Crawler excavator 390 330D 336D 340D Swing Reduction gearbox
4509350 4509351 2332530 3640983 2095895
The excavator slewing gearbox is one of the most critical core
components of an excavator, primarily responsible for enabling the
rotation of the upper structure. Driven by a hydraulic motor, the
slewing gearbox transmits power to the slewing bearing, allowing
the excavator to rotate flexibly during operation and perform
various complex tasks such as digging, loading, and unloading. The
performance of the slewing gearbox directly determines the
operational precision, efficiency, and overall stability of the
excavator. Therefore, the design and manufacturing of the slewing
gearbox must meet extremely high technical requirements, including
high load capacity, low noise, long service life, and excellent
impact resistance.
| PRODUCT DESCRIPTION |
| Model: 4509350 4509351 2332530 3640983 2095895 For Cat 390 330D
336D 340D Hydraulic Swing Motor Swing Reduction Swing Reducer Swing
Gearbox Swing Device (rear) Aftermarket Original Excavators Parts | category: Hydraulic MOTOR |
| Brand: TQ | Place of Origin:Other Country |
| Condition: Original & Oem | Warranty: 12 months |
| MOQ: 1 pcs | Production Capacity: 1000pcs /Month |
| Standard or Nonstandard: Standard | Payment Term: L/C,T/T, Western Union, Tradeassurance |
| Delivery Time: 1-3 days (depend on order) | Means of Transport: By Sea, Air or DHL/FEDEX/TNT/EMS |
| Guarantee: We will check and send detailed pictures to buyers for
confirmation |
With the continuous advancement of construction machinery
technology, excavator slewing gearboxes are evolving towards
lightweight, high-efficiency, and intelligent designs. Modern
slewing gearboxes feature modular designs for easier installation
and maintenance, while optimized gear meshing precision further
reduces noise and vibration. Additionally, environmental protection
and energy efficiency have become key design focuses. Many slewing
gearboxes now use low-friction materials and advanced lubrication
technologies to minimize energy loss and enhance overall
operational efficiency.
| Pos. | Part No | Qty | Parts name |
| 1 | 450-9350 Y | [1] | MOTOR & MTG GP-SWING (FRONT) |
| 2 | 451-2801 Y | [1] | DRIVE GP-SWING (WITHOUT MOTOR) |
| Y | | SEPARATE ILLUSTRATION |
Company Description
GZ Belparts Engineering Machinery Co., Ltd, founded in September
2013, is a foreign trade company, which is specialized in
procuring and selling excavator parts.
Our main products are excavator hydraulic pump, hydraulic parts,
travel motor and gearbox, swing motor, and gearbox.
The founder of our company has more than 9 years experience in
importing and exporting and is able to help customers solve various
import and export problems. We maintain good long-term
relationships with all kinds of accessories factories. Thus, we can
help develop and produce new products according to customer’s
requirements or samples, providing technical support to customers
and offering perfect services.
Factory
Why Choose Us
Exhibition
Customer Evaluation
Delivery
1. Commodities will be sent to all the countries all over the
world.
2. Please make sure that your address and contact information is
correct.
3. Products will be carefully checked before shipment.
4. Generally, items will be shipped 2 working days after the
payment is received.
5.Should any delay happen due to logistic company and local
customers or duties, we will inform via message or email
immediately and your understanding will be highly appreciated.
6.Strong carton or wooden box for gear components. Wooden box for
gearbox assembly
7.Delivery methods: By Sea, By air to the local international
airport, By express like DHL TNT FEDEX
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