Precision Excavator Hydraulic Cylinder Heavy Duty Arm Hydraulic Cylinder For Kobelco SK130‑8 SK140‑8

Heavy‑duty aftermarket boom cylinder assembly compatible with Kobelco SK130‑8 & SK140‑8 excavators, high‑pressure main arm hydraulic cylinder with complete oil seal kit for construction machinery repair and overhaul.

Key Features

1. Exact OEM‑equivalent boom cylinder perfectly matched for Kobelco SK130‑8 and SK140‑8 excavators
2. Precision honed seamless steel cylinder tube, thickened hard‑chrome plated piston rod, wear‑resistant, anti‑corrosion and anti‑impact
3. Heavy‑duty high‑pressure structure, stable lifting power for earthmoving, road construction and heavy‑load digging
4. Complete internal assembly: 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, adapts to muddy, dusty and rocky construction working conditions
7. Strict high‑pressure leakage testing before shipment, stable performance and long service life
8. Universal fit for SK‑8 series small‑medium excavator hydraulic system

Fitment Application

Specially designed for Kobelco SK130‑8 and SK140‑8 small‑medium excavators, widely used in municipal engineering, road maintenance, landscaping, earthmoving and general construction machinery maintenance.