China Automotive Systems' Subsidiary Nears Production of Advanced Steering Motor for Commercial EVs, Launching Mid-December 2025

Benzinga · 2d ago

 China Automotive Systems, Inc. (NASDAQ:CAAS) ("CAAS" or the "Company"), a leading power steering components and systems supplier in China, today announced that its subsidiary, Hyoseong (Wuhan) Motion Mechatronics System Co. Ltd., has entered the final commissioning stage of its new 115–platform steering motor production line. Developed to support the CAAS eRCB commercial vehicle program, mass production of this new motor is scheduled to begin mid–December 2025. 

The 115–platform electric motor delivers torque exceeding 20 N•m, representing the culmination of three years of research and development. This new motor technology and production capability marks a significant milestone in CAAS' advanced intelligent steering strategy. The new production line, co–developed with Wiselink Technology Co., Ltd., has undergone rigorous expert reviews and testing. This advanced electric steering motor has successfully passed development and verification with approximately ten of the world's leading OEMs, highlighting the motor's technological excellence, performance and readiness for commercial production.   

eRCB refers to an electric recirculating ball steering system. eRCB is an advanced electric power steering (EPS) system primarily for commercial vehicles. This system combines the durability of a recirculating ball mechanism with the efficiency and control of electric power. This system offers performance and environmental advantages  and can be integrated into advanced driver-assist systems (ADAS).

Hyoseong, a 51%-owned subsidiary of CAAS, develops and produces a broad range of industrial electric motors including low, medium, and high voltage types, as well as geared motors and DC motors, used across various industries. Hyoseong will continue to deepen its technological research and development, strengthen its market expansion, and provide global commercial vehicle customers with higher-quality products and solutions.