| Model Series | Specific Variants | Machine Type | Production Years |
|---|---|---|---|
| ZX200 | ZX200, ZX200LC, ZX200-HHE | Crawler excavator (standard / long track / heavy duty) | 2001 – 2008 (ZAXIS -1 / -3 / -6 generation) |
| ZX210 | ZX210, ZX210LC, ZX210LCH, ZX210K, ZX210N | Crawler excavator (standard / long track / narrow) | 2002 – 2008 (ZAXIS -1 / -3 generation) |
| ZX210W | ZX210W Wheeled | Wheeled excavator | 2002 – 2007 |
| ZX225US | ZX225US, ZX225USLC, ZX225US-3 | Short tail crawler excavator | 2003 – 2008 |
| ZX225USR | ZX225USR, ZX225USRK, ZX225USR-3 | Reinforced short tail crawler excavator | 2003 – 2008 |
| ZX240 | ZX240, ZX240LC | Crawler excavator | 2002 – 2007 |
Important Compatibility Notice
1. OEM-Spec Complete Cylinder Rebuild Kit Manufactured to match factory groove dimensions and sealing specifications for Hitachi OEM part 4448400. Complete set includes all required piston seals, rod seals, dust wipers, wear rings and O-rings for a full 80mm rod bucket cylinder overhaul. No additional parts are needed for the rebuild.
2. High-Pressure Leak-Proof Sealing Performance Features premium nitrile rubber and polyurethane seals engineered for heavy excavator hydraulic operating pressures. Restores proper cylinder sealing, eliminates external oil leaks and prevents internal pressure loss for consistent bucket digging force and operation.
3. Wear-Resistant Heavy-Duty Construction Built with anti-abrasion seal materials and reinforced guide wear rings. Designed to withstand continuous heavy-duty digging cycles, dirt ingress, undercarriage debris and temperature extremes for extended service life in tough job site conditions.
4. Direct Fit Straightforward Rebuild Engineered for exact compatibility with Hitachi ZAXIS series 80mm rod bucket cylinders. All seals match original gland and piston groove dimensions for straightforward installation. Ideal for professional hydraulic repair shops and excavator fleet maintenance.
5. Quality Inspected with 2-Year Warranty Every seal kit undergoes full dimensional verification and material quality inspection before shipment. Backed by a full 2-year warranty against manufacturing defects for reliable excavator hydraulic system performance