4440-6221K Steering Cylinder Seal Kit for Doosan Daewoo Wheel Loader DL300, DL300-3, MEGA 300, MEGA 300-III, MEGA 300-V
Description for 4440-6221K Seal Kit
The 4440-6221K steering cylinder seal kit contains all the seals required for a complete seal replacement and repair of standard-sized hydraulic cylinders on Doosan (Daewoo) wheel loaders (models DL300, MEGA 300, MEGA 300-III, and MEGA 300-V).
Specifications for 4440-6221K Seal Kit
| Feature | Details |
|---|---|
| Part Number | 4440-6221K |
| Brand Compatibility | Doosan (Daewoo) |
| Application Machine Type | Wheel Loaders |
| Model Compatibility | DL300, DL300-3, MEGA 300, MEGA 300-III, and MEGA 300-V |
| Application Area | Steering Cylinder |
| Rod Diameter | 40 mm |
| Bore Diameter | 80 mm |
| Material | High-performance Polyurethane, NBR, PTFE etc |
| Kit Contents | Piston seals, Rod seals, Wiper seals, and Backup rings etc |
Compatible Models for 4440-6221K Seal Kit

FAQ:
Q: How to place an order?
A: Please send your inquiry to us directly; we will provide you with the best quote (factory wholesale price) based on your requirements.
Q: How to shipping?
A: If you have a freight forwarder in China, we will delivery to them directly; and we also offer a variety of shipping options for you to choose from. We partner with multiple international logistics providers, including FedEx, DHL, UPS, and EMS etc.
Note:
This part is designed to meet the manufacturer’s standard specifications for the model. Please verify your equipment’s serial number or the seal kit part number to ensure a correct fit. If you are unsure or cannot locate the appropriate part number, please contact us directly; our professional team will assist you.






