The YNF16516 Radiator Lower Hose is used on R55-7 and R80-7 excavators and connects the lower outlet of the radiator to the engine cooling circuit. It plays a key role in coolant return, supporting balanced circulation and stable temperature control under daily working conditions.

• Aftermarket replacement for OEM part number 11M8-40210

• Suitable for R55-7 and R80-7 excavator cooling systems

• Manufactured from durable rubber material with good elasticity

• Designed to handle coolant flow, heat, and operating pressure

• Shape and length optimized for correct installation position

• Helps maintain consistent coolant circulation and engine reliability

• Ideal for routine service, repair, and cooling system overhaul

• Machine models: R55-7 excavator, R80-7 excavator

• Hose type: Radiator Lower Hose

• Installation position: Lower section of radiator system

• Function: Returns cooled coolant back to the engine

• Model and part number confirmation before order

• Technical assistance for hose selection and replacement

• Stable production for export and bulk supply

• Custom hose solutions available based on samples or drawings

• Packed individually to prevent deformation during transport

• Export-grade carton packaging

• Neutral packaging or YNF branding available

• Can be supplied together with matching upper hose if required

Q1: Is this hose compatible with both R55-7 and R80-7?
A: Yes, it is designed to fit the cooling systems of both models.

Q2: Does this hose affect engine cooling efficiency?
A: Proper coolant return supports stable temperature control and normal engine operation.

Q3: Are accessories included?
A: Hose clamps are not included unless specified in advance.