The YNF13377 Radiator Upper Hose is designed for the XE135B excavator equipped with the 4BG1 engine. Installed between the engine coolant outlet and the radiator inlet, it transfers hot coolant to the radiator for effective heat dissipation.

A properly functioning upper hose is critical for maintaining optimal engine temperature, preventing overheating, and ensuring stable performance during heavy-duty operation. Manufactured to OEM standards, this hose offers precise fitment, reliable sealing, and long service life.

• Compatible with XE135B excavator (4BG1 engine)

• Radiator Upper Hose 

• Manufactured to OEM specifications for direct replacement

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

• Reinforced construction for durability under vibration and demanding conditions

• Precision-molded for secure and leak-free installation

• Machine model: XE135B

• Engine type: 4BG1

• Component type: Radiator Upper Hose

• Installation position: Engine outlet to radiator inlet

• Function: Transfers hot coolant to radiator to maintain stable engine operating temperature

• Assistance with engine and model verification

• Technical support for cooling system replacement

• Stable supply for export and aftermarket distribution

• OEM and customized production available

• Individually packed to prevent deformation during transport

• Export-standard carton packaging

• Neutral or YNF branded packaging optional

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

Q1: Is YNF13377 suitable for XE135B with 4BG1 engine?
A: Yes, it is designed specifically for XE135B equipped with the 4BG1 engine.

Q2: Is this hose made according to OEM standards?
A: Yes, it is manufactured to OEM specifications for direct replacement.

Q3: Do you supply the corresponding lower hose?
A: Yes, the matching lower hose can be provided upon request.