Excavator Parts

PC400-7 Excavator Final Drive 706-8J-01012

A PC400-7 excavator final drive assembly, model 706-8J-01012, designed for high-pressure hydraulic operation in heavy construction machinery. Built from steel, it is a direct fit for excavators from Hitachi, Kobelco, Sumitomo, Hyundai, Daewoo, Kotmasu, Caterpillar, Kato, Doosan, Volvo, Case, Yuchai, and Sany. The unit is a brand new, ready-to-install component with a 12-month warranty and available in stock or for production. It is part of a broader range of hydraulic orbital motors and pumps manufactured under CNC precision, suitable as a replacement for Danfoss and Eaton (Char-Lynn) series components.

Use Excavator,construction
Material steel
Pressure HighPressure
Warranty 12months
Available Sparepartsormainpump

Ask for a Price on WhatsApp Email the Specification

Stock number held for this listing: 10655

Close-up of PC400-7 excavator final drive 706-8J-01012 with steel housing and hydraulic fittings

Key Benefits

What This Unit Does Well

Steel construction ensures durability under high-pressure hydraulic loads in continuous dig cycles
12-month warranty provides confidence in long-term performance without immediate failure risk
Direct fit for multiple Japanese excavator brands reduces the need for custom machining or adaptation
Available as spare part or main pump assembly, allowing for full unit replacement or repair
High-pressure hydraulic design supports consistent performance in demanding earthmoving tasks
Stock availability allows delivery within 2-5 days, reducing downtime during fleet maintenance

Application Scenarios

Where It Is Used

Replacing a failed final drive on a PC400-7 excavator in a mining site with no local repair facilities
Rebuilding a hydraulic system on a Hitachi ZX230 excavator after a seal failure in a remote construction zone
Supplying a spare final drive to a machinery dealer stocking parts for Japanese excavator fleets in Southeast Asia
Reconditioning a Kobelco PC400-7 unit after a hydraulic pump seizure due to contaminated fluid

Fit

Who It Is For

Fleet maintenance teams managing Japanese-brand excavators in mining or infrastructure projects
Machinery dealers sourcing reliable spare parts for resale in markets with limited OEM access
Contractors needing fast replacement parts to avoid extended machine downtime
Repair shops handling hydraulic system rebuilds for excavators where OEM parts are delayed

Buyer Pain

Problems It Solves

Long lead times for OEM final drives from Japan or Europe delaying critical repairs
Inconsistent fitment when using third-party non-OEM parts that require machining
Lack of warranty on generic replacements leading to repeated failures and higher lifecycle cost
Unavailability of spare parts for older excavator models like PC400-7 in remote or emerging markets
High cost of original equipment manufacturer (OEM) final drives when only a single component is damaged

Engineering

Technical Features

Final drive assembly for PC400-7 excavator, model 706-8J-01012
High-pressure hydraulic operation with steel construction for durability
Hydraulic piston pump structure designed for continuous heavy-duty use
Direct fit for excavators from Hitachi, Kobelco, Sumitomo, Hyundai, Daewoo, Kotmasu, Caterpillar, Kato, Doosan, Volvo, Case, Yuchai, and Sany
Brand new condition, ready for installation without pre-use testing
12-month warranty from the date of delivery

Specification

Specification Table for This Listing

Taken from the supplier specification we hold. Anything not listed here is confirmed in writing before order rather than assumed.

Specification of PC400-7 Excavator Final Drive 706-8J-01012
Use	Excavator,constructionmachines
Material	steel
Pressure	HighPressure
Warranty	12months
Available	Sparepartsormainpump
Structure	Hydraulipistonpump
Power	Hydraulic
Model Number	706-8J-01012
Application	PC400-7 Excavator, and compatible with Hitachi, Kobelco, Sumitomo, Hyundai, Daewoo, Kotmasu, Caterpillar, Kato, Doosan, Volvo, Case, Yuchai, Sany
Condition	Brand New
MOQ	1 PCS
Delivery Time	2-5 Days (Stock), 15-30 Days (Production)
Supply Ability	500 Pcs / Week
Place of Origin	Japan
Brand Name	Fit for all JAPAN excavator brands
Seal Kits Warranty	12 months
Standard or Nonstandard	Standard
Rotor Group Use	Excavator, construction machines

Materials

Materials and Build

Steel construction for the final drive housing and internal components
Precision-machined steel parts for the hydraulic piston pump assembly
Seal kits included as standard for rebuild or replacement use

Process

How an Order Is Handled

You confirm the excavator model and part number (706-8J-01012) you need
We check current stock availability and confirm delivery timeline
You place the order with payment method (T/T, L/C, Money Gram, Western Union, PayPal)
We prepare the unit, photograph it, and send images before dispatch
We arrange shipping via air or sea and provide tracking and export documentation

Quality Control

Checks Before Loading

Each final drive is inspected for surface defects, alignment, and seal integrity before packing
Internal components are checked for correct assembly and piston movement
Photographs and video of the unit are sent before shipment for your approval
Shipping packaging includes anti-corrosion wrap and shock-absorbing materials

Customisation

What Can Be Changed

Seal kit included with the unit for immediate installation or rebuild
Option to include rotor group or other pump components as part of a full repair kit
Custom packaging for air freight or container shipment based on your logistics needs

Honest Comparison

How It Compares With the Alternatives

OEM final drive from Japan	This unit has the same fit and function but is available faster and at a lower cost, with a 12-month warranty
Generic non-OEM final drive	This unit uses steel construction and precise hydraulic piston pump design, avoiding the risk of premature wear common in low-grade alternatives
Used or rebuilt final drive	Brand new condition ensures no hidden wear, reducing the risk of failure in high-pressure applications

Use Guide

Using It Well

Inspect the unit upon arrival for shipping damage before installation
Use the included seal kit during installation to prevent hydraulic fluid leaks
Ensure the hydraulic fluid is clean and meets the manufacturer's viscosity and grade requirements
Torque all mounting bolts to the specified value to avoid misalignment and bearing stress
Test the unit under low load first, then gradually increase to full operating pressure

Photographs

More Views of This Unit

Photographs held for this listing. Current yard photographs of the specific unit you shortlist are taken fresh before any balance is paid.

Side view of the final drive assembly showing the mounting flange and shaft output

Front view of the final drive with seal kit and rotor group components visible

Source Specification

Manufacturer Text We Hold for This Listing

PC400-7 excavator final drive 706-8J-01012 Factory direct sale 20Y-27-00441 final drive assembly PC200-7 travel motor for excavator Production Description Spare parts name Excavator final drive assembly Application hitachi Kobelco sumitomo Hyundai Daewoo Kotmasu caterpillar kato doosan Volvo Case Yuchai Sany Condition Brand new, ready to be installed Material Steel MOQ 1 PCS Delivery time 2-5 days for stock, 15-30 days for bulky production. Warranty 90 days FOB Port Guangzhou Payment methods T/T, L/C, Money Gram, Western Union, Paypal Supply Ability 500 Pcs / Week Related Products Company Information Our company's CNC machining centers, forming grinder,CNC cars are imported from Europe. We manufacture and supply cycloid hydraulic motors and other hydraulic products categories. More than 3000 kinds of orbit motors with variety series of models and data can be offered, with rated displacem

Reproduced from the supplier specification. Figures are confirmed in writing on the proforma invoice before any deposit.

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