The YNF12598 Radiator Lower Hose (OEM Part No. 14510779) is designed for EC290B excavators. Installed between the radiator outlet and the engine coolant inlet, it returns cooled coolant back to the engine, completing the cooling circulation system.

Manufactured according to OEM specifications, this lower hose provides precise fitment, secure sealing, and reliable durability. It is built to withstand high temperatures, pressure fluctuations, and heavy-duty operating conditions, helping maintain stable engine temperature and prevent overheating.

• OEM Part Number: 14510779

• YNF Part No.: YNF12598

• Compatible with EC290B excavator

• Radiator Lower Hose 

• High-quality rubber resistant to heat, pressure, and coolant corrosion

• Reinforced construction for extended service life

• Precision-molded for leak-free and secure installation

• OEM-standard direct replacement

• Machine model: EC290B

• Component type: Radiator Lower Hose

• Installation position: Radiator outlet to engine inlet

• Function: Returns cooled coolant to engine for stable temperature control

• OEM part number verification assistance

• Model compatibility confirmation

• Stable supply for export and aftermarket distribution

• OEM and customized production available

• Individually packed to prevent deformation and transport damage

• Export-standard carton packaging

• Neutral or YNF branded packaging optional

• Can be supplied together with matching upper hose as a complete radiator hose set

Q1: Is YNF12598 interchangeable with 14510779?
A: Yes, it is manufactured according to OEM specifications for direct replacement.

Q2: Which model does this hose fit?
A: It is compatible with EC290B excavators.

Q3: Is this hose suitable for heavy-duty working environments?
A: Yes, the reinforced rubber structure ensures durability under high temperature and pressure conditions.