Heavy Duty Boom Hydraulic Cylinder Precision Hydraulic Cylinder Assembly For Sany SY215

Heavy‑duty aftermarket boom cylinder assembly for Sany SY215 excavator, high‑pressure main arm hydraulic cylinder with complete oil seal kit for construction machinery maintenance.

Key Features

1. Exact OEM‑equivalent boom cylinder perfectly matched for Sany SY215 excavator
2. Precision honed seamless steel cylinder tube, thickened hard‑chrome plated piston rod, wear‑resistant & anti‑corrosion
3. Heavy‑duty high‑pressure resistant structure, stable lifting force for earthmoving, loading and heavy‑load digging
4. Complete internal components: piston, piston rod, guide bushing, buffer ring, full oil seal repair kit pre‑installed
5. Standard pin hole size, oil port position and mounting dimension, direct bolt‑on replacement without modification
6. Built‑in buffer & dust‑proof design, anti‑impact performance for rocky, muddy and dusty working sites
7. Strict high‑pressure leakage testing before shipment, low failure rate and long service life
8. Compatible with Sany SY215‑8 / SY215‑9 series hydraulic system

Fitment Application

Specially designed for Sany SY215 series medium excavators, widely used in municipal engineering, road construction, earthmoving, quarrying and general construction machinery overhaul.