ensures stable coolant flow and reliable engine performance

• Suitable for maintenance, repair, or full cooling system replacement

• Machine model: EX75US-5 excavator

• Engine type: 4JG1

• Part type: Radiator Lower Hose

• System: Engine cooling system

• Function: Returns cooled coolant from radiator to engine, maintaining consistent engine temperature

• Part number and model verification

• Technical guidance for hose selection and installation

• Stable supply for aftermarket and bulk orders

• Custom radiator hose solutions available upon request

• Individually packed to maintain hose shape

• Export-standard carton packaging

• Neutral or YNF-branded packaging available

• Can be shipped together with other cooling system components

Q1: Can this hose be used with the EX75US-5 upper hose YNF12286?
A: Yes, it is designed to pair perfectly for a complete radiator hose set.

Q2: Can it withstand heavy-duty operation?
A: Yes, built to endure high temperature and continuous use.

Q3: Are hose clamps included?
A: No, clamps are not included unless specifically requested.

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