Lower radiator hose YNF17139 for R385-9 electronic injection excavator, replacing OEM 11QA-43420.
Lower radiator hose for R385-9 electronic injection excavators
Replaces OEM part number 11QA-43420
Returns cooled coolant from radiator to engine
High-quality reinforced rubber construction
Resistant to heat, pressure, and vibration
Maintains flexibility under heavy-duty operation
The YNF17139 Lower Radiator Hose is designed for R385-9 excavators equipped with electronic injection engines. It returns cooled coolant from the radiator to the engine, ensuring stable coolant circulation and reliable engine temperature control during heavy-duty operation.
Manufactured from reinforced rubber, this hose provides excellent durability against high temperatures, pressure, vibration, and long-term coolant exposure. Built to OEM specifications, YNF17139 ensures precise fitment, secure sealing, and long service life in mining and large-scale construction environments.
| Parameter | Details |
|---|---|
| YNF Part Number | YNF17139 |
| OEM Reference Number | 11QA-43420 |
| Product Name | Lower Radiator Hose |
| Machine Models | R385-9 (Electronic Injection) |
| Hose Type | Coolant / Water Hose |
| Position | Radiator Lower |
| Material | Reinforced rubber |
| Function | Coolant return to engine |
| Installation Type | Direct replacement |
| Condition | New |
| Brand | YNF |
| Origin | China |
| MOQ | 1 Piece |
| Shipping Method | 1. Air 2. Sea 3. Express |
| Payment Terms | 1. T/T 2. PayPal 3. Western Union |
| Application Area | Description |
|---|---|
| R385-9 Excavator | Engine cooling lower hose |
| Electronic Injection | EFI engine coolant return line |
| Mining Machinery | Heavy-duty cooling circulation |
| Construction Machinery | Engine temperature control |
| Maintenance & Repair | Cooling system replacement |
FAQs:
Which machine does this hose fit?
R385-9 (Electronic Injection)
Which OEM number does it replace?
11QA-43420
Is this an upper or lower hose?
Lower radiator hose
Is installation direct-fit?
Yes, OEM-standard
Minimum order quantity?
One piece
YNF17139 lower radiator hose ensures reliable coolant return from radiator to engine for R385-9 electronic injection excavators. Reinforced rubber construction delivers durability, leak resistance, and OEM-standard fitment in demanding operating environments.
