Doosan DX340 Excavator Parts K1007543A Swing Motor Assembly for Sale
The Doosan DX340 swing motor K1007543A is a critical rotary drive component engineered for heavy-duty excavator applications. It provides stable swing speed, high torque output, and smooth directional changes, ensuring efficient digging cycles and reliable performance in demanding construction, quarry, and earthmoving environments.
| Packaging | Wooden case or as required |
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Kinton Parts is trusted by professionals worldwide for delivering high-quality parts for excavators, bulldozers, and other construction machinery—with guaranteed performance and durability.
The Doosan DX340 hydraulic swing motor K1007543A is designed to drive the upper structure of the excavator through the swing reduction gearbox and slewing bearing system. It converts hydraulic energy into controlled rotational force, allowing the machine to achieve smooth 360-degree movement during excavation, loading, and material handling operations.
As a professional replacement swing drive motor for Doosan DX340 excavators, this unit is developed for 34-ton-class machines that operate under high loads and continuous working cycles. Whether performing deep excavation, rock loading, demolition, or large-scale earthmoving, consistent swing performance directly affects operating efficiency, cycle time, and operator control.
Stable Torque Output and Efficient Energy Conversion
Unlike the swing systems of smaller excavators that primarily focus on mobility, the DX340 requires a swing motor capable of handling larger attachments and heavier materials. The K1007543A swing motor is optimized to provide strong starting torque, smooth acceleration, and controllable deceleration under a wide range of loads.
Its advanced hydraulic circuit design improves fluid distribution and reduces internal energy loss, maintaining a stable swing speed even during repetitive loading and unloading cycles. This helps reduce mechanical stress and improve machine operating efficiency.
Precision Hydraulic Components and Durable Internal Structure
The internal mechanism comprises high-precision hydraulic components, including a cylinder block, piston assembly, valve plate, rotating components, and braking unit. Each component is manufactured to stringent machining standards to ensure proper fit, smooth movement, and reliable hydraulic performance.
High-strength bearings and advanced sealing elements protect the motor from contamination by dust, mud, and moisture. Effective sealing also helps prevent hydraulic oil leakage, thereby improving durability and reducing maintenance frequency.
Strict Assembly Process and Performance Testing
Each K1007543A rotary motor is assembled in a controlled environment to ensure internal cleanliness and component precision. Precision assembly guarantees the correct clearances between moving parts, resulting in efficient power transmission and smooth rotational performance.
Before shipment, each unit undergoes comprehensive testing, including hydraulic pressure testing, rotational performance testing, braking function verification, leak testing, and final operational checks to ensure reliable performance after installation.
OEM Compatibility
This swing motor is specifically designed for:
- Doosan DX340 Excavator
OEM Reference Number:
- K1007543A
OEM specifications, installation dimensions, and technical support can be provided for accurate compatibility confirmation and replacement.
Comprehensive Quality Inspection
Each swing motor is subjected to rigorous quality control procedures covering component dimensions, hydraulic efficiency, rotational stability, sealing reliability, and braking performance.
From raw component inspection to final functional testing, every production stage is monitored to ensure consistent quality and long service life.
Conclusion
The Doosan DX340 swing motor K1007543A is designed to provide high torque, smooth rotational control, and exceptional durability for large excavator applications. With precision hydraulic technology, a robust internal structure, reliable sealing, and strict performance testing, it offers a dependable replacement solution for construction contractors, quarry operators, and equipment maintenance professionals requiring high-quality Doosan excavator swing system parts.
SHIPPING & DELIVERY
At Kinton Parts, we ensure reliable, worldwide shipping of parts for excavators, bulldozers, and a full range of construction machines—safe, fast, and secure.
All products are securely packed using high-quality export cartons, reinforced wooden cases, or industry-standard palletized packaging to ensure maximum protection during transit and smooth handling during unloading.
Standard orders are typically shipped within 3–5 working days, while large or customized orders are usually dispatched within 7–20 days, depending on volume and production requirements.
We offer flexible global shipping options, including:
- International sea freight for cost-effective bulk transport
- Air freight for urgent orders
- Courier delivery (DHL, FedEx, UPS) for small-volume or sample shipments
Our logistics team manages every shipment carefully, providing real-time updates and tracking information until your order arrives safely at your destination.
Need assistance choosing the best shipping method for your location and timeline? Contact our team — we’ll help you plan a smooth delivery experience.
FAQ
Q: What are your main products?
A: We supply a full range of undercarriage and wear parts for excavators, bulldozers, and other heavy equipment. Our product line includes: Track rollers, carrier rollers, front idlers, sprockets, segments, track shoes, track chains, bolt and nuts, pins and bushings, bucket teeth and adaptors, filters, seal kits, swing bearing, and hydraulic cylinder—plus other essential replacement parts.
Q: Which countries do you export to?
A: Kinton Parts exports to over 60 countries worldwide, including:
USA, Canada, UK, Germany, Russia, UAE, Indonesia, Malaysia, Thailand, India, Pakistan, Bangladesh, Sri Lanka, South Africa, Colombia, Peru, and many others.
Q: Can I order a sample?
A: Yes, we accept trial orders. For parts in stock, samples can be shipped quickly. If you have technical drawings or existing samples, we also support customized production and mold development.
Q: How can I track my order after shipping?
A: Once your order is shipped, we will provide you with all necessary tracking information based on the shipping method. For express deliveries, you’ll receive a tracking number to follow the shipment online. For air or sea freight, we’ll send you the relevant documents such as the airway bill (AWB) or bill of lading (B/L), along with the packing list and commercial invoice to help with tracking and customs clearance.
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Trusted by professionals worldwide, Kinton Parts supplies premium-quality components for excavators, bulldozers, and more—with reliable quality you can count on.
