The YNF12292 Radiator Lower Hose is designed for EX300-5 and EX350-5 excavators, functioning as the lower hose in the engine cooling system. It returns cooled coolant from the radiator to the engine, maintaining continuous circulation, preventing overheating, and ensuring stable engine temperatures during heavy-duty or prolonged operation.

• OEM-equivalent replacement for 3079182

• Compatible with EX300-5 / EX350-5 excavators

• Made from high-quality, heat-resistant rubber for durability

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

• Flexible design for accurate routing and secure installation

• Molded to OEM specifications for leak-free fit

• Supports stable engine cooling and reliable performance

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

• Machine models: EX300-5, EX350-5 excavators

• Part type: Radiator Lower Hose

• System: Engine cooling system

• Function: Returns coolant from radiator to engine, ensuring consistent temperature control

• Part number and model verification

• Technical guidance for hose selection and installation

• Stable supply for aftermarket and bulk orders

• Custom radiator hose solutions upon request

• Individually packed to maintain hose shape

• Export-standard carton packaging

• Neutral or YNF-branded packaging available

• Can be shipped with other cooling system components

Q1: Can this hose be paired with the corresponding upper hose YNF04403?
A: Yes, it pairs perfectly with YNF04403 for a complete radiator hose set.

Q2: Is it suitable for heavy-duty operation?
A: Yes, built to withstand high temperatures and continuous use.

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

.