4PN39A0101-A Hydraulic Swing Motor for Yanmar B37 B37-2A Excavator 4PN39A0101 | JISION
The JISION 4PN39A0101-A Hydraulic Swing Motor is a replacement hydraulic motor designed for compatible Yanmar B37 and B37-2A mini excavator swing systems. The swing motor is an important component of the excavator's upperstructure rotation system. It converts hydraulic energy into rotational ...
Hydraulic Swing Motor Yanmar B37
,Excavator Swing Motor 4PN39A0101
,Yanmar B37-2A Swing Motor
The JISION 4PN39A0101-A Hydraulic Swing Motor is a replacement hydraulic motor designed for compatible Yanmar B37 and B37-2A mini excavator swing systems.
The swing motor is an important component of the excavator's upperstructure rotation system. It converts hydraulic energy into rotational mechanical power, helping the excavator upperstructure rotate during digging, loading, and other construction operations.
Featuring a robust orange-painted metal housing, hydraulic connection ports, mounting flange, and steel output gear, this motor is intended for excavator swing system maintenance and replacement applications.
Whether you are repairing a worn swing motor, servicing a mini excavator, or sourcing replacement hydraulic components, JISION offers practical solutions for construction machinery maintenance.
Key Features
1. Hydraulic Rotary Power
Designed to convert hydraulic pressure and oil flow into rotational mechanical power, supporting controlled excavator swing movement.
2. Durable Metal Housing
Features a robust metal housing designed for demanding construction equipment operating environments.
3. Steel Output Gear
Equipped with a steel output gear intended to transmit rotational power to a compatible swing drive arrangement.
4. Hydraulic Connection Ports
Includes hydraulic ports for integration with the machine's hydraulic swing control circuit.
5. Replacement Part Number 4PN39A0101-A
Intended for equipment requiring hydraulic motor reference number 4PN39A0101-A or compatible 4PN39A0101 configurations.
6. Compact Motor Design
The compact cylindrical housing and mounting flange are suitable for selected mini excavator swing drive installations.
7. Suitable for Excavator Maintenance
A practical replacement component for damaged, worn, or malfunctioning swing motors during equipment repair and servicing.
Product Specifications
| Item | Description |
|---|---|
| Brand | JISION |
| Product Name | Hydraulic Swing Motor |
| Primary Part Number | 4PN39A0101-A |
| Reference Number | 4PN39A0101 |
| Motor Series | 4K SW Series |
| Product Type | Hydraulic Orbital Swing Motor |
| Compatible Excavator Models | Yanmar B37 / B37-2A |
| Product Category | Excavator Hydraulic Spare Parts |
| Housing | Metal |
| Output Type | Geared Output Shaft |
| Main Function | Excavator Upperstructure Swing Drive |
| Application | Mini Excavator Swing System |
| Installation | Professional Installation Recommended |
Compatible Excavator Models
The JISION 4PN39A0101-A Swing Motor is offered for selected Yanmar mini excavator configurations, including:
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Yanmar B37
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Yanmar B37-2
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Yanmar B37-2A
Additional applications may include selected B25, B27, and B30 configurations, depending on the original motor specification.
Important Compatibility Notice: Motor compatibility depends on the machine serial number, hydraulic motor model, output gear tooth count, mounting flange dimensions, shaft configuration, and hydraulic port arrangement.
Please compare the original part number and installation dimensions before ordering.
Product Applications
The 4PN39A0101-A Hydraulic Swing Motor is intended for compatible applications involving:
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Mini excavator swing drive systems
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Excavator upperstructure rotation
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Hydraulic motor replacement
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Excavator hydraulic system maintenance
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Construction machinery swing system repair
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Mini excavator servicing and overhaul
Why Choose JISION?
JISION specializes in supplying construction machinery spare parts and hydraulic components for international customers.
Our product range includes:
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Excavator hydraulic swing motors
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Swing drives and swing reduction assemblies
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Final drives and travel motors
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Hydraulic pumps and motor components
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Main control valves
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Pilot joystick valves
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Excavator electrical spare parts
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Diesel engine components
We support construction equipment owners, excavator repair workshops, machinery spare parts distributors, and international wholesale buyers.
Ordering Information
Looking for a replacement 4PN39A0101-A Hydraulic Swing Motor for Yanmar B37 or B37-2A Excavator?
Please provide the following information when requesting a quotation:
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Part Number: 4PN39A0101-A / 4PN39A0101
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Excavator Model: B37 / B37-2A
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Machine Serial Number
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Original Motor Nameplate Photos
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Output Gear Tooth Count
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Mounting Flange Dimensions
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Required Quantity
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Destination Country
Our team can help confirm the correct motor configuration for your excavator.
Contact JISION today to request product pricing, availability, and international shipping information.
