EX105-2 MOTOR/EX120-2 SWING MOTOR/EX120-5 SWING MOTOR Hydraulic Parts OVERVIEW

Features and Benefits

• Strictly machined according to original factory dimensions, ensuring excellent interchangeability with original swing‑motor parts.

• High‑strength alloy‑steel and copper‑alloy friction pairs deliver outstanding wear‑resistance under long‑time high‑pressure heavy‑load operation.

• Professional heat‑treatment and ultra‑precision grinding technology effectively lowers internal leakage and keeps high volumetric efficiency.

• Flexible supply: single spare‑part, separate repair‑kit and complete rotary‑group assembly are all available.

• Stable and reliable performance adapts to tough construction‑site working‑conditions.

• Cost‑effective aftermarket solution greatly cuts down maintenance‑expense and shortens equipment downtime.

Applications

• Swing‑motor overhaul & hydraulic repair for Hitachi EX105‑2, EX120‑2 and EX120‑5 medium excavators.

• Maintenance and component replacement for matched AP5S67 series slewing hydraulic motors.

• Widely applicable to excavator repair workshops, machinery‑rental fleets and construction‑site equipment maintenance.
  

• Ideal replacement for damaged core internal hydraulic components of swing motors.