Guangzhou Guoli Engineering Machinery Co., Ltd.
| Payment Terms | T/T,Western Union,MoneyGram |
| Supply Ability | 2000pieces/month |
| Delivery Time | 7 Days |
| Packaging Details | Wooden Case |
| Product Name | Excavator Hydraulic Arm Cylinder |
| Model | R320LC-7 R320LC-7A |
| Product Number | 31N9-50130 31N9-50131 31N950130 31N950131 |
| Apply to | for Hyundai R320LC-7 R320LC-7A Excavator |
| Warranty | 1 Year |
| OEM | YES |
| More Part Number 1 | 31N6-60115, 31Y1-15555 31Q6-60111 31Y1-19970, 31N7-60110 31Q7-50130 |
| More Part Number 2 | 31N6-66101 31Q8-50131 31Q9-50130 31N9-50132 31Y1-18450 31N8-50138 |
| Brand Name | Glparts |
| Model Number | R320LC-7 R320LC-7A |
| Certification | ISO9001;CE |
| Place of Origin | Made In China |
View Detail Information
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Product Specification
| Payment Terms | T/T,Western Union,MoneyGram | Supply Ability | 2000pieces/month |
| Delivery Time | 7 Days | Packaging Details | Wooden Case |
| Product Name | Excavator Hydraulic Arm Cylinder | Model | R320LC-7 R320LC-7A |
| Product Number | 31N9-50130 31N9-50131 31N950130 31N950131 | Apply to | for Hyundai R320LC-7 R320LC-7A Excavator |
| Warranty | 1 Year | OEM | YES |
| More Part Number 1 | 31N6-60115, 31Y1-15555 31Q6-60111 31Y1-19970, 31N7-60110 31Q7-50130 | More Part Number 2 | 31N6-66101 31Q8-50131 31Q9-50130 31N9-50132 31Y1-18450 31N8-50138 |
| Brand Name | Glparts | Model Number | R320LC-7 R320LC-7A |
| Certification | ISO9001;CE | Place of Origin | Made In China |
Prouduct Description
Hydraulic Arm Cylinder for Hyundai R320LC-7 R320LC-7A Excavator
Part Number:31N9-50130 31N9-50131 31N950130 31N950131
| Part Name | Arm Hydraulic Cylinder | Apply for | for Hyundai R320LC-7 R320LC-7A Excavator |
| Model | R320LC-7 R320LC-7A | Warranty | 1 Year |
| Part Number | 31N9-50130 31N9-50131 31N950130 31N950131 | OEM | YES |
| Tube Material | 25 Mn Steel | Seal | NOK and SKF |
Company Profile
With over 16 years of expertise in the excavator parts industry, GLPARTS specializes in manufacturing hydraulic cylinders (arm, boom, bucket) and supplying a full range of excavator components, including hydraulic pumps, control valves, gear pumps, motors, diesel engines, solenoid valves, oil seals, and hydraulic cylinder tools.
We serve clients in more than 100 countries, such as the United States, Australia, Indonesia, and Brazil, earning a strong reputation for reliability and consistent quality. From raw material selection to final testing, we enforce strict quality control to ensure outstanding durability and performance.
Backed by a skilled team and fast delivery capabilities, GLPARTS is committed to providing not just parts, but complete solutions — built to perform, made to last.
Why Choose US
Precision Machining: CNC equipment ensures tight tolerances and smooth performance.
Durable Materials: 25Mn steel tubes and hardened alloy rods offer excellent wear resistance.
Advanced Surface Treatment: Rods are quenched and chrome-plated for corrosion protection.
Reliable Sealing: Imported NOK/SKF seals keep leakage under 1%.
Automated Welding: Consistent, high-strength welds ensure long-term durability.
Full Quality Check: Every unit is pressure and performance tested before delivery.
More Cylinders We Can Provide
| Part Number | Description | Model |
| 31N6-60115, 31Y1-15555 | Bucket Cylinder Assy | R210-7, R210LC-7, R200W-7, R210LC-7A, R210NLC-7A Excavator |
| 31Q6-60111 | Bucket Cylinder Assy | R220LC-9S Excavator |
| 31Y1-19970, 31N7-60110 | Bucket Cylinder Assy | R250LC-7 Excavator |
| 31Q7-50130 | Arm Cylinder Assy | R260LC-9S Excavator |
| 31N8-50138 | Arm Cylinder Assy | R280FJ-2 Excavator |
| 31N6-66101 | Bucket Cylinder Assy | R300-7, R300LC-7A Excavator |
| 31Q8-50131 | Arm Cylinder Assy | R300LC-9S Excavator |
| 31Q9-50130 | Arm Cylinder Assy | R320, R320LC-9, R330LC-9S Excavator |
| 31N9-50132 | Bucket Cylinder Assy | R320, R320-7 Excavator |
| 31Y1-18450 | Arm Cylinder Assy | R360, R360LC-7A Excavator |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Trading Company,Seller
Year Established:
2004
Total Annual:
3000000-6000000
Employee Number:
200~300
Ecer Certification：
Verified Supplier
Guangzhou Guoli Engineering Machinery Co., Ltd., located in GuangZhou city, benefits from a large construction machinery parts market and convenient transportation access. Our company specializes in producing a range of excavator hydraulic cylinders, including excavator arm cylinders, boom cylinders... Guangzhou Guoli Engineering Machinery Co., Ltd., located in GuangZhou city, benefits from a large construction machinery parts market and convenient transportation access. Our company specializes in producing a range of excavator hydraulic cylinders, including excavator arm cylinders, boom cylinders...
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