K.O.K International

Oil Seals

K.O.K. has been in the sealing and vibration dampening industry for over 50 years. Our Oil Seals are developed with high technology polymeric materials and tested rigorously to make the best oil seals available to OEMs and for aftermarket uses.

Our facilities house automated production machinery and state-of-the-art testing equipment and processes to ensure the K.O.K. quality promise you rely on is fulfilled in every seal.

K.O.K International

O-Rings and Static Seals

K.O.K. O-rings are manufactured in a meticulous environment with the highest quality materials and processes to ensure your O-Rings keep air and gas in, and everything else out. Our O-Rings and static seals are fabricated with our proprietary high-quality polymeric materials including rubbers and silicones. They are extremely effective in preventing leakage.

The K.O.K. engineering team can work with you to understand your design specifications and make recommendations about the best materials for your application.  Every O-ring is carefully manufactured and rigorously tested using our in-house Basler Inspection Machines, ensuring you get only premium quality products.

K.O.K International

Anti Vibration Bushings and Mounts

Our range of premium quality anti vibration components includes a wide variety of bushings and mounts to reduce engine vibration and noise transmission.  K.O.K can design and produce vibration dampening mounts and bushings for applications including automobiles, motorcycles, ATVs, heavy-duty industrial equipment, agricultural equipment, and outdoor power and garden equipment.

We are committed to consistently producing high-quality bushings and mounts.  This commitment, along with our custom design,material and production capabilities set us apart from other anti vibration bushing and mount manufacturers.

K.O.K International

Boots and Bellows

K.O.K. offers an extensive range of boots and bellows guaranteed to keep dirt, debris, moisture, and other contaminants out of your drivetrain, transmission, suspension, steering, and other critical systems.

We’re proud of our commitment to customer service and quality, and we’ve worked hard to build our reputation as a leading maker of high-quality boots and bellows for a variety of applications and industries. Companies around the world turn to us for custom boots & bellows based on our capability to provide custom design services, innovative materials, and consistent quality.

K.O.K International

Chain Dampers (Tensioners & Guides)

K.O.K. Chain Tensioners and Guides are trusted by motorcycle OEMs around the world for our high quality and durability, but our capabilities go far beyond that. 

Whether you are looking for chain tensioners for motorcycle or automobile engines, you can rely on K.O.K. We can manufacture to your exact requirements or provide suggestions to produce the most optimal designs.

K.O.K International

Air Intake Hoses

When it comes to air intake hoses, K.O.K. is the partner of choice for automobile and recreational vehicle OEMs worldwide.  We’ve built up a strong reputation and a happy customer base by focusing on three key areas: design, materials, and quality.

We understand the need for a well-designed air intake hose to keep your engine running at peak efficiency.  Our team of experienced air intake hose experts can work with you to design air intake hoses to your exact specifications.

Air intake hose quality is our highest priority.  Our precision manufacturing process produces air intake hoses that match your specifications. We also rigorously test all our air intake hoses to make sure they perform to your standards.

K.O.K International

Reed Valves

K.O.K. produces a wide range of reed valves for use in small engines, scooters, motorcycles, and automobiles.

Automobile, motorcycle, and outdoor power equipment OEMs around the globe turn to us for their reed valve needs because of our focus on innovation and quality and our commitment to producing high-quality reed valves.

Reed valves are the key to making sure your high-performance engine gets the right fuel-air mix to deliver the power you need.  The best reed valves result from a combination of innovative design and superior manufacturing and testing processes.

KOK International

Continuously Variable Transmission Parts

OEMs rely on KOK for CVT parts including weight rollers and sliders for low and high engine capacities. We are committed to fabricating high-quality continuously variable transmission parts that increase the lifespan of your engines and improve the experience of your customers.

Learn more about our top-quality Continuously Variable Transmission Parts.

K.O.K International

Intake Manifolds

K.O.K. produces a wide range of Intake Manifolds (Intake/Inlet Manifolds, Inlet Pipes) in a variety of shapes and sizes. OEMs in the Motorcycle and Outdoor Power Equipment markets choose our intake manifolds for their high quality and superior performance and rely on our proprietary compound for its unmatched gasoline and E85 resistance.

Custom Intake Manifold designs and materials can be determined to suit your requirements.

K.OK. International

Rubber Parts, Packings, Seals & Gaskets

When it comes to automobiles, motorcycles, industrial equipment, and other machines, K.O.K. understands that even the smallest parts matter a great deal.  We offer a wide range of premium quality rubber parts, seals, & gaskets to keep contaminants out of your critical systems.

Our experienced design team can help you design the optimal rubber parts, seals & gaskets for your application. K.O.K. specializes in rubber bonded metal technology and can advise you on the highest performing and most cost-effective materials for your design.

All of our rubber parts, seals, and gaskets are manufactured in our state-of-the-art facilities in Taiwan.  We use our in-house testing facilities to test all our products and ensure they meet or exceed OE and customer requirements.

K.O.K International

Plastic Parts

Leveraging our expertise in sealing and vibrational technology, we utilize innovative manufacturing techniques and decades of experience to create the best quality polymeric solutions available.

OEMs choose K.O.K. to produce the highly technical components that will last through the most demanding conditions.

Learn more about our top-quality Plastic Parts.

K.O.K International

Metal Parts

K.O.K. is chosen by OEMs time and again because of our efficiency, quality, and commitment to our customers.

We specialize in fabricating high-quality metal products that are used in everyday and extreme conditions, including parts for high-performance automobiles, saltwater marine applications, and heavy-duty machinery.

The K.O.K. Metal Parts Portfolio

• Ball Bearings
• Needle Bearings
• Tripod Joints
• Bearing Cages / Bearing Retainers
• Bearing Races
• Self Lubricating & Maintenance Free Bearings
• Circlips & Snaprings
• Metal Clamps
• Tie Rods
• Rack Ends / Axle Joints
• Ball Joints

Many metal parts can be custom designed and manufactured with other components. Our expertise in developing polymeric solutions makes K.O.K. the ideal partner for producing specific designs that support your project requirements.

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K.O.K International

Brake Parts

When quality and longevity matter, OEMs in Europe and around the world rely on K.O.K. 

K.O.K. has more than 6 decades of experience and relationships with well-known automotive OEMs, resulting in a brake component manufacturing specialty that is unmatched. 

K.O.K. Brake Parts can be found in automobiles in Japan, Italy, the US, and China, and can be manufactured for your:

• Passenger Cars, Vans, and Light Trucks
• Motorcycles and Scooters
• And more…

Whether you are looking for a standard performance range or need something customized to your specifications, our engineering and design teams are here to help.