Time: 2025-08-22 11:15:09
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The travel gearbox, also known as the final drive, is a critical component in any excavator. It's what allows the machine to move, converting the hydraulic motor's power into the rotational force needed to drive the tracks. When these heavy-duty machines are constantly at work in demanding environments, their internal parts can experience significant wear and tear. Ensuring you have access to high-quality replacement parts is essential for maintaining your excavator's performance and minimizing costly downtime.

Using top-grade parts for your excavator's travel gearbox offers several key benefits. First and foremost, they provide durability and reliability. Components like planetary gears, sun gears, and reduction gears are subjected to immense stress. High-quality materials and precision manufacturing ensure these parts can withstand the load and torque, extending the life of your final drive.
Furthermore, using the correct parts ensures optimal performance. A worn or mismatched gear can lead to increased friction, reduced efficiency, and even catastrophic failure. By using parts designed specifically for your excavator model, you can maintain the smooth, powerful travel motion the machine was engineered for. This not only improves productivity but also helps prevent further damage to other components within the drive system.
Finally, investing in quality parts is a smart financial decision. While they may have a higher initial cost, their longevity and reliability mean fewer replacements and repairs over time. This translates to reduced maintenance costs and fewer interruptions to your work schedule, ultimately maximizing your return on investment.
When a travel gearbox requires maintenance, several key components are often replaced. These include the various gears that make up the planetary gear set—the sun gear, planetary gears, and the ring gear (often integrated into the housing or hub). Additionally, the gear set itself, which might include multiple gears and shafts, is a common replacement. Other essential parts like the cover, hub, spindle, and carrier are also vital for the proper function and enclosure of the entire assembly.
Below is a list of common travel gearbox parts we provide, categorized by excavator model.
| No. | Part Number | Part Name | Applicable Excavator Model |
|---|---|---|---|
| 1 | VOE14528733 | Travel gearbox | EC220E |
| 2 | VOE11707945 | Reduction gear | EC390 |
| 3 | VOE14345000 | Gear set | EC390 |
| 4 | VOE11707943 | Sun gear | EC390 |
| 5 | VOE11701191 | Cover | EC450 ÅKERMAN |
| 6 | VOE14263523 | Gear set | EC450 ÅKERMAN |
| 7 | VOE11713105 | Planetary gear | EC450 ÅKERMAN |
| 8 | VOE11706897 | Sun gear | EC450 ÅKERMAN |
| 9 | VOE11706895 | Sun gear | EC480DHR |
| 10 | VOE11706896 | Reduction gear | EC480D |
| 11 | VOE11701228 | Cover | EC340 |
| 12 | VOE14569277 | Housing | EC480EHR |
| 13 | 170402-00032 | GEAR, REDUCTION, TRAVEL | DX75-9C |
| 14 | 130412-00103 | GEAR, DRIVE | DX75-9C |
| 15 | 130413-00022 | GEAR, PLANETARY | DX75-9C |
| 16 | 100502-00158 | CARRIER | DX75-9C |
| 17 | 130425-00025 | GEAR, SUN | DX75-9C |
| 18 | 900122-00075 | HUB ASSY | DX75-9C |
| 19 | 130713-01497 | SPINDLE ASSY | DX75-9C |
| 20 | 130412-00194 | GEAR, DRIVE | DX300LC-5 |
| 21 | 130425-00046 | GEAR, SUN | DX380LC-3 |
| 22 | 170402-00025D | GEAR, REDUCTION, TRAVEL | DX380LC-3 |
| 23 | 130425-00024 | GEAR, SUN | DX420LC-5 |
| 24 | 100502-00157 | CARRIER (NO.1) | DX420LC-3 |
| 25 | 100502-00156 | CARRIER | DX420LC-5 |
| 26 | 900122-00080A | HUB | DX380LC-3 |
| 27 | 900122-00080B | HUB | DX420LC-5 |
| 28 | 130713-01281A | SPINDLE | DX420LC-3 |
| 29 | 130713-01281B | SPINDLE | DX420LC-5 |
| 30 | 170402-00025 | GEAR, REDUCTION, TRAVEL | DX420LC-3 |
Properly maintaining your excavator's travel gearbox and using reliable replacement parts are crucial steps in ensuring the long-term health and efficiency of your machine. Regular inspection and timely replacement of worn components can save you from unexpected breakdowns and significant repair costs down the line.