SY135/155 Excavator Bucket Cylinder Arm Cylinder Assembly with Hydraulic Pipe ZX

This heavy-duty SY135/155 excavator bucket cylinder assembly matches Sany SY135 and SY155 excavators perfectly, serving as a practicalarm cylinder assembly with hydraulic pipe and reliable ZX type hydraulic cylinder for routine equipment maintenance. As premium SY excavator hydraulic parts and standard excavator hydraulic cylinder replacement, this all-in-one unit comes with complete supporting hydraulic pipelines, saving extra pipe matching work during installation. Built with thickened high-strength cylinder tubes, wear-resistant hard-chrome piston rods and multi-layer high-pressure sealing structures, it delivers excellent pressure resistance, zero-leakage performance and steady hydraulic power output. It adapts to frequent heavy-load digging, earthmoving and material loading, solving common defects including cylinder oil leakage, insufficient digging force and slow arm movement. Made fully compliant with OEM standards, this ZX-type hydraulic accessory maintains stable performance in dusty and high-vibration construction environments for long-term reliable operation.

• Product Name: SY135/155 Excavator Bucket Cylinder Assembly, Arm Cylinder Assembly with Hydraulic Pipe, ZX Type Hydraulic Cylinder
• Applicable Models: Sany SY135, SY155 Excavator
• Product Type: Full Set Excavator Hydraulic Cylinder with Complete Hydraulic Pipe
• Core Material: Thickened alloy steel cylinder barrel, hard chrome-plated piston rod, high-pressure wear-resistant seal kit
• Processing Technology: Integral forging molding, precision inner wall honing, surface anti-corrosion treatment
• Structural Feature: ZX Zhongxing standard structure, integrated with supporting hydraulic pipeline
• Core Advantages: High pressure resistance, anti-leakage, anti-vibration, quick installation, stable operation
• Working Performance: Sensitive telescopic response, no pressure loss, no jitter, long service lifespan
• Main Function: Provide stable hydraulic power for excavator bucket and arm movement
• Installation Standard: OEM original size and pipeline interface, direct plug-and-play replacement
• Application Scenarios: SY excavator daily maintenance, hydraulic system overhaul, old cylinder replacement

This high-compatibility ZX type hydraulic cylinder is tailor-made for daily maintenance and hydraulic system overhaul of Sany SY135 and SY155 excavators, covering earthwork excavation, foundation construction, road renovation and municipal engineering scenarios. As an essential core SY excavator hydraulic part, this integrated bucket and arm cylinder unit supports continuous heavy-load operation. It efficiently solves common operational problems such as insufficient digging power and sluggish arm movement, ensuring stable and efficient construction progress for various engineering projects.

Compared with ordinary thin-wall hydraulic accessories, this optimized SY135/155 bucket cylinder assembly adopts thickened cylinder wall and standardized ZX structure, effectively enhancing pressure resistance and anti-deformation capability. The integrated arm cylinder assembly with hydraulic pipe is equipped with factory-matched pipelines to ensure tight connection, avoiding oil leakage caused by mismatched accessories. This professional ZX type hydraulic cylinder features multi-layer composite seals that buffer instantaneous high-pressure oil impact and eradicate internal and external seepage. Its hard-chrome piston rod delivers outstanding wear and corrosion resistance, adapting to gravel friction and muddy water erosion on construction sites. It keeps sensitive hydraulic response and stable pressure retention during long-term frequent operation, improving overall excavation efficiency and lowering hydraulic system failure rates for Sany SY excavators.

Every finished SY135/155 excavator bucket cylinder assembly undergoes strict hydraulic pressure testing, pipeline tightness inspection and long-cycle telescopic aging tests to meet OEM quality standards. All cylinder parameters, pipeline specifications and mounting positions strictly conform to original factory requirements. This premium arm cylinder assembly with hydraulic pipe and standard ZX type hydraulic cylinder boasts perfect compatibility with SY135 and SY155 excavators, enabling tool-free direct replacement without cutting or modification. Featuring zero leakage, anti-vibration and long service life, it serves as a cost-effective hydraulic replacement solution for Sany SY series excavator daily maintenance.