Hyundai R55-7/R80-7 Upper Hose Description
YNF16515 radiator upper hose is a molded rubber coolant pipe built to replace Hyundai part number 11M8-40200, commonly used in R55-7 and R80-7 mini excavators. This hose transfers heated coolant from the engine to the radiator’s top inlet, playing a crucial role in regulating engine temperature. Made from EPDM rubber with reinforcement layers, it offers excellent resistance to engine heat, coolant chemicals, and vibration. An essential component for cooling system maintenance and performance, especially for compact excavators working in tight spaces and warm environments.
Radiator Hose Technical/Data Sheet
| Parameter |
Specification |
| Part Number |
11M8-40200 |
| YNF Number |
YNF16515 |
| Compatible Models |
Hyundai R55-7, R80-7 |
| Product Type |
Radiator Hose (Upper) |
| Function |
Transfers coolant from engine to radiator |
| Material |
EPDM Rubber with Reinforcement |
| Temperature Range |
-40°C to +130°C |
| Pressure Rating |
1.5–2.0 MPa |
| Hose Design |
Molded/curved OEM shape |
| Brand |
YNF |
| Origin |
China |
| MOQ |
1 Piece |
| Payment Terms |
T/T, Western Union, L/C |
| Shipping |
Air, Sea, Express |
Radiator Hose Applications for Hyundai R55-7 R80-7
| Application Scenario |
Description |
| Mini Excavator Engine Cooling |
Transfers hot coolant to radiator inlet. |
| Routine Cooling System Service |
Ideal for replacing old, cracked hoses. |
| OEM Maintenance Replacement |
Suitable for professional service centers. |
| Stock for Parts Distributors |
High-turnover item in mini excavator cooling systems. |
11M8-40200 Radiator Upper Hose Detail Display
Related Products
-
Lower Radiator Hose for R55-7
-
Water Pump Assembly for Hyundai R80-7
-
Coolant Temperature Sensor for R Series Excavators
FAQs
-
Q: Can this hose be used for other models?
A: It is molded specifically for R55-7 and R80-7. Other applications may require a different shape.
-
Q: Is this hose reinforced for pressure?
A: Yes, it includes textile reinforcement for vibration and internal pressure.
Knowledge Base
The upper radiator hose is responsible for transporting hot coolant out of the engine. A weak or cracked hose can cause coolant leaks, engine overheating, or reduced efficiency—especially in compact machines like the R55-7 and R80-7.
