This heavy-duty EC200/210/220 bucket cylinder is a premium integrated excavator hydraulic cylinder assembly and reliable arm cylinder assembly, serving as essential excavator hydraulic parts for EC series construction machinery replacement. As a high-pressure resistant cylinder solution for engineering equipment, it features an integral forged cylinder tube, wear-resistant hard-chrome plated piston rod and premium imported sealing kits. This sturdy hydraulic unit delivers steady and robust hydraulic power, fully adapting to frequent digging, lifting and loading cycles in daily construction work. It effectively resolves common hydraulic faults including oil leakage, weak digging force and cylinder jitter. Manufactured strictly by OEM standards, it matches EC200, EC210 and EC220 excavators perfectly, maintaining consistent stable performance under heavy-load, high-frequency and dusty working conditions to guarantee uninterrupted equipment operation.

• Product Name: EC200/210/220 Bucket Cylinder, Excavator Hydraulic Cylinder Assembly, Arm Cylinder Assembly
• Applicable Models: EC200, EC210, EC220 Excavator
• Product Type: Excavator Hydraulic System Core Spare Parts
• Core Material: High-strength alloy steel cylinder barrel, hard chrome-plated piston rod, imported high-pressure seal kit
• Processing Technology: Integral forging, precision honing, surface anti-corrosion treatment
• Core Features: High pressure resistance, zero leakage, wear-resistant, anti-rust, stable hydraulic output
• Working Performance: Smooth telescopic movement, no jitter, no pressure loss, long service life
• Main Function: Provide power for excavator bucket and arm telescopic operation
• Installation Standard: OEM original size, hole position and stroke, direct replacement
• Application Scenarios: Excavator daily maintenance, hydraulic system overhaul, old cylinder replacement

1. Perfect OEM Fit

   1:1 OEM design on dimensions and mounting holes. No cutting, grinding or modification required for easy installation and time-saving maintenance.

2. High Strength & Pressure Resistance

   Reinforced seamless steel tube and hard chrome plated piston rod deliver excellent bending and impact resistance. It stays stable under long-term heavy-load and high-pressure working conditions without deformation or cracks.

3. Long-Lasting Leak-Proof Sealing

   Premium combined seals feature oil resistance, high temperature resistance and anti-aging performance. It effectively prevents hydraulic leakage and lowers maintenance frequency.

4. Smooth & Responsive Operation

   Precision machined inner wall reduces friction. The arm extends and retracts smoothly with no abnormal noise, providing sensitive hydraulic response and original operating experience.

5. Cost-Effective Replacement

   Matches OEM quality at a competitive price. It helps cut down equipment maintenance costs and brings considerable profit margins.

6. Export-Friendly Design

   Standard appearance and clear part marking. Anti-rust neutral export package ensures safe transportation and smooth customs clearance worldwide.

• Fault Replacement
  Ideal for replacing cylinders with oil leakage, pressure loss, weak movement, tube deformation, rod scratch and worn seals.
• Equipment Overhaul & Renovation
  Used for full machine inspection, hydraulic system upgrade and renovation of old excavators.
• Working Conditions
  Suitable for earthmoving, rock digging, material handling, municipal engineering, mining and other heavy-duty construction sites.

Every finishedEC200/210/220 bucket cylinder undergoes strict hydraulic pressure testing, sealing inspection and telescopic aging tests to meet strict OEM quality standards. All installation dimensions, stroke parameters and interface positions comply with original factory specifications. This high-performance excavator hydraulic cylinder assembly and matchedarm cylinder assembly achieves flawless compatibility with EC series excavators, supporting tool-free direct replacement without any modification. Featuring zero leakage, stable operation and long service life, it is a cost-effective hydraulic replacement part for daily maintenance of EC series excavators.