The Future of the Automotive Parts Industry

Seohan Auto USA,
Seohan-NTN USA Together
Seohan Auto USA and Seohan-NTN USA, founded in 1996 on the vision of “industrial patriotism”, have rapidly grown since 2007 to become leaders in the automotive parts industry.
With automated facilities, efficient production systems, and strict quality management, they specialize in producing Chassis and Driveline systems essential for vehicle safety and performance. Committed to driver safety and customer value, they aim for excellence through innovation and expertise, becoming the most trusted name in the automotive sector.



Driving Innovation in Automotive Parts
Sahan Auto USA and Sahan-NTN USA, companies driven by continuous innovation and challenges,
are shaping the future of the automotive parts industry.
Together, we lead the way into the future of the automotive parts industry.
Front & Rear Axle
Seohan Auto USA provides high-performance front and rear axles designed for reliability and consistency. These components include braking systems, hubs, bearings, and discs, all manufactured through advanced automated production lines for precision and durability.
Front/Rear & Brake
We offer complete axle and brake system modules for Hyundai and Kia’s mid-to-large vehicles. With integrated design, production, and quality control, our systems ensure high reliability, safety, and superior driving performance.
Halfshaft & Innershaft
Seohan Auto USA and NTN USA deliver high-quality halfshafts and innershafts for Hyundai and Kia’s mid-to-large vehicles. Manufactured using advanced automation, these parts provide outstanding strength, durability, and reduced vibrations for smooth driving.
Cross Groove Joint
Our proprietary Cross Groove Joints outperform conventional U-joints in NVH performance. With a compact, lightweight structure and long-stroke plunging capability, they enhance efficiency, reliability, and overall driving experience.
Featured Product:
Chassis System
Seohan Auto USA’s Chassis System exemplifies precision and innovation, crafted to meet the highest industry standards for modern vehicles. With advanced engineering and unparalleled durability, it ensures exceptional performance.
Featured Product:
Driveline System
Seohan Auto USA’s Driveline Systems combine advanced technology and innovative design to deliver unmatched durability and performance for modern vehicles. Designed with precision to reduce shudder and enhance NVH performance, these systems are built to meet the highest industry standards.
Discover the Future Together
At Seohan Auto USA and NTN USA, we’re shaping tomorrow with you.
Stay tuned for the latest updates!

리버티 카운티 새공장
서한오토가 현대자동차 그룹의 승리하는 공장인 사바나를 위해 부품을 공급하기 위해 새 공장을 짓는다. 자동차를 계속고 시스템을 생산하는 서한오토조지아는 11일 리버티커뮤니케이션에...

환경/안전/품질
서한오토 USA와 NTN USA는 고객 만족을 최우선으로 하며, 최고의 품질을 보장하기 위해 철저한 품질 관리 시스템을 운영하고 있습니다. 우리는 지속적인 개선과 혁신을 통해...

ESG 경영 추진체계
ESG 경영은 서한오토 USA와 NTN USA가 추구하는 핵심 가치입니다. 보다 친환경적이고, 보다 안전하며, 보다 투명한 기업으로 나아가기 위해 지속 가능한 경영 전략을 실천하고 있습니다.
Empowering People, Driving Innovation
At Seohan, we create equal opportunities, embrace challenges, and support the growth of future global leaders. Our dedicated team strives to provide outstanding service and ensure complete customer satisfaction.
ESG is a core value of Seohan Auto USA and NTN USA. We aim for sustainability, safety, and transparency.
We foster equal opportunities, encourage challenges, and nurture future global leaders at Seohan.
Our team at Seohan Auto USA and NTN USA is dedicated to providing the best service for customer satisfaction.