4607611 Center Swivel Joint aftermarket parts fits for Hitachi ZX60 Excavator

Q1: Which machine does 4607611 fit? A1: It is center swivel joint for Hitachi ZX60, ZX60USB, ZX30U-2 mini excavator.

第2四半期: Can it fit ZX70? A2: ZX70 uses different center joint with different oil channel layout. Not interchangeable, confirm machine serial number.

Q3: What common failures does this part solve? A3: One track stops while swinging, travel weak during rotation, oil leakage from center joint, cross oil between circuits.

Q4: Is this genuine Hitachi part? A4: High-quality aftermarket replacement part, neutral packing without Hitachi logo.

Q5: Warranty exclusion? A5: Warranty does NOT cover damage caused by contaminated hydraulic oil, improper installation, scratched spool surface.

Q6: Lead time? A6: 在庫あり: 3–7 working days. If out of stock, separate production lead time will be advised.