Prouduct Description
Arm Cylinder:400310-00336 401107-01050 400305-00004G 420406-00637A
Boom Cylinder:401107-01046 400309-00002C 420402-00207A 400309-000030
Bucket Cylinder: 400305-00420A 401107-01047 400310-00002G 420402-00379 400310-00141C 420402-00380 400310-00145B 400310-00145C 420406-00638 420406-00638A
| Part Name |
Hydraulic Cylinder on Excavator |
Part Number | 400310-00336 400305-00420A |
| Model | DX300LCA | Warranty | 1 Year |
| Appliaction | for Doosan / Daewoo Excavator | OEM | YES |
| Condition | Brand New | Packing | Wooden Case or your requirement |
Cylinder dimension confirmation
Before order confirmation, we will verify cylinder size and mounting details with you.
Why Choose Us
Factory + Trade Integration
Direct from manufacturer with flexible export service.
Competitive Pricing
No middlemen—factory prices to cut your cost.
Reliable Quality
High-strength steel, NOK/SKF seals, precision parts for long service life.
OEM Expertise
16+ years of custom manufacturing for global excavator brands.
Tailored Solutions
Send your part number, model, or drawing—we’ll match it accurately.
Trusted Worldwide
Exported to 100+ countries, serving construction and mining industries.
Company Information
With over 16 years of experience in hydraulic cylinder manufacturing, GLPARTS has exported products to more than 100 countries worldwide, including the United States, Germany, Australia, and the Middle East. Backed by a skilled team of engineers and a responsive sales force, we provide comprehensive support—before, during, and after the sale—to ensure your satisfaction every step of the way.
More Cylinder We Can Provide(not more than that)
| Desc | Part Name |
| arm cylinder | 400305-00219B,400305-00055 |
| boom cylinder | K1006190,K1006191,K1006234,K1006235,400309-00341C,400309-00343C,400309-00085,400309-00086 |
| bucket cylinder | 400310-00511A |
Delivery & Packaging
