Direct from Weitai's ISO-Certified Manufacturing Centers
In the heavy machinery ecosystem, the swing motor is the heart of operational precision. As a premier OEM Swing Motor Parts Factory, Weitai Hydraulic understands that swing mechanisms demand not just power, but unparalleled modulation and durability. Our engineering philosophy bridges the gap between traditional hydraulic reliability and modern digital precision.
Weitai Hydraulic is one of China’s leading hydraulic suppliers, the earliest hydraulic enterprises which specializing in export business for decades. We are committed to providing excellent hydraulic products and services to both businesses and final users worldwide. At the first beginning, we are OEM factory, and have gradually developed into a comprehensive company integrating production, trade and investment. Hydraulic motors are one of our main products. In addition to our own hydraulic factories, we are a shareholder of a high-quality hydraulic motor manufacturer.
Our roadmap includes the integration of Next-Gen Piston Metallurgy. By utilizing vacuum-heat-treated alloys, our swing motor parts achieve 30% higher wear resistance compared to standard aftermarket components.
Moving toward "Hydraulics 4.0," Weitai is developing swing motors with embedded pressure and temperature sensors to provide real-time diagnostic data to the excavator's ECU, preventing downtime before it occurs.
Future iterations focus on "Low-Loss Circulatory Pathways," reducing internal friction and heat generation, which directly translates to lower fuel consumption for the end-user machine.
The global procurement landscape has shifted from "Lowest Cost" to "Highest Resilience." Our Swing Motor Parts Factory operates on the principles of China Industry 4.0. This involves a fully integrated supply chain where material sourcing, precision machining, and final testing are synchronized through a centralized ERP system.
Our factories are all ISO certified and our material suppliers have all obtained CE, RoHS, CSA and UL certificates. We can design and customize according to drawings to meet the diverse needs of customers. Our motors have an advanced design structure and provide high volume efficiency, high strength and good stability which far superior than our competitors’ motors. This resulted in the demand and production of over 40,000 Weitai travel motors in 2019. Weitai travel motors are now even included in the production line for excavator manufacturers such as SANY, XCMG and SDLG.
Heavy-duty swing motors for 50-ton+ excavators requiring high torque and shock-load resistance in extreme environments from the Arctic to the Sahara.
Compact, high-speed swing solutions for harvesters and log loaders that require rapid, jerky movements with absolute control.
Silent-running, low-vibration hydraulic motors optimized for urban construction where noise pollution standards are strictly enforced.
As the Shandong Hydraulic Association’s (SDHA) Secretary Company and the comprehensive export platform of provincial hydraulic organization, Weitai is proud to represent China and share our high quality hydraulic products with the world. Weitai Hydraulic has already been elected to be the 2018 Annual Outstanding Enterprise at the Annual Conference and Intelligent Manufacturing Forum of Shandong Equipment Manufacturing Association.
We provide global enterprises with:
Typically, standard parts are shipped within 7-15 days. Custom OEM designs involving new drawings may take 30-45 days for prototyping and validation.
Our motors offer 95% performance parity at a significantly lower TCO (Total Cost of Ownership), utilized by Tier-1 manufacturers like SANY and XCMG.
Yes, every swing motor and final drive undergoes dynamic load testing and efficiency verification before leaving our facility.
Absolutely. Our technical team specializes in reverse engineering and bespoke hydraulic design to fit proprietary machine specifications.

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Partner with China's leading hydraulic motor authority for your OEM requirements.
Address: No. 36 Miao Ling Road, Laoshan District, Qingdao, China 266061
Office Hours: Monday-Friday: 9:00 am to 6:00 pm