As a trusted supplier for Hitachi hydraulic systems, Tonkee specializes in manufacturing high-durability components that ensure your excavators operate at peak performance:
ZAXIS27U-2/ZAXIS50U-2/ZAXIS35U-2 MOTOR; OIL – Power core for Zaxis series excavators' hydraulic transmission system
UH122 MOTOR – Critical propulsion unit for UH-model excavators
4125732 KIT; SEAL – Complete sealing solution for pump assemblies
4514826 .PLUG/4514824 .PACKING/4514823 .SOCKET – Trio protection system for hydraulic interfaces
972743 .OIL SEAL – Essential for rotary joint maintenance
0126506 ..CON. ROD – Precision connection rod for engine assemblies
4003099/4003109 ..RING – Dual piston ring solution
4031228/0116101 ..PISTON – High-strength hydraulic piston units
Our components are engineered for compatibility with:
• Zaxis Series: EX1200-7, ZX470LCH-5G, ZX870LCH-5A (main pump integration)
• UH Series: UH083, UH171, UH323 (final drive applications)
• Premium Fitment: Komatsu PC300-8, Caterpillar 320D (hydraulic hose assemblies)
With 13+ years specializing in excavator hydraulic systems, we deliver:
✔️ 100% on-time delivery rate
✔️ 3-month quality warranty on all components
✔️ OEM-grade manufacturing capabilities
✔️ Complete hydraulic solutions: main pumps, travel motors, control valves
Contact our hydraulic experts:
+86 18620952726 (Tel/WeChat/WhatsApp)
sales08@tonkeeparts.cn