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Brand Name : Glparts
Model Number : EX550
Certification : ISO9001
Place of Origin : Made In China
MOQ : 1
Price : $349-$1999
Payment Terms : T/T,Western Union,MoneyGram
Supply Ability : 2000pieces/month
Delivery Time : 7 Days
Packaging Details : Wooden Case
Product Name : EX550 Arm Cylinder 4309334 4354803 Excavator Hydraulic Cylinder Factory
Model Code : EX550
Part No. : 4309334 4354803
Cylinder Quality : Original Quality
Warranty : 12 Months
Material : High Strength Steel
Surface Treatment : Chrome Plating
EX550 Arm Cylinder 4309334 4354803 Excavator Hydraulic Cylinder Factory
| Item Name | EX550 Excavator Hydraulic Arm Cylinder |
| Model Code | EX550 |
| Part No. | 4309334 4354803 |
| Cylinder Barrel | 25Mn Steel |
| Piston Rod | 45Mn Steel |
| Cylinder Oil Seal Kits | NOK / SKF |
| Quality | Original Quality |
EX550 Excavator Hydraulic Cylinder:
EX550 CYL.;BOOM: 4309332 4354802 4309333
EX550 CYL.;ARM: 4309334 4354803
EX550 CYL.;BUCKET: 4309335 4338133 4354830 4352759 4340513
We can do
1. Custom Cylinder Solutions
We offer tailor-made hydraulic cylinders to match your specific machine models, drawings, or working conditions.
2. 12-Month Warranty
All our cylinders come with a one-year warranty covering material defects and manufacturing faults for peace of mind.
3. Transparent Manufacturing Process
We share detailed production videos—from raw material selection to precision machining—so you can see the quality behind every product.
4. Installation Guidance
Our technical team is ready to provide professional installation support to ensure correct fitment and performance.

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EX550 Excavator Hydraulic Arm Cylinder 4309334 4354803 Images |