Reliable air intake hose for R300-9 excavators, ensuring stable airflow and optimal engine performance.
Designed for R300-9 excavators
Compatible with OEM part number 11Q8-21031
Reinforced rubber construction for durability and flexibility
Ensures stable airflow from air filter to engine intake
Resistant to heat, vibration, and harsh working conditions
The R300-9 air intake hose (YNF14731 / 11Q8-21031) is an essential component of the excavator engine air intake system. It connects the air filter assembly to the engine intake, ensuring clean, filtered air enters the engine for efficient combustion and reliable performance.
Made from reinforced rubber, this hose is engineered to withstand high temperatures, vibration, and the demanding conditions of construction, earthmoving, and mining operations. Its durable yet flexible design maintains consistent airflow while protecting the engine from dust and contaminants.
Proper intake hose function improves engine efficiency, ensures stable power output, and extends engine service life. Suitable for maintenance, workshop repairs, and fleet servicing of R300-9 excavators.
| Specification | Details |
|---|---|
| Compatible Models | R300-9 Excavator |
| YNF Part Number | YNF14731 |
| OEM Part Number | 11Q8-21031 |
| Part Name | Air Intake Hose |
| Category | Excavator Engine Air Intake System Parts |
| Material | Reinforced Rubber |
| Installation | Air Filter to Engine Intake |
| Mounting Position | Engine Air Intake System |
| Brand | YNF |
| Origin | China |
| MOQ | 1 Piece |
| Packaging | Protective Carton / Palletized Shipping |
| Shipping Methods | Sea / Air / Express |
| Payment Terms | TT, L/C, Western Union, PayPal |
| Application Field | Typical Usage |
|---|---|
| Construction Machinery | Engine air intake and filtration system |
| Earthmoving Equipment | Maintains stable engine airflow |
| Mining Equipment | Reliable airflow under heavy load |
| Service & Maintenance | OEM replacement in workshops |
| Fleet Management | Spare parts supply for R300-9 excavators |
FAQs
Q1: Is YNF14731 compatible with OEM 11Q8-21031?
Yes, YNF14731 is manufactured to match OEM part number 11Q8-21031 for R300-9 excavators.
Q2: What material is used in this air intake hose?
The hose is made from reinforced rubber designed to withstand heat, vibration, and heavy-duty operating conditions.
Q3: What is the function of this air intake hose?
It delivers filtered air from the air filter assembly to the engine intake, ensuring efficient combustion and reliable engine performance.
YNF Machinery supplies the R300-9 air intake hose (YNF14731 / 11Q8-21031) with strict quality control and OEM-compatible fit. Its reinforced rubber construction ensures stable airflow, durability, and long service life for heavy-duty excavator applications.
Global B2B buyers benefit from competitive pricing, reliable stock availability, and flexible logistics solutions to Southeast Asia, the Middle East, Africa, and worldwide markets. Contact YNF Machinery today to request a quotation and secure dependable engine intake components.
