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Transmission systems are crucial for bicycle movement, and chains play an essential role in connecting the components. For over forty years, KMC has been dedicated to manufacturing excellent chains, earning respect as a chain expert in the bicycle industry. With profound expertise and a thorough understanding of chain complexities, KMC has developed extensive and professional R&D capabilities and manufacturing techniques.

Today, KMC explores broader chain transmission concepts, leveraging its rich chain knowledge to introduce the 'KMC DRIVETRAIN EXPERT' chain transmission system. This system includes perfectly coordinated chainrings and cassettes designed to work seamlessly with the chain. The KMC DRIVETRAIN EXPERT aims to create a seamless and optimized chain transmission system, with meticulously designed and manufactured chains, chainrings, and cassettes to achieve perfect synergy. The chainrings feature precisely designed chain roller seats that synchronize seamlessly with KMC chains, while the cassettes have bi-directional shifting ramps for smoother pedaling. The unique tooth profile prevents interference during shifting, reducing wear and increasing durability. The high compatibility features meet diverse riding needs. KMC chains, along with their seamlessly compatible chainrings and cassettes, provide optimal transmission efficiency and stability with every pedal stroke. This is a testament to expertise, innovation, and the pursuit of perfection.

We consistently offer high-quality components to meet various bicycle needs, making KMC the first and only choice for drivetrain system upgrades.


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