PC56-7 Gear Shaft Travel Motor Shaft Description
The YNF17835 PC56-7 Gear Shaft is a key transmission component used in compatible excavator travel motor assemblies. As an important internal part of the final drive system, the gear shaft transfers hydraulic motor torque to the reduction mechanism, helping maintain stable travel performance and efficient power transmission.
Manufactured from high-strength alloy steel with precision machining and heat treatment, this shaft provides excellent gear strength, dimensional accuracy, and resistance against wear caused by heavy-duty operation. The optimized gear design ensures smooth engagement with internal reduction components and reliable performance under continuous working conditions.
The PC56-7 gear shaft is suitable for travel motor repair, final drive maintenance, and hydraulic system overhaul applications. It helps replace worn, damaged, or failed shaft components and supports the restoration of excavator travel performance and operating reliability.
PC56-7 Gear Shaft Travel Motor Shaft Technical Data Sheet
| Parameter |
Specification |
| YNF Part Number |
YNF17835 |
| Machine Model |
PC56-7 |
| Product Name |
Gear Shaft |
| Alternative Name |
Travel Motor Shaft / Drive Shaft / Transmission Shaft |
| Product Type |
Travel Motor Internal Component |
| Function |
Torque and Power Transmission |
| Installation Position |
Final Drive / Travel Motor Assembly |
| Material |
High-Strength Alloy Steel |
| Manufacturing Process |
Precision Gear Machining |
| Application |
Excavator Travel System |
| Quality Type |
Aftermarket Replacement |
| Condition |
New |
| Brand |
YNF |
| Origin |
China |
| MOQ |
1 Piece |
| Shipping Method |
Air, Sea, Express |
| Payment Terms |
T/T, PayPal, Western Union |
PC56-7 Gear Shaft Travel Motor Applications
| Application |
Description |
| Komatsu PC56-7 Excavator |
Travel motor shaft replacement |
| Final Drive Assembly |
Transfers torque inside reduction system |
| Travel Motor Repair |
Replaces worn internal shaft components |
| Excavator Undercarriage System |
Supports stable machine movement |
| Hydraulic Motor Overhaul |
Used during repair and rebuilding |
| Construction Machinery |
Suitable for heavy-duty travel operations |
PC56-7 Gear Shaft Detail Display
The PC56-7 Gear Shaft is a travel motor transmission component that transfers torque inside the excavator final drive system.
A worn gear shaft may cause abnormal noise, weak travel performance, or unstable power transmission. Replacing the shaft helps restore reliable travel motor operation.
FAQ
Q: What excavator is this gear shaft used for?
A: It is designed for compatible PC56-7 travel motor systems.
Q: What is the function of this gear shaft?
A: It transfers torque from the travel motor to the final drive reduction system.
Q: Is this a new replacement part?
A: Yes. It is a new aftermarket replacement gear shaft.
