Hydraulic Arm Cylinder Assy 4219778 4256047 For EX400 EX400-3-5 ZX450-3 Excavator Parts

Hydraulic Arm Cylinder Assy 4219778 4256047 for EX400 EX400-3-5 ZX450-3 Excavator Parts

Specification

Company Profile

Guangzhou Guoli Engineering Machinery Co., Ltd., with over 16 years of experience in the excavator parts industry, we specialize in manufacturing and supplying hydraulic cylinders and other critical components for a wide range of excavator brands and models. 

FAQ

Q1: Can I customize cylinders for my machine?
Yes. We support full customization—size, stroke, mounts, and seals—based on your model, part number, or drawings.

Q2: Are your parts compatible with major brands?
Yes. Our parts fit CAT, Komatsu, Hitachi, Volvo, Hyundai, Kobelco, Doosan, and more.

Q3: How do you ensure product quality?
All parts are 100% tested before shipping. We apply strict quality control from raw materials to final assembly.

Q4: Do you offer quick delivery?
Yes. With a large stock of standard models, we can ship fast to minimize downtime.

Q5: How do I place an order or get a quote?
Contact us via WhatsApp or email, or submit an RFQ. We reply within 12 hours.

Q6: What other excavator parts do you offer?
We supply final drives, swing motors, hydraulic pumps, control valves, engine parts, seal kits, undercarriage, electrical, and cab components.

More Cylinders We Can Provide