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Swing Motor Reducer EX120-2 EX120-3 For Hitachi Mini Excavator 4334356 9111265 4241171 AP5S58 Rotary Device EX120-2M EX120K-3

Place of Origin:Original Place
Brand Name:Belparts
Model Number:EX120-2 EX120-3 EX120-2M EX120K-3
Minimum Order Quantity:1PCS
Price:Negotiated price
Payment Terms:T/T,trade assurance,PayPal,L/C,D/P,D/A,Western Union,MoneyGram
Supply Ability:100 PCS / Months
Product Details
Highlight:

Hitachi excavator swing motor reducer

,

EX120-2 swing motor rotary device

,

mini excavator hydraulic pump parts

Type: AP5S58
Part Number: 4334356 9111265 4241171
Part Name: Swing Motor Reducer Gearbox Device
Application: Excavator
Quality: Original Brand Rebuild Standard Parts
Warranty: 6 Months
Shipment: Sea / Air / Express DHL FEDEX UPS
Product Description
Swing Motor Reducer EX120-2 EX120-3 For Hitachi Mini Excavator
Swing Motor Reducer EX120-2 EX120-3 For Hitachi Mini Excavator 4334356 9111265 4241171 AP5S58 Rotary Device EX120-2M EX120K-3
Product Specifications
Application Excavator
Part Name Swing Motor Reducer Gearbox Device
Model EX120-2 EX120-3 EX120-2M EX120K-3
Type AP5S58
Part Number 4334356 9111265 4241171
Warranty 12 months
Weight 50KG
Delivery Time 3-7 Days
Shipment Express/Freight/Sea/Train
Quality Original Brand New
MOQ 1 Piece
Payment Term T/T, Trade Assurance, PayPal and etc
Category Construction Machinery Part
Spare Parts List
Swing motor reducer parts diagram and components
# Part No. Description Qty
4334355MOTOR; OIL1
1----HOUSING1
24334357ROTARY GROUP1
34286402SHAFT ASSY1
44327557COVER ASSY1
50407701RING1
60407702PISTON1
70407703PLATE2
80407704PLATE3
90407705SEAL; OIL1
100407706RING; RETAINING1
13A810130O-RING1
140407707O-RING2
150407708O-RING1
160407709BRG.1
170407710PLATE1
180254007SPRING15
190407711CASE1
200330402O-RING1
Related Excavator Parts
Branded accessories for excavators including hydraulic components
Why Choose Us?
Quality Assurance
Fine Workmanship
Price Advantage
Stable Supply
Quality assurance process for excavator parts including inspection and testing Workmanship demonstration showing precision manufacturing processes
Process Features
  • Standard production management
  • Advanced testing equipment
  • Heat Treatment Technology
  • Fitting of cylinder block and valve plate
Production process for hydraulic pumps showing assembly and manufacturing stages
About Our Factory
Belparts operates a large workshop dedicated to excavator parts production, covering all processes from material cutting, welding, heat treating, assembling, debugging, painting, testing - with every part thoroughly inspected before leaving the factory.
Factory overview showing manufacturing facilities and production area
Frequently Asked Questions
If I only know the excavator model, but cannot offer parts number, 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 purchased hydraulic axial piston pump & motor spare parts?
The warranty is 6/12 Months based on the item details.
How can I pay the order?
We can receive payment through T/T, Western Union, PayPal (for small amount), alibab trade assurance.
When will I get the items after I place order?
Once your payment is confirmed, we will arrange the goods within 24 hours; if not in stock, we will inform you before placing the order.
How can I do if there is something wrong with the items?
First of all, we have confidence in the quality of our products. If you really found something wrong, please provide pictures for us to check. After confirmation, please return to us and we will provide the correct item.
What is your main products?
We specialize in excavator spare parts, including travel motor gearbox/assembly/parts, swing gearbox/assembly/motor/parts, hydraulic pump assembly/parts and gear parts. If you need other excavator parts, we can also supply according to your requirements.
Overall Rating
5.0
★★★★★
★★★★★
Based on 50 reviews recently
5 star
100%
4 star
0
3 star
0
2 star
0
1 star
0
All Reviews
  • J
    Jeff
    South Africa Mar 20.2026
    ★★★★★
    ★★★★★
    This OEM-quality hydraulic pump fits my machine perfectly, and it runs very well on it.
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