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The travel gearbox is a critical component in an excavator's undercarriage system, responsible for transmitting power from the hydraulic motor to the tracks or wheels, enabling precise movement and heavy-duty operation. Its reliability directly impacts the machine's productivity in mining, construction, and earthmoving applications.
Product Specifications
Application
Excavator
Part Name
Excavator Travel Gearbox
Model
R450LC-7
Part Number
39QB-42100
MOQ
1 PC
Warranty
12 Months
Payment Terms
T/T, LC, PayPal
Delivery
3 Days After Payment Received
Shipment
By Sea, By Air, By Express or as Required
Product Features
High-quality excavator travel gearboxes use high-strength alloy steel forged gears
After carburizing and quenching treatment, surface hardness reaches HRC58-62 for high wear and impact resistance
Capable of withstanding long-term heavy-load operation
Internal lubricating oil circuit features forced lubrication design
Ensures gears and bearings are fully lubricated during high-speed operation, reducing friction loss
Gearbox shell made of die-cast aluminum alloy or cast iron for light weight and deformation resistance
Adapts to harsh outdoor construction environments
Maintenance Guidelines
During maintenance, regularly check the oil level and oil quality to avoid gear sintering caused by oil shortage or oil contamination. The seals need to be replaced every 2000 hours to prevent leakage failures.
Frequently Asked Questions
If I only know the excavator model, but cannot offer parts numbers, what should I do? If possible, you can send us pictures of old products, nameplate or the size for reference.
What is the warranty of the parts after I purchase? The warranty is 6/12 months based on the item details. For genuine parts we don't offer warranty, but can guarantee they are 100% genuine.
How can I pay for the order? You can complete payment by T/T, Western Union, PayPal, etc.
When will I receive the items after placing an order? Once we receive your payment, we will arrange shipment within 24 hours; if items are not in stock, we will inform you before payment.
What should I do if there is something wrong with the items? First of all, we have confidence in the quality of our products. If you find something wrong, please provide pictures for us to check. After confirmation, please return the items to us and we will provide the correct replacement.
What are your main products? Our main products include final drives, hydraulic pumps, swing gearboxes, travel gearboxes, swing motors, and hydraulic parts. If you need any parts for crawler excavators, you can ask us too. We will try our best to meet your requirements.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Year Established:
2013
Total Annual:
20000-3000000
Employee Number:
50~93
Ecer Certification：
Verified Supplier
GZ Yuexiang Engineering Machinery Co., Ltd.
GZ Yuexiang Engineering Machinery Co., Ltd, is a foreign trade company integrating development, sales, procurement, warehousing, transportation and service. Founded in September 2013, we have more than twelve years of experience in machinery t... GZ Yuexiang Engineering Machinery Co., Ltd.
GZ Yuexiang Engineering Machinery Co., Ltd, is a foreign trade company integrating development, sales, procurement, warehousing, transportation and service. Founded in September 2013, we have more than twelve years of experience in machinery t...
