Precision Hydraulic Solutions for Hitachi Excavators: Premium Components Delivered Fast

As a leading supplier of Hitachi excavator hydraulic systems, Tonkee specializes in manufacturing mission-critical components that keep heavy machinery operating at peak performance. Our comprehensive inventory covers every essential part your equipment needs.

Core Product Portfolio

Discover our meticulously engineered components compatible with Hitachi ZX200, ZX350, EX120 series and other popular models:

• 4312157 .PISTON ASS'Y - Central power unit for main pumps

• 4237776 PUMP; PISTON - Key hydraulic pressure generator

• 4165244 .VALVE; RELIEF - Safety control in main control valves

• 4165366 .VALVE & 4165369 .REGULATOR - Precision flow management systems

• 4160879 .PUMP; PISTON - Critical for hydraulic circuit operations

• 0126205 ..PISTON - Engineered for final drive assemblies

• 4070172 .PIN & 0100017 ..PIN - Structural connectors in swing mechanisms

Universal Compatibility

Our components are precision-matched to work seamlessly with:

• Hitachi ZX-3 Series excavators (main pump assemblies)

• Hitachi EX3600 mining shovels (hydraulic control systems)

• Kobelco SK350LC hybrid models (valve block integration)

• Komatsu PC300-8 equivalents (final drive configurations)

Why Choose Tonkee?

• ISO 9001-certified manufacturing

• 72-hour global shipping guarantee

• 12-month performance warranty

• Technical support in 8 languages

Technical Specifications

Complete product range includes: 4165368 .PUMP, 0126211 .COVER, 0126209 ..RING, and 0100019 ..BUSHING - all manufactured to OEM specifications.

Expert Support: Contact our hydraulic specialists
          +86 18620952726
          sales08@tonkeeparts.cn