OS Giken High-Performance Racing Drivetrain Parts

OS Giken High-Performance Racing Drivetrain Parts

Welcome to the OS Giken collection, where passion for performance meets unparalleled craftsmanship. Founded by Masaharu Okazaki in the early 1970s, OS Giken has become synonymous with high-performance Japanese race engines, striving to compete with the finest European offerings.

Our Journey

Starting in the early 1960s, Masaharu Okazaki embarked on a mission driven by his love for motorsports and a deep understanding of mechanical design. His journey began with:

• Tinkering with motorcycle parts in his garage.
• Self-education through disassembly and redesign of components.
• A focus on strength, durability, and high performance.

About OS Giken

Officially established in 1973 in Okayama, Japan, OS Giken has earned a reputation as a premier manufacturer of racing drivetrain parts. Our commitment includes:

• 100% Made in Japan: All OS Giken parts are meticulously manufactured and assembled in Japan.
• Strict Quality Control: We adhere to rigorous quality-control guidelines throughout the production process.
• Expertise in Engine and Drivetrain Components: Specializing in innovative design and manufacturing, we lead the industry in performance enhancements.

Our Mission

As the automotive landscape evolves, OS Giken remains dedicated to:

• Continuously pushing boundaries and seeking improvements.
• Delivering high-quality, durable parts that meet the demands of competitive racing.
• Embracing the challenges that come with advancements in design and technology.

Explore our collection today and experience the legacy of OS Giken—where engineering excellence meets motorsport ambition!